Total 2,220 Senior Executive failure analysis engineer job vacancies

Senior Project Engineer (LTA/MRT Underground Project)

Location: Singapore
Reports To: Project Manager / Construction Manager

Job Summary

The Senior Project Engineer is responsible for managing and supervising underground MRT construction works, ensuring that the project is completed safely, on time, within budget, and in compliance with LTA requirements and project specifications.

Key Responsibilities

• Plan and coordinate daily site activities.
• Supervise engineers, supervisors, and subcontractors.
• Monitor construction progress and ensure works follow approved drawings and specifications.
• Coordinate with clients, consultants, LTA officers, and subcontractors.
• Review technical drawings, method statements, and work procedures.
• Ensure compliance with safety, quality, and environmental requirements.
• Identify and resolve technical and site issues.
• Monitor project schedule and report progress to management.
• Attend site, coordination, and progress meetings.
• Support project documentation, inspections, and authority submissions.

Requirements

• Degree in Civil Engineering or related discipline.
• 8–12 years of experience in civil or MRT infrastructure projects.
• Experience in underground works such as: MRT stations Deep excavation Diaphragm walls Tunnelling
• Familiar with LTA requirements and Singapore construction regulations.
• Good leadership, communication, and problem-solving skills.

Preferred Skills

• Experience working on MRT projects in Singapore.
• Strong understanding of safety and quality management.

Key Objectives

• Deliver works safely and on schedule.
• Maintain quality standards and LTA compliance.
• Manage site teams and subcontractors effectively.
• Resolve construction issues and support successful project delivery.

Key Responsibilities

• Plan, execute, monitor, and manage the technical aspects of infrastructure projects.
• Lead or support system and network infrastructure deployments, upgrades, and migrations.
• Design and deliver end-to-end technical solutions based on business and project requirements.
• Mentor and guide junior engineers, overseeing project assignments and technical development.
• Prepare project documentation, technical reports, and implementation plans.
• Troubleshoot, diagnose, and resolve technical issues to ensure system reliability.

Requirements

• Hands-on experience with Windows Server and Unix/Linux operating systems in virtualized environments.
• Strong expertise in virtualization technologies and hypervisors; Nutanix experience preferred.
• NCP/NCM certification is advantageous.
• Solid knowledge of VPNs, firewalls, security appliances, network switches, and routers.
• Experience with containerization technologies and platforms.
• Strong understanding of end-to-end IT infrastructure and system integration.
• Excellent communication skills, with the ability to engage both technical and non-technical stakeholders.
• Proactive, analytical, and able to work independently or collaboratively in a team environment.

(EA Reg No: 20C0312)

Please email a copy of your detailed resume to qianyu@talentsis.com.sg for immediate processing.
Only shortlisted candidates will be notified.

Responsibilities

• Lead the design, development, and implementation of mechanical systems for infrastructure and building projects to meet client and regulatory requirements
• Collaborate with multidisciplinary teams to coordinate design efforts and ensure timely project delivery
• Conduct detailed mechanical analysis and calculations to optimize system performance and efficiency
• Develop and maintain comprehensive technical documentation, including design specifications and reports, to support project execution
• Ensure all mechanical designs comply with industry standards, regulations, and quality control measures
• Present technical solutions and progress updates during client meetings to facilitate informed decision-making
• Monitor industry trends and emerging technologies to incorporate innovative approaches into mechanical designs
• Drive continuous improvement initiatives within the engineering department to enhance processes and outcomes
• Manage project budgets, timelines, and resources to achieve project goals effectively

Required competencies and certifications

• Bachelor’s degree in Mechanical Engineering
• Minimum of 8 years of mechanical engineering experience focused on building services design
• Proven leadership in managing complex mechanical engineering projects
• Proficiency in 3D modeling software such as SolidWorks or Inventor, and AutoCAD
• Experience coordinating multidiscipline design teams
• Strong analytical and problem-solving skills applied to mechanical engineering challenges
• Effective communication and leadership skills to guide teams and engage stakeholders
• Competence in project management and budget control to ensure project success
• Ability to work efficiently in fast-paced, collaborative environments

Location: Central
Job Type: Contract (Renewable basis)

Key Responsibilities

• Design, develop, and maintain scalable frontend and backend applications, APIs, integrations, and data services.
• Own features end-to-end, from solution design and development through deployment, monitoring, and support.
• Act as the 2IC to the Tech Lead by providing technical mentorship, conducting code reviews, and maintaining engineering standards; step in as acting Tech Lead when required.
• Collaborate with Product Managers, Designers, and stakeholders to deliver high-quality user-centric solutions.
• Contribute to technical planning, architecture discussions, Agile delivery, and continuous improvement initiatives.

