Total 31 computer security job vacancies in D26 Springleaf, Upper Thomson

Overview of Citi:

Citi, the world leading global bank, has approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. Citi enables clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity.

The Team:

The Chief Information Security Office (CISO) is responsible for looking after the cyber security of all of Citi’s technical assets. It has several new and exciting programs utilising cutting edge cloud and container technologies, with a view to ensuring that our cyber security is best in class and offers reassurance to our wider business lines and clients alike.

The job:

This role sits within the Cloud Security team which is responsible for Private and Public Cloud Security, Container Security as well as strategic Secrets products. As we look to expand our programme, we are creating a consolidated SRE team that will work across our portfolio of products.

As a member of the SRE team, you will be responsible for working towards our SRE strategy and operating model, as the team embarks on a multiyear transformation journey.

Engineering excellence and secure by design are important principles for our CISO organisation. You will raise the bar on both our existing products but also the frameworks and capabilities that are engineered within the SRE team.

Partnership and collaboration are key. You will work closely with the existing Engineering and Operations teams, building out the SRE capability alongside evangelising SRE best practice and techniques for the wider organisation. Reducing TOIL will be paramount to your success.

What the role covers:

• Working across Container products and Secrets products, across Public and Private Cloud, as well as Cloud native specific products
• Architecting and building tools and platforms that provide capabilities for SRE
• Collaboration with multiple stakeholders and partners across Engineering and Operations as well as partner teams within the wider Citi organisation
• Actively owning production level incidents till resolution

Job Skills/ Qualifications:

• Bachelor’s degree or equivalent work experience
• 6+ years of relevant work experience
• Highly motivated self-starter with excellent interpersonal and communication skills. Able to communicate efficiently at multiple levels of seniority
• Certification or formal training in site reliability engineering concepts and practices
• Prior experience working towards SLIs, SLOs and observability capabilities at a large scale
• 4+ years experience in Python (preferable) or Java, on large scale systems alongside Linux based scripting languages.
• Experience working on observability, logging and metrics toolsets
• Experience of k8s and container technologies such as Docker, Openshift and EKS.
• Experience with public cloud technologies such as AWS, GCP or Azure
• Experience with Secrets products such as HashiCorp Vault or CyberArk
• Highly effective navigating large and complex organisations.
• Ability to work under pressure and manage to tight deadlines or unexpected changes in expectations or requirements.
• Experience working in CISO or security led organisations desirable but not essential

How You’ll Succeed

Be conscientious and consistent in identifying security vulnerabilities and working with the respective engineering teams and stakeholders to provide sound guidance and remediations. Be a team player, anda keen learner.

Working at Citi is far more than just a job. A career with us means joining a family of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Take the next step in your career, apply for this role atCiti today

https://jobs.citi.com/dei

THE JOB

The Security Executive reports to the Security Manager. This role involves direct management and operational responsibility, and ensuring customer and company satisfaction.

Oversee all day-to-day aspects of operations of site, including all people & performance, and administrative issues. Create an enabling, positive environment where individuals take responsibility in carrying out their duties and work together as a team on-site to deliver them. Sets clear protocols, objectives, and leads by example.

JOB RESPONSIBILITIES

• Overseeing the day-to-day operations of security systems and processes, including access control, surveillance systems, and incident response.

• Managing a team of security personnel, including security guards, security control room operators and security operations staff.

• Ensuring the proper maintenance and operation of security equipment and systems.

• Conducting regular audits and assessments of security systems and processes to identify areas for improvement.

• Developing and implementing standard operating procedures for security operation.

• Collaborating with other departments and integrating security measures and ensuring consistent security practices.

• Developing and conducting security training programs for employees.

• Responding to security incidents and emergencies, including coordinating with local law enforcement and other relevant organizations.

• Facilitate internal / external physical security audits and tracking corrective and preventive actions till closure.

• Perform any other duties as assigned by the Country Security Manager/ delegated personnel.

• To conduct audits as required by site, on monthly, quarterly & yearly basis.

