Total 2,958 systems engineer job vacancies in Information Technology category

About the Role:

TEKsystems is seeking an experienced Network Operations Specialist to support a large-scale enterprise environment. This role focuses on maintaining network stability, managing incidents, and supporting critical perimeter security infrastructure across a global network.

You will act as a key point of contact during production incidents, leading triage efforts and ensuring rapid restoration of services while collaborating with cross-functional technical teams.

Key Responsibilities:

• Lead triage and resolution of network-related incidents, with a focus on business-critical outages
• Act as a central coordination point during major incidents and drive resolution efforts across teams
• Monitor network health using tools, dashboards, and logs to identify and respond to issues proactively
• Manage and support perimeter security technologies, including firewalls and intrusion detection/prevention systems
• Provide clear and timely status updates to stakeholders, including senior leadership
• Document incidents, root cause analysis, and resolution steps accurately
• Identify risks, vulnerabilities, and areas for service improvement
• Ensure adherence to operational standards, governance, and best practices
• Maintain up-to-date documentation, runbooks, and knowledge articles
• Support continuous improvement initiatives and automation where applicable

Required Skills & Experience:

• Extensive experience in enterprise network operations or support environments
• Strong background in network security technologies, particularly in perimeter and edge security
• Solid understanding of:

o  Firewall configuration and policy management

o  Network address translation (NAT), high availability, and redundancy concepts

o  Threat detection and prevention technologies

o  Secure network communication and tunnelling protocols

• Good knowledge of core network security principles and best practices for protecting external-facing environments
• Experience supporting a range of network and infrastructure services, such as:

o  Traffic management and load balancing solutions

o  Core network services (e.g. name resolution and IP address management)

o  Secure web access and proxy solutions

o  Data protection and monitoring tools

o  Understanding of encryption, certificates, and secure communications

• Strong problem-solving, analytical, and communication skills
• Ability to work effectively both independently and as part of a team in a fast-paced, high-availability environment

Why Join Us?

• Opportunity to work in a global enterprise environment
• Exposure to cutting-edge network security technologies
• Be part of a high-impact operations team supporting mission-critical systems
• Access to continuous learning and career development opportunities

We regret to inform that only shortlisted candidates will be notified.

EA Number: Venetia Moss , R1980847

Allegis Group Singapore Pte Ltd, Company Reg No. 200909448N, EA License No. 10C4544

Network Engineer (CISCO)

Our Esteemed and Reputable Client is looking for a Network Engineer.

Requirements:

• Proficient in handling Network Infrastructure.
• Good in Network LAN, WAN administration and configuration.
• Proficient in LAN/WAN Systems, Routers, Switches, Firewalls, Servers and Enterprise Network Management.
• Experience in System and Network configuration and troubleshooting.
• Good in System,Windows, Server Configuration and Administration.
• Possess CISCO Certification (CCNA).
• Good in liaising with Stakeholders, Clients and Business Users.
• Min. 2 years of Network management (CISCO) experience.
• Min. Diploma/ Degree in any related discipline.
• Strong communication and persuasion skills
• Only Singaporeans.

We respect your privacy and all communication will be treated with confidentiality

If you have meet the job requirements that we are looking for or wish to find out more on this role, please contact us or apply in-confidence to us with you updated MS Word Resume to : jeline@starcareerconsulting.com

Yong Jeline (Reg. No. R1101621)

STAR CAREER CONSULTING PTE LTD (EA License: 20C0353)

Responsibilities:

• Data Infrastructure: Build, implement, and maintain scalable data pipelines and storage architectures.
• Data Quality: Maintain strong data integrity by ensuring reliability, consistency, and accuracy across all data processes.
• Performance Optimization: Enhance system efficiency by tuning data processing workflows and improving large-scale performance.
• Process Improvement & Mentoring: Strengthen data engineering practices while providing guidance and support to junior engineers.
• Cross-Functional Collaboration: Partner with business analysts, data scientists, and backend teams to deliver timely and actionable data solutions.

Qualifications:

• 5+ years’ experience in data engineering or backend roles, with strong programming skills in Python or Java/Scala.
• Hands-on experience with big data tools: Spark, Flink, Kafka, Airflow, and cloud platforms (AWS, GCP, Azure); proficient in SQL.
• Skilled in designing and maintaining data models, warehouses, and ETL/ELT pipelines for scalable, reliable systems.
• Knowledgeable in data quality, governance, security, and compliance best practices.