Requirements

• Min. 6 years of full stack software engineering experience with strong backend development skills and proficiency in modern frontend frameworks (e.g., React)
• Experience building and integrating RESTful APIs, databases, and scalable web applications.
• Familiarity with cloud platforms, CI/CD pipelines, deployment processes, and DevOps best practices.
• Strong communication and stakeholder management skills, with the ability to work effectively across cross-functional teams.
• Demonstrated leadership potential through mentoring, leading workstreams, or supporting technical decision-making.
• Experience with AI-assisted development tools and modern engineering practices.
• Product mindset with prior experience serving as a Tech Lead, Team Lead, or 2IC in an engineering team

By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec’s Privacy Policy (scientecconsulting.com/privacy-policy).

This authorizes us to:

• Contact you about potential opportunities.

• Delete personal data as it is not required at this application stage.

All applications will be processed with strict confidence. Only shortlisted candidates will be contacted.

Elaine Wong (Zoe) l Outsourcing Team

ScienTec Consulting Pte Ltd - 11C5781

Company Overview / Employee Value Proposition

Hexacon Construction is a reputable main contractor based in Singapore. We are dedicated to providing reliable, timely, excellent and safe construction services to our clients.

Job Summary

You will play a vital role in the design, installation, and commissioning of mechanical and electrical (M&E) systems for our construction projects, ensuring coordination, quality, and timely delivery.

Responsibilities

• Review and coordinate structural, architectural, and M&E drawings to identify and resolve conflicts or discrepancies
• Issue relevant structural and architectural drawings to M&E sub-contractors for preparation of shop drawings and provide timely amendments, sketches, or information as work progresses
• Liaise proactively with M&E sub-contractors to address drawing discrepancies and communicate updates to consultants and Project Manager, following up until resolution
• Monitor and control M&E sub-contractors’ progress to prevent delays to other trades and ensure smooth workflow integration
• Collaborate with M&E sub-contractors to produce structural penetration drawings and cast-in items, and report provisions to the Project Engineer during technical meetings
• Ensure availability of M&E shop drawings to the Architectural Coordinator and Project Engineer for site reference during construction
• Assist Project Manager and M&E Manager in resolving conflicts among M&E sub-contractors to maintain project continuity
• Manage maintenance of temporary site power, water supply, and sanitary facilities to support ongoing construction activities
• Participate actively in consultant site meetings, technical meetings, and sub-contractor meetings to align project objectives and resolve issues

Required competencies and certifications

• Degree in Mechanical or Electrical Engineering or a relevant engineering discipline
• Minimum 2 years of experience in the construction industry with exposure to M&E systems
• Proficiency in Microsoft Office Suite to support documentation and communication needs
• Strong understanding of construction drawings and specifications to ensure accurate interpretation and application
• Excellent communication, interpersonal, and organizational skills to facilitate collaboration and project coordination
• Ability to work independently and collaboratively within a team environment
• Strong attention to detail and accuracy to maintain quality and compliance

The Project Engineer is responsible for overseeing both general construction and structural works on-site, ensuring compliance with approved design specifications, quality standards, safety regulations and project timelines.

Job Descriptions:

• Liaise with consultants, resident engineer and clerk-of works on any matter related to construction works e.g. inspection of reinforcement concrete works and discrepancies in drawings.
• To execute the works and EHS matters planned by the Project Manager / Construction Manager / WSHO and lead the team of supervisors and sub-contractors to ensure works are done on time and done correctly and safely and to inform the Project Manager on conflicts among the subcontractor.
• Liaise with our M&E and Archi coordinators / Engineer / Manager on M&E and Archi works affecting reinforced and/or steel structure works.
• Liaise with our Architectural Coordinator/Supervisor of architectural works to interface with reinforced structure works.
• Liaise with our Land Surveyor or License Surveyor on setting out.
• To organize site housekeeping work for supervisors and sub-contractors on a regular basis.
• Check that plants e.g. cranes, water pumps, concrete pumps, air compressors are in working condition.
• Coordinate, monitor and assist the various sub-contractors on all matters relating to the progress of works.
• Coordinate, monitor and assist the various sub-contractors on all matters relating to the progress of works.
• Ensure sub-contractor have the latest information and drawings.
• Attend all consultant site meetings, technical meetings and sub-contractor meetings.