JOB REQUIREMENTS:

• Must hold a valid PRD Grade of Security Supervisor (SS) rank.
• Minimum of 3 years of relevant experience as an Operation Executive or Security Executive in the security industry.
• Equipped with computer skills (Microsoft applications, etc.).
• Experience in dealing with information and intelligence, interpreting security threats and risks, and managing investigations.
• High level of attention to detail and accuracy.
• Strong oral and written communication skills are critical, as well as the ability to think clearly, analyze semi-quantitatively, problem-solve, and scope.
• Ability to comfortably and confidently present to all levels within the enterprise.
• Independent, well-organized, and good work attitude.
• Flexible and adaptable.
• Flexibility in relation to the working hours (days, evenings, nights, weekends, and holidays).
• Have to undergo background checks and security screening.
• Willing to travel internationally when required (on average once or twice every quarterly).
• At least a Diploma-certified in relevant field.
• Ability to liaise with mandarin-speaking client is an advantage.

Thank you for applying.

To learn more about us, please visit our website at www.securitas-singapore.com.

If you are keen to be part of our team and possess the above pre-requisites, kindly submit your detailed resume stating your current and expected salary via the APPLY NOW button below or to :

HR Department

Securitas Guarding Services (Singapore) Pte Ltd

**Note: We regret that only shortlisted candidates will be notified.

Job description

THE JOB

The physical security operations team is the primary interface with all stakeholders and ensures physical security requirements and expectations are met with high quality, industry standard programs and services. The organization is now looking for a physical security risk assessment professional to join our team. We utilize third‑party external data centers managed by co‑location service providers. This position will collaborate with stakeholder security teams to understand security risk requirements and deliver key insights. This role is responsible for supporting the products and services within the physical security operations line of business, with specialized functional expertise in the area of data center operational security and physical security risk assessments.

This position operates as an individual contributor and supports decision‑making by providing risk insights and analysis. The role includes collaboration under moderate supervision with opportunity to influence security operational priorities.

JOB RESPONSIBILITIES:

• Provide physical security risk analysis and assessments to ensure data center locations meet security standards, including vulnerability and gap analysis.

• Perform risk assessment activities to ensure physical security compliance with diverse regulatory and auditing requirements including, but not limited to, SSAE 18, ISO, and PCI.

• Deliver both written and oral briefings, tailored for key business stakeholders and senior leadership.

• Collaborate with stakeholders across the enterprise to ensure risk findings are aligned to prioritized company assets and threats.

• Support documentation, data, metrics, and KPI tracking to sustain and improve operational performance.

• Enhance operational strategy by participating in development of processes and services that advance risk visibility and stakeholder decision‑making.

• Regional and occasional global travel required up to 50%.
  

JOB REQUIREMENTS:

• Minimum 5–6 years of proven experience in conducting physical security risk assessments or directly related functional responsibilities is required.

• Experience in risk analysis, security operations, or facility auditing is preferred.

• Ability to communicate and articulate with a high level of proficiency in both the written and verbal format at all levels up to and including Corporate Executive leadership.

• Proficient in common business productivity tools, including Microsoft Excel, Word, Windows, and Outlook

• Has the ability to build partnerships with both internal & external strategic business partners and stakeholders.

• Must have the ability to work collaboratively with individuals from various backgrounds, cultures, and organizational levels.

• Willing to travel globally, minimally 50% of their time

• Strong interpersonal, verbal, presentation, and written communication skill

• Able to work in an ambiguous environment and operate independently.

• Develops and maintains professional relationships with external governmental, law enforcement, academic, and private sector professionals supporting the physical security mission.

• At least a bachelor's degree in relevant field. Master's degree is preferred.

Thank you for applying.

To learn more about us, please visit our website at www.securitas-singapore.com.

If you are keen to be part of our team and possess the above pre-requisites, kindly submit your detailed resume stating your current and expected salary via the APPLY NOW button below or to :

HR Department

Securitas Guarding Services (Singapore) Pte Ltd

**Note: We regret that only shortlisted candidates will be notified.

Responsibilities

Support the Project Manager/Lead Engineer to deliver Industrial Automation Systems.