We regret only shortlisted candidates will be contacted. All applications will be handled confidentially. By submitting your application, you agree to the collection, use, retention, and disclosure of your personal information to prospective employers.

Wecruit Pte Ltd
EA License No: 20C0270
EA Personnel: Nyon Hock Sen (Aden)
EA Personnel Reg No: R24124070

• Manage active directory, server, server virtualization, Cisco switches and routers.

• Perform storage, backup and recovery services on AWS EC2 storage systems.

• Plan and execute networking and infrastructure setup.

• Ability to create accurate network diagrams and documentation for design and planning network communication systems.

• Ability to provide specific detailed specification for hardware and software selection.

• Perform analysis of system performance and capacity trends and make recommendations.

• Perform network management, including incidence response and problem rectification.

• Manage IT suppliers and vendors to deliver effective IT asset deployment.

• Implement and maintain the corporate intranet, internet, IT purchases, IT infrastructure.

Job Requirements

• Degree or Diploma in IT or related discipline with a minimum of 5 years’ relevant experience as network engineer in a MNC or vendor environment.

• Good project management experience in implementing hardware solutions.

• Strong knowledge of executing systems integration and infrastructure deployment.

• Solid hands-on practical experience in managing enterprise firewalls, routers, switches, proxy servers, domain name servers (DNS), bandwidth management system, IPS/IDS and server/platform system.

Applicant may consider for senior role depending on experience and qualifications

What you will do:

The Senior Application Engineer is responsible for technical support – primarily customer quotations and business development case studies for various composite applications. Key emphasis will be on the ability to understand customer requirements and rapidly demonstrate how composite based solutions can be utilized to provide solutions with costing, timing, and resources included in the proposals. This position will require travel with the business development team to customer facilities during visits to discuss these future opportunities in depth.

How you will do it:

• Provides customer support by responding to requests for technical queries with detailed analysis of building management system, schedule of creation, tooling costing, and submittal of design and process improvements, when applicable, to meet all customer product needs.

• Works with engineering, sales, and ops staff to understand standard component fabrication techniques, standard composite materials to use, and current demands of our customers to formulate design details for the sales staff and our customers.

• ·Provides product technical engineering information by creating and giving presentations on customer proposals. This contains, but is not limited to, 3D representations of finished goods, 3D representations of tooling, etc.

• ·Prepares cost estimates by studying blueprints, plans, and related customer documents; consulting with engineers, and other professional and technical personnel.

• Conceptual design of composite components and assemblies to support proposals

• Generate solid and surface component and assembly CAD models

• Ability to compose detailed bill of materials for proposals

• Work as part of a team of design and engineering and ops staff

• Knowledge of ACMV and controls associate with Johnson Control Metasys will be an advantage

What we look for:

• Bachelor's Degree in Process & Instrumentation Engineering, Electrical Engineering with minimum 1 year relevant working experience

• Possess knowledge in PLC programming. Pcvue or ICONICS software

• Transportation composite or other composite experience preferred

• Willing to learn new things

What to expect:
● Design, develop, and maintain software applications: Write clean, scalable, and efficient code to create software solutions that meet user needs.
● Collaborate with cross-functional teams: Work closely with product managers, designers, and other engineers to deliver high quality citizen-centric products.
● Participate in code reviews: Ensure code quality and share knowledge with team members to improve overall team performance.
● Debug and troubleshoot issues: Identify and resolve software defects and performance issues.
● Implement automated testing and continuous integration: Ensure the reliability and stability of the software through automated tests and CI/CD pipelines.
● Documentation: Create and document technical designs that are aligned with architectural guidelines.
● Stay updated with the latest industry trends: Continuously learn and apply new technologies and best practices to improve our products.
● Mentorship: Provide guidance, share knowledge, and support the professional growth of junior engineers through regular feedback and collaboration.
● Act as a technical lead when required: Drive technical direction, make architectural decisions, and ensure alignment with best practices and business goals.