Job Requirements:

• Degree in Civil Engineering
• Minimum 3 years of experience within the construction industry, preferably on large-scale building or infrastructure projects
• Experience with AutoCAD and BIM software is preferred

Role: Senior Consultant DevSecOps Engineer

JD:
What You Will Be Working On
1.Infrastructure Architecture & Highly Portable Systems
● Cloud Infrastructure: Design, harden, and operate enterprise Kubernetes (EKS)
clusters on GCC+.
● Portable Architecture: Own the infrastructure design with a strict emphasis on
portability. Configuration management, state, and workloads must be architected to allow
easy porting across different Kubernetes environments without platform lock-in.
● Platform Deployment: Deploy, optimize, and manage our core enterprise open-source
IRM platform using Helm charts, ensuring 24/7 high availability, multi-zone resilience,
and self-healing capabilities for the Singpass pilot.
2.Backend & Custom Tooling (Strict Golang Ecosystem)
● Systems Programming: Lead the design and development of all internal backend
services, custom SRE automation, DevOps pipelines, and system administration tooling.
● Strict Ecosystem Constraint: All backend code, APIs, and infrastructure tooling must
be built exclusively in Golang. We maintain a strict zero-tolerance policy for Node.js
(npm/pnpm) within our backend or infrastructure engineering ecosystem.
3.Technical Leadership & Agile Execution
● Team Leadership: Formally mentor and lead a dedicated squad of 5 engineers.
Establish engineering excellence through rigorous code reviews, automated testing
standards, and robust CI/CD practices.
● Agile Governance: Actively drive and participate in core agile ceremonies, including
sprint planning, backlog grooming, and team retrospectives to foster a culture of
continuous improvement.
● Strategic Alignment: Partner closely with the Product Manager and the Singpass
Engineering Manager to scope technical roadmaps and translate mission requirements
into scalable architecture.
4.Strict Engineering Governance
● Documentation as Code: Enforce absolute discipline regarding architectural decisions.
You will be responsible for authoring and reviewing RFCs (Requests for Comments)
and maintaining a rigorous repository of ADRs (Architecture Decision Records) to
ensure all technical choices are transparent, debated, and well-documented.

What We Are Looking For
Technical Mastery
● Expert-level knowledge of Kubernetes (EKS), Helm, Infrastructure-as-Code (IaC), and
highly secure cloud infrastructure environments.
● Proven track record of designing highly portable, platform-agnostic Kubernetes
manifests and configurations.
● Dual-Stack Development Skills:
○ Expert proficiency in Golang for high-integrity backend services, custom
operators, and systems programming.
○ Solid proficiency/oversight capability in TypeScript and pnpm for modern
frontend development.
Engineering Culture & Leadership
● Strict Process Discipline: Deep familiarity and alignment with writing/maintaining
ADRs and RFCs to drive technical consensus.
● Agile Delivery: Proven experience leading engineers within an active sprint
environment and running impactful team retrospectives.
● A proven track record of mentoring mid/junior developers and translating ambiguous
platform requirements into concrete technical designs.

Responsibilities:

• In charge of managing and supporting planning and procurement of medical, non-medical equipment, and furniture
• Plan and lead user workgroups by organising regular meeting sessions, setting goals and targets, facilitating useful and productive discussions, guiding user departments, as well as reviewing performance indicators and work plans
• Responsible for budgetary planning and control, ensuring that the development keeps within budget
• Work closely with user department and various stakeholders in the preparation of medical, non-medical equipment and furniture specifications for tenders
  Provide recommendation to users based on technical compliance of medical, non-medical equipment and furniture in tender submissions
• Attach to Group team to familiarise with Group BME policies and procedures through supporting the daily operations to align with organisation and regulatory requirements
• Liaise and manage external contractors on service and tender commitment issues Provide technical advisory to end users and senior management on medical, non-medical equipment and furniture related issues
• Perform any other duties as assigned

Requirements

• Min Diploma in Electronics or relevant Engineering
• Min 5 years of experience in service and maintenance of medical equipment.
• Experience in Healthcare/Hospitals

To submit your application, please apply online to apply@rn-care.com or call +(65) 6513 5697 for private and confidential discussion.