The Engineer will be involved in both design and configuration of the network devices & security solutions such as the following:

• L2 and L3 network switches
• Firewalls and Intrusion Detection/Protection System
• Network Monitoring System
• Backup and Recovery System
• WSUS, Endpoint Protection & Whitelisting of Applications
• Domain Controller
• Virtualization (Hyper-V)
• Nutanix VM platform design/ setup / installation
• Network Intrusion Detection System (NIDS) & Security Information and Event Management (SIEM)

Requirements

• Minimum 5 years of relevant experience in IT infrastructure design and engineering
• Has working experience in Nutanix VM platform design/ setup / installation
• Has experience leading small team of engineers or have coordinated activities with team members of different disciplines (e.g. Vendors, Sales team)
• Has designed, implemented and been involved in troubleshooting of Network & Security solutions
• Has demonstrated or conducted POC for IT / OT solutions to Customer
• Work experience in Industrial Automation with OT Domain Knowledge will be an advantage
• Holding any of the following certifications will be factored positively

- ISA/IEC 62443 Cybersecurity Certifications / Expert
- Global Industrial Cyber Security Professional (GICSP)
- Cisco CCNA / CCNP / CCIE certification

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

By responding to Yokogawa’s advertisement, consent is considered given to Yokogawa to collect the required personal data for the purpose of recruitment with expectation that Yokogawa will protect personal data with security safeguards that are reasonable and appropriate to the sensitivity of the personal data, to protect it from unauthorized access, use or disclosure and complies with applicable regulatory requirements with respect to the retention of personal data.

Yokogawa is an Equal Opportunity Employer. Yokogawa wants a diverse, equitable and inclusive culture. We will actively recruit, develop, and promote people from a variety of backgrounds who differ in terms of experience, knowledge, thinking styles, perspective, cultural background, and socioeconomic status. We will not discriminate based on race, skin color, age, sex, gender identity and expression, sexual orientation, religion, belief, political opinion, nationality, ethnicity, place of origin, disability, family relations or any other circumstances. Yokogawa values differences and enables everyone to belong, contribute, succeed, and demonstrate their full potential.

[Job ID: 1507790] 

Key Responsibilities

• Design and manage Identity & Access Management (IAM) processes, including user access reviews
• Develop and enforce Data Classification and Data Loss Prevention (DLP) frameworks
• Conduct security architecture design, assessments, and reviews
• Identify risks and vulnerabilities, and implement effective security controls
• Work with external vendors on security testing (e.g. vulnerability scans, penetration tests)
• Review and validate system designs to ensure security is built into projects
• Maintain and enforce cybersecurity policies, standards, and procedures
• Collaborate with internal teams to ensure compliance with regulatory and security requirements
• Stay updated on emerging security threats and best practices

Requirements

• 7 years of experience in Information Security, including IAM, DLP, and security architecture
• Strong knowledge of frameworks such as ISO 27001, NIST, CIS
• Experience with security tools (e.g. SIEM, EDR)
• Solid understanding of cloud security principles and best practices
• Experience working in regulated environments (e.g. MAS, SFC)
• Strong analytical, problem-solving, and communication skills

Nice to Have

• Background in infrastructure or application development
• Relevant certifications (e.g. CISSP, TOGAF, GIAC, cloud certifications)

We regret that only shortlisted candidates will be notified. However, rest assured that all applications will be updated to our resume bank for future opportunities.

Please kindly refer to the Privacy Policy of Good Job Creations for your reference: https://goodjobcreations.com.sg/en/privacy-policy/

EA Personnel Name: Ong Kang Quan Ryan
EA Personnel Registration Number: R23116952
EA License No.: 07C5771

1. Technology Strategy & Roadmap

• Define and drive the mid- to long-term technology roadmap for computer vision and AI, aligned with semiconductor equipment product lines (inspection, metrology, lithography, packaging, etc.).
• Track industry standards (e.g., SEMI), advanced process nodes (e.g., 3nm/5nm), and emerging CV/AI technologies (few-shot learning, anomaly detection, foundation model fine-tuning), and lead technology pre-research initiatives.