Experiences we look out for:
● Min. 4+ years of relevant working experience in software development, preferably in full stack web development.
● A degree in Computer Science or a related field is preferred.
● Possess a strong understanding of computer science fundamentals, including data structures, algorithms, programming skills, and software design principles and patterns.
● Proficient in full stack development with hands-on experience using technologies such as React, Node.js, and PostgreSQL
● Experience with CI/CD pipelines, automated testing, and DevOps practices.
● Familiarity with cloud services, with added advantage for experience in AWS services.
● Demonstrated strong ability to write clean, maintainable, and efficient code in a collaborative environment.

Character traits we look out for:
● Adaptable and Agile: Thrives in a fast-paced environment, able to pivot and embrace change with ease.
● Proactive and Driven: Takes initiative to contribute and make an impact, even in uncertain situations.
● Curious and Eager to Learn: Demonstrates a strong drive for self-discovery and skill development.
● Open-Minded: Welcomes new ideas, feedback, and perspectives to foster innovation.
● Team Player: Works collaboratively and values the success of the team over individual achievements. Be willing to share insights and ideas, contributing to the growth of the team.
● Ownership and Accountability: Takes responsibility for assigned tasks and ensures quality delivery.

Responsibilities:

• Follow the Software Development Life Cycle (SDLC) to develop a high quality and maintainable software that meets user’s requirement.
• Drafting of functional and detailed design specifications
• Based on client requirements, interpret and identify design parameters, ensure solutions are implemented accurately and within budget to meet project requirements and schedules
• Participate in control system requirement analysis
• Design, create detailed electrical schematics drawings and updating.
• Source and select Electrical Components, Preparation, and Issue of BOM
• Software Programming (PLC and HMI), System Implementation, Testing, Debugging.
• Maintain detailed documentation
• Coordinate with relevant department to meet customer requirement and keep to project schedules
• Perform basic electrical wiring and troubleshooting
• Analyze existing software and identify areas for modification and improvement
• Keep to project schedules and resolve software and electrical issues in a timely manner
• Support Remote and On-site troubleshooting at customer’s sites

Requirement:

• Diploma / Degree in relevant Engineering discipline.
• Minimum 2 years of relevant experience in the automation/semiconductor industry. Candidates will be offered a senior position based on qualification and/or experience.
• Strong programming skills in PLC and HMI. Preferably Omron and Mitsubishi PLC, Proface HM
• Strong troubleshooting and analytical skills
• Able to read, design and troubleshoot from electrical schematics
• Good command of written and spoken English
• Highly motivated, driven by excellence and having an eye for details.
• Able to work under tight schedules
• Able to work after office hours when required
• Able to go on business trip within short notice when it is required

Added Advantage -

• Programming skills in Motion Control, Analog, PIDs, Process Control.
• Knowledge of high-end fieldbus communication (eg. Modbus, EtherCAT, EIP)

Job Specializations:

· Engineering – Automation and Control Engineer / PLC Programmer.

This role requires a pro-active person who can work effectively as part of the team. Possess good communication skills both written and spoken. Highly responsible and able to work under tight timelines with good organisational, time management, and analytical skills.

Job Requirements:

- Candidate must possess at least a Diploma Cert in Engineering, Electrical & Electronic Engineering or Mechanical Engineering.

- Preferably with knowledge in HVAC Controls & Instrumentation for Mechanical & Electrical Industry or equivalent.

- 2 years of relevant working experience in the HVAC industry will be an added advantage.

- Is prepared to work on site.

- Able to work independently as well as with a team.

Duties include:

1. Liaise with consultants and coordinate site activities with relevant contractors and customers.

2. Provide technical support to customers.

3. Liaise with relevant contractors, conduct joint testing, and maintain the work schedule.

4. Prepare service reports upon job completion.

5. Perform troubleshooting independently.

6. Liaising with team members and other technical personnel.

7. Provide technical sales and operational support to other team members.

8. Provide training to customers upon job completion.

Job Responsibilities:

• Lead and drive the full data engineering lifecycle, including architectural design, conceptualization, data modeling, implementation, and operational management of complex data systems.
• Architect, build, and maintain robust, highly scalable data infrastructure, including real-time and batch ETL/ELT data pipelines, utilizing orchestration tools like Apache Airflow.
• Drive the development and continuous improvement of the organization's lakehouse and data warehouse by designing advanced data models and applying modern data transformation practices with tools like dbt.
• Design and automate scalable data processes by integrating diverse systems, APIs, and third-party services to ensure fault-tolerant data flow and synchronization.
• Define and enforce best practices for data governance, quality, and lineage, while establishing comprehensive monitoring and alerting frameworks to ensure system reliability at scale.
• Partner with cross-functional technical and business teams to translate complex business requirements into scalable technical specifications and robust production-ready solutions.
• Architect, deploy, and maintain internal automation solutions and data products. Integrating AI or machine learning components into these solutions to drive efficiency is a strong plus.
• Mentor junior data engineers, conduct code reviews, and provide technical leadership to elevate the team's data engineering practices.
• Any ad hoc duties as assigned.

Job Requirements:

• Bachelor's or Master's degree in Computer Science, Software Engineering, or related field is preferred.
• Proven track record and deep understanding of software engineering principles, scalable system architecture, and object-oriented design, with significant experience building enterprise-grade data applications will be a bonus.
• Expert-level proficiency in Python, including extensive experience with data manipulation libraries (e.g., Pandas, NumPy) and frameworks for web scraping (e.g., Selenium). Experience with AI/ML frameworks (e.g., TensorFlow, PyTorch) is a plus.
• Advanced experience designing and deploying complex data pipelines using workflow orchestration tools like Apache Airflow.
• Deep expertise with data transformation tools like dbt and a mastery of modern ETL/ELT design patterns.
• Extensive experience with advanced data modeling techniques (conceptual, logical, physical) and data warehouse schemas (e.g., Star, Snowflake) for large-scale datasets.
• Significant hands-on experience and architectural knowledge of cloud platforms (GCP, AWS, or Azure).
• Highly proficient in SQL with extensive experience in designing, tuning, and optimizing relational databases and modern cloud data warehouses (e.g., BigQuery, Redshift, Snowflake).
• Strong practical experience with containerization (Docker, Kubernetes) and designing robust CI/CD pipelines.
• Experience in building AI agents, implementing GenAI solutions in production (AIOps), or developing solutions using Generative AI frameworks (e.g., ADK, LangChain, LlamaIndex) is a advantages.
• Excellent communication and leadership skills, with the ability to articulate complex technical concepts clearly to diverse stakeholders and executive teams.
• A highly proactive and analytical approach to solving complex problems, combined with meticulous attention to detail.
• Strong sense of ownership and autonomy, with a proven ability to independently lead major technical initiatives, manage complex projects, and deliver high-impact results.

We are seeking a highly skilled Software Testing Engineer to drive analysis, design, and technical delivery for our wealth management implementations. You will bridge the gap between business needs and technical execution, leading system analysis, configuring solutions, and ensuring flawless delivery through rigorous testing and stakeholder enablement.

Key Responsibilities

Analysis & Architecture

• Conduct Analysis & Design (A&D) workshops to capture business requirements.
• Perform comprehensive impact assessments to evaluate proposed system changes and integrations.

Development & Solutioning

• Design, develop, and configure robust solutions within the Avaloq core banking environment.
• Investigate, troubleshoot, and resolve system issues reported by internal teams and external clients.

Quality Assurance & Testing

• Design and prepare detailed test cases, explicitly including BAU non-Regression scenarios.
• Execute SIT (System Integration Testing) and UAT (User Acceptance Testing), ensuring precise documentation of test evidence and defect logging.

Stakeholder Management & Handovers

• Lead walkthroughs and functional workshops for both internal and external stakeholders.
• Facilitate smooth knowledge transfer (KT) and handovers for deployed solutions and BAU operations.

Project Support

• Collaborate closely with the Project Manager and Test Manager to track milestones, mitigate risks, and support overall project execution.

Qualifications & Requirements

• Core Competency: Strong, hands-on knowledge of the Avaloq Banking Suite.
• Experience: Proven track record in Avaloq configuration/development as well as executing SIT and UAT phases.
• Certification: ABRS (Avaloq Certified Business Refactoring Specialist) is preferred but not required.
• Soft Skills: Excellent analytical thinking, stakeholder management, and the ability to articulate complex technical concepts to non-technical users.