Your interest will be treated with the strictest of confidence. We regret that only shortlisted candidates will be notified or contacted.

RN Care Pte. Ltd
EA License No: 17C8900

Requirements

• Bachelor’s degree in Computer Science, Electrical Engineering or related fields and at least 5+ years of related professional experience or Master’s degree in Computer Science, Electrical Engineering or related fields with 3+ professional experience.
• Deep understanding of layout methodology from initial chip planning to tape-out and parasitic optimizing in layout
• Experience in advanced process technology and Fin-FET is preferred
• Have a high level of proficiency in interpretation of CALIBRE DRC, ERC, LVS, etc. reports
• Possess high-level proficiency/knowledge of Synopsys or CADENCE layout entry tools
• Programming skills in any of the following are a plus: Skill or Ample or Perl, etc.
• Strong technical and analytical background, problem solving skills, etc.
• The candidate must have a proven record of laying out high-performance analog circuits in state-of-the-art CMOS process technologies, successfully performed top-level integrations, and placed products into volume production multiple times.
• Proficient in spoken and written English

Job Responsibilities

• Working with global teams across Argentina, Singapore, the U.S., and Europe, you will run simulations and verifications using Cadence Virtuoso, collaborating closely with the designer to refine and debug iteratively until the design meets specifications. Project durations vary from a few months to a year and a half with flexibility to switch based on changing priorities is appreciated
• Regular meetings with your paired designer ensure collaborative information sharing, integral to Marvell's commitment to partnership and teamwork.
• Key contributor and crucial role in the project lifecycle, participating in routine meetings as a technical mentor, layout team, and the broader project team.
• Provide updates on progress and may involve presenting specific issues or solutions encountered during the development of cutting-edge technologies
• Continuous learning and knowledge-sharing among colleagues

Job Description:

• Plan and schedule work sequences for construction operation, according to the Project Management Plan.
• Liaising with consultants on design analysis, design work, design check for approval and to resolve technical issues on site.
• Liaising with client on design submission and work progress supervision.
• Site inspection for civil work, which includes excavation, structural, casting and ensure that the work is executed as per the project specification and construction drawing/final approved drawing from authorities.
• Ensure worker carried out meet out quality standards and contractual requirements.
• Ensure Environmental, Safety and Health practices re carried out effectively.
• Project engineers will be joining a training program to become senior member of project management team.

Job Requirements:

• Degree in Civil or Structural Engineering, Building / Construction Management, or any other discipline related to building construction.
• At least 5 years of related experience.
• Good in technical submission.
• Able to lead sub-contractors.
• Good interpersonal skills and team player.

Job Summary

We are seeking a Senior DevOps Engineer to join our growing engineering team. In this role, you will work independently to design, build, and optimize infrastructure and deployment pipelines that ensure the stability, scalability, and security of our systems. You will take full responsibility for automating workflows, improving observability, and enabling development teams to ship code faster and safer. This is an excellent opportunity for an experienced engineer with at least 5 years of work experience who thrives on ownership, reliability, and technical leadership.

Key Responsibilities

• Infrastructure & Automation: Design, implement, and maintain scalable cloud infrastructure using Infrastructure as Code (IaC) tools.
• CI/CD Pipelines: Build and optimize automated pipelines for testing, deployment, and release management.
• Monitoring & Reliability: Establish observability standards, implement monitoring, logging, and alerting systems to ensure system health.
• Security & Compliance: Enforce best practices for cloud security, access control, and compliance across environments.
• Collaboration: Partner with backend, frontend, and product teams to ensure smooth deployments and reliable system operations.
• Process & Mentorship: Improve DevOps processes, share best practices, and mentor junior engineers.