2. Algorithm Development & Optimization (Core)

• Lead the development of core computer vision algorithms for semiconductor applications.
• Optimize algorithm performance in terms of speed, accuracy, and robustness, minimizing false positives/negatives in high-resolution, high-noise, and high-throughput production environments.
• Architect and industrialize hybrid solutions combining classical image processing (OpenCV, Halcon) and deep learning models (CNNs, Transformers).

3. Team & Project Management

• Build, lead, and develop a high-performing computer vision team, including talent pipeline development and technical capability building.
• Manage the full project lifecycle: requirement analysis, task decomposition, timeline control, quality assurance, and release management.
• Oversee code reviews, technical documentation (algorithm design, APIs, test reports), and promote knowledge standardization and reuse.

4. Cross-functional Collaboration

• Collaborate with optics, hardware, and electrical teams on system-level design, including camera, lighting, sensor selection, and imaging system calibration.
• Work closely with system software and embedded teams on algorithm integration and deployment optimization (GPU acceleration, CUDA, multi-threading), considering memory and power constraints.
• Interface with manufacturing, quality, and customers for on-site issue resolution, data feedback loops, and algorithm customization.

5. Innovation & Intellectual Property

• Lead key technology breakthroughs and drive the development of patents, software copyrights, and technical publications.
• Establish end-to-end data pipelines covering dataset construction, training, evaluation, and deployment.

Responsibilities:

• Designing and developing hardware components including circuit boards, processors, and memory cards.

• Testing hardware components individually and in tandem with external computer systems.

• Analyzing systems data in order to make changes to the hardware configuration.

• Completing functionality and performance tests on the final product.

• Designing hardware for computer-related products such as routers and smart devices.

• Creating specifications and documents for components and completed computer systems.

• Collaborating with software developers to ensure the hardware functions for its intended purpose.

• Overseeing manufacturing process of hardware components.

Requirements:

• Minimum of 2 year's experience in a similar role.

• Analytical thinking with good problem-solving abilities.

• Ability to work to a strict deadline.

• Ability to work closely with the software development team.

• Extensive knowledge of computer hardware, software, and electrical systems.

• Ability to see potential problems in a system setup.

• Attention to detail.

COMPANY DESCRIPTION

1-Net manages carrier-neutral Internet Data Centers, along with providing a comprehensive range of integrated services including network connectivity, managed services, work area recovery suite, cloud and media delivery services. 1-Net's Data Center Corridor initiative currently interconnects key data centers in Singapore to facilities quick deployment and providing a diverse connectivity options for enterprises and service providers.

1-Net is fast transforming itself into Asia's Data Centre of Choice. As one of the pioneers in broadband development in Singapore, 1-Net currently manages telco-class carrier-neutral Internet Data Centres, along with providing domestic and international connectivity, managed services and media delivery services. 1-Net offers superior stability, secure delivery and service experience through its services. It's uniquely positioned in Southeast Asia, with a comprehensive range of integrated services and a media-centric approach to bring cutting edge solutions to its customers.

We are committed to creating an inclusive and diverse workplace where talent thrives. Our hiring decisions are made based on merit and fit-to-role. If you have a disability or special need which requires accommodation to participate in the recruitment process, please inform us when you submit your online application. We will be happy to support as necessary.

Thank you for your interest and application to this role. Please note that only short-listed candidates will be contacted.

RESPONSIBILITIES

This role is required to managed and support 1-Net's IT Services business, including Cloud Services, Managed Services, DC services, and Business Continuity Management Services.