Responsibilities:

Working with the development team, you will be responsible for the design, development, documentation, testing and delivery of the software solution for an Automatic Fare Collection (AFC) system or a high volume and performance intensive back office of an AFC system.
The activities required to be performed shall include the following:
• Requirements gathering;
• Design, development, and maintenance of the software;
• Preparation and submission of deliverables throughout the software development lifecycles such as Business Rules, Software Requirement Specifications, Software Architecture Document, Design Specification, Interface Specifications, Source Codes, Testing Specification, Operation and Maintenance Manual, Training Manual and others documents as required in the standard adopted by the Authority;
• Assist the Authority with day-to-day application support issues; and
• Liaise with users on the requirement, design and testing issues.

Qualifications & Requirements:

•Recognised degree in Computer Science, IT or engineering with at least 5 years’ relevant experience in software development;
•Gone through at least one full software development lifecycle (SDLC) with experience in producing SDLC documentations;
• Extensive experience in analysing requirements, designing, development and delivering complex enterprise applications in Java/JEE, web programming on UNIX / LINUX and Windows environment;
•Proficiency with database programming such as SQL and DAO, and relevant experience with MySQL, PostgreSQL
• Experience in Spring Framework and Spring Boot;
•Experience in Software Modernization, Containerization, Microservices;
•Experience in Agile development methodology and continuous integration;
•Experience in writing Requirements Specification, Use Cases, Design Documentation, object-oriented software design and UML modelling;
•Proficiency in AWS ECS and Docker containerization, with a solid understanding of DevOps principles and best practices

•Added advantage if candidate is familiar with one or more of the following technologies:
i.Experience in Message Queues and/or Solace;
ii.Experience in Cloud Computing, Kubernetes & Dockers, AWS Services like Amazon ECS Fargate, AWS RDS & Lambda;
iii. Experience in Automatic Fare Collection (AFC) system;
iv.Experience in EMV and Payment Card Industry Data Security Standard (PCI DSS);
v.Experience in Microsoft Active Directory
vi.Experience in HTML / CSS / JavaScript / JSON
vii.Experience in Secure Communications (SFTP, HTTPS, etc.)
viii.Experience in Angular or equivalent
ix.Experience in Java Unit Tests frameworks

Job Responsibilities

• Partner with software engineers and other functions to understand objectives for development delivery efficiency and system resiliency, helping them articulate how specific technical capabilities and best practices will achieve key business outcomes.
• Conduct comprehensive assessments of Agency’s existing technical landscapes, workflows, and processes to identify inefficiencies, pain points, and gaps that hinder their goals.
• Collaborate with Agency to identify the most relevant practices (e.g., CI/CD, SRE) for using Core Engineering Products in achieving their goals, considering unique needs and industry best practices.
• Develop transition roadmaps that outline a clear path from the current state to the desired future state, including the adoption of recommended tools and processes.
• Explain complex concepts clearly to various Agency stakeholders, providing actionable recommendations for improving workflows and addressing their challenges, and providing supporting diagrams as needed.
• Support Agency with proof of concept (POC) initiatives to validate solutions, offering hands-on assistance during early implementation phases to enable smooth transitions to full-scale rollouts.
• Collaborate closely with fellow Software Engineers to exchange insights, share tools and scripts, and foster a collaborative environment that supports continuous improvement and knowledge sharing.

Requirements

• 6+ years in an individual contributor software engineering role.
• Experience with NodeJs with TypeScript.
• Experience with one or more of Cloud Service Providers such as AWS, Azure, or GCP.
• Experience building cron jobs and scripts to run batch jobs.
• Experience with streaming data.
• Strong track record of successful large-scale partner solution implementations, preferably in complex enterprise environments
• Exceptional communication skills with ability to bridge technical discussions between internal teams and external partners
• Experience working in highly secured and air gap systems is a plus (i.e. banking, government systems and similar)

About the Role:

TEKsystems is seeking an experienced Network Operations Specialist to support a large-scale enterprise environment. This role focuses on maintaining network stability, managing incidents, and supporting critical perimeter security infrastructure across a global network.

You will act as a key point of contact during production incidents, leading triage efforts and ensuring rapid restoration of services while collaborating with cross-functional technical teams.