Job Requirements

• Bachelor's Degree of Computing, Software Engineering, IT or related field.
• Experience: Minimum 5 years of DevOps, Site Reliability Engineering (SRE), or related experience.
• Tech Stack: Proficient with cloud platforms (AWS, GCP, or Azure), containerization (Docker, Kubernetes), IaC (Terraform, Ansible, Helm), and CI/CD tools (Jenkins, GitHub Actions, GitLab CI/CD, ArgoCD, etc.).
• Systems Knowledge: Strong background in Linux administration, networking, and distributed systems.
• Monitoring & Observability: Hands-on experience with tools like Prometheus, Grafana, ELK/EFK, or Datadog.
• Scripting & Automation: Proficient in one or more languages (Python, Go, Bash, etc.).
• Problem Solving: Skilled at diagnosing complex issues, ensuring high availability, and improving system performance.
• System Design: Capable of designing fault-tolerant, secure, and scalable infrastructure with disaster recovery in mind.

Soft Skills

• Team Mindset: Collaborate effectively across teams, proactively contributing to company goals.
• Ownership: Take responsibility for infrastructure health and ensure continuous improvements.
• Adaptability: Open to new technologies, evolving processes, and changing business needs.
• Communication: Clearly explain technical topics to both engineers and non-technical stakeholders.

What We Offer

• Technical Leadership Opportunities: Lead infrastructure design for high-impact projects and guide DevOps best practices.
• Continuous Growth: Access to mentorship, certifications, and a clear career progression path.
• High-Performance Collaboration: Work with a talented team in a modern DevOps environment (Agile/CI-CD, GitOps).
• Flexibility and Trust: An open culture that values innovation, autonomy, and results-driven decision-making.

JOB SUMMARY:

We're looking for a Senior Data Engineer to design and build complex data systems independently. You'll tackle challenging technical problems - optimizing query performance at scale, architecting fault-tolerant pipelines, and building high-throughput data services with minimal guidance. This role is for experienced engineers who can take ambiguous requirements, propose solid technical solutions, and deliver production-ready systems end-to-end.

This role requires 5+ years of hands-on experience building data infrastructure in production environments. You'll work independently on substantial technical projects, make sound architectural decisions within your domain, and contribute to raising the technical bar through code reviews and knowledge sharing. You're expected to be self-sufficient in execution while collaborating effectively with engineering, analytics, and product teams.

KEY RESPONSIBILITIES:

• Data Infrastructure: Design, develop, and maintain robust data pipelines and storage systems.
• Data Quality: Ensure high data reliability, consistency, and accuracy across all data flows.
• Performance Tuning: Optimize data processing jobs and system performance at scale.
• Process & Mentorship: Improve data engineering workflows and mentor junior data engineers.
• Collaboration: Work with business analysts, data scientists and backend teams to deliver timely, usable data solutions.

JOB REQUIREMENTS:

• Bachelor’s degree in Computer Science, Data Engineering, Software Engineering, or a related field.
• Experience: Minimum 5 years in data engineering or related backend engineering roles.
• Tech Stack: Proficient in Python or Java/Scala; experience with big data tools like Spark, Flink, Kafka, Airflow, and cloud platforms (AWS/GCP/Azure), good understanding of SQL.
• Data Modeling: Solid experience in building and maintaining data models, data warehouses, and ETL/ELT pipelines.
• System Design: Ability to design scalable, reliable data architectures that support analytics and real-time use cases.
• Data Governance: Familiar with best practices for data quality, security, lineage, and compliance.
• Cross-team Work: Strong communication skills and ability to work closely with product, engineering, and business analytics teams.

Soft Skills:

• Team Mindset: Contribute to shared goals and support team members with a collaborative approach.
• Ownership: Take initiative and full responsibility for delivering high-quality data solutions.
• Adaptability: Open to feedback, eager to learn new technologies, and flexible in changing environments.
• Communication: Communicate complex technical topics clearly to both technical and non-technical stakeholders.

What We Offer

• Technical Leadership Opportunities: Participate in high-impact projects and lead the design of critical systems.
• Continuous Growth: Access to mentorship, learning resources, and a clear career progression path.
• High-Performance Collaboration: Work with a talented team using modern development practices (Agile/CI-CD).
• Flexibility and Trust: An open culture that encourages innovation and autonomous decision-making.

About Gain City

At Gain City, we deliver expertise and quality solutions in air-conditioning, home appliances and consumer electronics. Established in 1981, Gain City is a trusted household name in Singapore. We take pride in our strong customer focus, innovative spirit, and commitment to service excellence. With a dynamic workforce and a network of stores and service centres island wide, we offer a vibrant and growth-oriented environment where employees are empowered to thrive, take ownership and make a real impact.

About the Role

You will be responsible for managing the installation of air conditioning and mechanical ventilation (ACMV) system in buildings. This role involves leading a team of competent supervisors and skilled workers in procuring materials, equipment and manpower, coordinating with stakeholders, installation of the ACMV system as well as conduct of testing and commissioning of the ACMV system.

Key Responsibilities

· To coordinate with main contractor, MEP contractors as well as other trades subcontractors to ensure smooth execution of works

· To provide technical guidance and support to supervisors and skilled workers in executing their works according to technical specifications and drawings, as well as prevailing codes and regulations.

· To ensure smooth execution of works in timely manner to meet project schedule

· To ensure compliance with industry regulations, safety standards, and company policies.

· To implement and enforce safety protocols to ensure the well-being of employees and customers.

· To stay informed about emerging technologies and methodologies in air conditioning repair and maintenance.

Qualifications and Requirements

· Degree in Mechanical Engineering or related disciplines

· Proven experience in management and execution of air conditioning and mechanical ventilation (ACMV) works

· Strong leadership and team management skills

· Excellent communication and interpersonal skills.

· Knowledge of safety regulations and industry standards.

· Certification in ACMV systems or related field is advantageous.

What We Offer

At Gain City, we are committed to the growth and development of our employees. You will be offered various learning and development opportunities and a collaborative, forward-thinking and growth-focused work environment to thrive in your career. You will also receive a comprehensive benefits package.

Join Our Team

If you are passionate about empowering people, fostering organizational growth and leading impactful strategies, apply now to be a part of our growing team!

Note

· Only shortlisted candidates will be notified

The required managed services include, but are not limited to:

• Network Operations & Monitoring
  Continuous monitoring, proactive health checks, alerting, and backup verification.
• Incident & Problem Management
  End-to-end incident handling, root cause analysis (RCA), and timely resolution aligned with SLA commitments.
• Infrastructure Management & Lifecycle
  Management of network devices including routers, switches, firewalls, and load balancers, as well as upgrades and lifecycle activities.
• Security Management
  Firewall policy management, log monitoring, compliance checks (e.g., CIS benchmarks), and threat escalation.
• Patch & Vulnerability Management
  Vulnerability scanning, patch deployment, prioritization, and compliance reporting.
• Asset & Configuration Management
  CMDB updates, asset reconciliation, and configuration tracking.
• Change & Release Management
  Execution of changes in accordance with ITIL processes, including risk assessment and rollback planning.
• Capacity & Performance Management
  Monitoring, trend analysis, and capacity planning recommendations.
• Documentation & Reporting
  Maintenance of network documentation, SOPs, and delivery of operational and monthly performance reports.

Technology Environment

The environment includes (but is not limited to):

• Cisco (routers, switches, load balancing technologies)
• Palo Alto firewalls
• Check Point firewalls
• F5 Load Balancers

Deliverables

• Daily operational monitoring and reporting
• Monthly service reports covering SLA performance, incidents, patch compliance, security posture,asset reconciliation, and capacity planning

Job Description:

• Plan and ensure all implementations are carried out in accordance with the project timelines and specs.

• Coordinate and liaise with co-workers from different trades and departments to ensure works are carried out smoothly and no clashes with other trade work.

• Study all related construction drawings, prepare any necessary construction method statement including technical proposal and raise any RFI’s required early before implementation of the actual works.

• Liaise with clients for site inspections, submission of necessary technical reports, and maintain all required records at the sites.

• Plan the sequences of the construction operations following the Project Quality Plan.

• Attend all necessary site progress meetings, internal meetings.

• Responsible for safety, quality, and progress of subcon works.

• Keep track of submission status like shop drawings, materials, samples, method statements, and all other technical submissions.

• Carry out resources planning, machinery allocations, and equipment management on daily basis.

Job Requirements:

• Degree in Civil or a related discipline recognized by the PE Board.

• A minimum of 3-6 years’ experience as a site engineer. Preferably in high rise building/commercial/institution projects.

• Proficient in Microsoft Office and knowledge of BIM.

• Independent, diligent, highly motivated with excellent team spirit and cope in a fast-paced environment.

• Willing tohitravel around project site offices within Singapore