Key Responsibilities:

• Lead triage and resolution of network-related incidents, with a focus on business-critical outages
• Act as a central coordination point during major incidents and drive resolution efforts across teams
• Monitor network health using tools, dashboards, and logs to identify and respond to issues proactively
• Manage and support perimeter security technologies, including firewalls and intrusion detection/prevention systems
• Provide clear and timely status updates to stakeholders, including senior leadership
• Document incidents, root cause analysis, and resolution steps accurately
• ·Identify risks, vulnerabilities, and areas for service improvement
• ·Ensure adherence to operational standards, governance, and best practices
• ·Maintain up-to-date documentation, runbooks, and knowledge articles
• Support continuous improvement initiatives and automation where applicable

Required Skills & Experience:

• Extensive experience in enterprise network operations or support environments
• Strong background in network security technologies, particularly in perimeter and edge security
• Solid understanding of:

o  Firewall configuration and policy management

o  Network address translation (NAT), high availability, and redundancy concepts

o  Threat detection and prevention technologies

o  Secure network communication and tunnelling protocols

• Good knowledge of core network security principles and best practices for protecting external-facing environments
• Experience supporting a range of network and infrastructure services, such as:

o  Traffic management and load balancing solutions

o  Core network services (e.g. name resolution and IP address management)

o  Secure web access and proxy solutions

o  Data protection and monitoring tools

o  Understanding of encryption, certificates, and secure communications

• Strong problem-solving, analytical, and communication skills
• Ability to work effectively both independently and as part of a team in a fast-paced, high-availability environment

Why Join Us?

• Opportunity to work in a global enterprise environment
• Exposure to cutting-edge network security technologies
• Be part of a high-impact operations team supporting mission-critical systems
• Access to continuous learning and career development opportunities

We regret to inform that only shortlisted candidates will be notified.

EA Number: Venetia Moss , R1980847

Allegis Group Singapore Pte Ltd, Company Reg No. 200909448N, EA License No. 10C4544

Details:
- 1 Year Contract (Renewable)
- Up to $5,400 + AWS + VB + Other Benefits
- Central area

Duties:

• Administer and maintain databases across DB2, PostgreSQL, MySQL, and Snowflake platforms.

• Ensure database availability, stability, and performance for both OLTP and OLAP environments.

• Perform monitoring, health checks, performance tuning, query optimization, and capacity planning.

• Manage backup, recovery, disaster recovery (DR), and high availability (HA) processes.

• Troubleshoot database issues including performance degradation, replication failures, and data inconsistencies.

• Support cloud database environments on AWS (RDS, EC2) and Snowflake, ensuring security, scalability, and operational efficiency.

• Maintain monitoring and logging tools such as CloudWatch, Grafana, and Splunk, while developing automation scripts for maintenance tasks.

• Support database releases, schema updates, migrations, and deployment activities in collaboration with application and infrastructure teams.

• Maintain technical documentation, SOPs, incident reports, and support continuous improvement initiatives.

• Participate in after-hours support for maintenance activities and critical incidents when required.

Requirements

• Diploma or Degree in Computer Science, Information Technology, or related field.

• Minimum 3 years of experience in Database Administration or Database Engineering across DB2, PostgreSQL, and MySQL platforms.

• Experience supporting production or mission-critical systems, including AWS database services and Snowflake or similar data warehouse platforms.

• Strong knowledge of SQL scripting, stored procedures, query tuning, and database performance optimization.

Interested Applicants, please click Apply Now

Chow Zi Qing
R2199258
Revup Proservices Pte Ltd
EA.24C2366

Summary

Julian Grey’s client is an established engineering company supporting industrial automation and equipment development projects.

Responsibilities

• Develop and configure PLC and touch screen/HMI software for automated machinery and equipment.
• Support motion control and machine I/O integration, including servo systems, stepper motion controllers, analogue devices, and high-speed I/O modules.
• Troubleshoot control system issues, perform testing and commissioning activities, and prepare technical documentation upon project completion.

Requirements

• Relevant qualifications in Electrical Engineering, Mechatronics, Automation, or a related discipline.
• Minimum 2 years of relevant experience in PLC programming, HMI development, or automation equipment support.

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Interested Applicants
Please WA Marie @ 80439947
Shortlisted candidates will be notified

Marie Xie
Reg No. R1103987
Julian Grey Corporate Advisory Pte. Ltd.
EA License No: 19C9568