• Support for corporate and customer IT infrastructure and projects in delivering services according to SOP to meet prescribed SLA
• Review, interpret, and understand network and security architecture diagrams, and implement, configure, and maintain network and security solutions in alignment with established designs and standards
• Participates in technical research and development to enable continuing innovation of IT services
• Performance monitoring, preventive maintenance and patch management of IT equipment to ensure optimum performance. To propose capacity upgrade or replacement when required
• Perform daily rectification of IT operational issues and change requests within expected service level agreement
• Management and administration of network and security infrastructure such as Routers, Switches, Firewalls, VPN, endpoint security, etc
• Provide diagnoses, resolution, and documentation in all aspects of supporting, implementing and managing an enterprise network environment
• Provide installation, configuration, implementation, integration and commissioning of IT solution to internal and external customers
• Proactively source for better IT solutions or services to optimize business operational efficiency and business growth via IT solutions and process changes
• Perform schedule maintenance routine and update records for performance analysis
• Responsible for planning and deployment of new and existing systems for internal and external
• Maintain process documentation and follow approved standard operation procedures (SOP)
• Participate in certification requirements for QMS/ISMS/BCMS/PCI-DSS/OSPAR, etc

• Minimum Diploma or Degree in Computer or other IT related field of study
• Basic network certifications such as CCNA preferred
• ITIL v3 or v4 preferred
• Must possess Network troubleshooting skills and experience with installation and configuration of networking devices (switches, routers, firewalls, VPN, proxy and other network appliances)
• Working experience in multiple areas like OS, databases, applications, networking devices, storage devices, firewalls, IDS/IPS, orchestration and virtualization technologies, etc
• Must possess IT trouble shooting skills and experience with Operating Systems (RH Linux, Centos, Ubuntu, Windows Servers)
• Basic Cloud Virtualisation technology knowledge like AWS, VMWare, and Microsoft Hyper-V, Azure, Openstack, etc
• Basic understanding of cloud / enterprise networking and security best practices
• Knowledge of OS/Application security hardening
• Excellent networking concept and Switch & routing knowledge
• Possess a strong sense of urgency
• Problem solving skills and ability to work under pressure
• Good command of English, both written and spoken
• Customer focus, continuous learning, decision making and gaining commitment
• Working location : 1-Net (East) at Chai Chee / 1-Net (North) at Woodlands

PRINCIPAL ACCOUNTABILITIES

1. Supporting and maintaining the office network systems (Microsoft, Firewall, Leased / ADSL lines, Web Portal etc)

2. Administer Active Directory O365, Hyper-V & VMWare(Windows), Network Servers inclusive of installing Operating Systems & Software, IT Security & Compliance

3. Hands-on experience in Ofice365 platform with Cloud based skills.

4. Handling & managing AD Server & MS Azure/EMS

5. Handling of Infrastructure (Firewall), Servers backup & Recovery.

6. Servicing of users requests and providing support for all in-house software & requirements.

7. Involve in troubleshooting and resolving of servers & laptops problems.

8. Carrying out the upgrading of the office systems (network, servers, desktops & related equipment / software).

9. Maintain proper records of all equipment, software, incidents, activities and services provided.

10. Assisting in the disposing of obsolete, defective or non-serviceable equipment.

11. As and when required, will provide briefing to the users on the usage of the office systems (standard applications, office network and related processes).

D REQUIREMENTS

· Possess Diploma in Computer Science or its equivalent.

. One (1) or more years of working experience in supporting network servers, desktops, notebooks and software in a network environment.

. Able to support network servers, desktops, notebooks, printers, switches, routers and other related equipment.

. Knowledge of Microsoft Operating Systems (server & client), AD Server, Office 365 Administration, MS Azure / EMS Implementation, Hyper-V, Lotus Notes / Domino, Backup Application (such as Arcserve, Acronis, Symantec Backup Exec, etc) and other software applications.

. Knowledge on Microsoft Systems Centre Configuration is an added advantage

. Knowledge of database applications such as SAP, Web Development will be an added advantage.

. Good command of spoken and written English.

Job Summary

We are seeking a detail-oriented Procurement Executive to support sourcing, purchasing, and vendor management activities within an IT System Integration (SI) environment. The role involves procuring hardware, software, and IT services while ensuring cost efficiency, timely delivery, and compliance with company policies.

Responsibilities

• Source and procure IT products such as hardware, software licenses, and networking equipment to meet project and operational requirements
• Obtain and evaluate supplier quotations, negotiate pricing to achieve cost savings and value for the company
• Issue purchase orders and monitor order status to ensure timely delivery and fulfillment of procurement needs
• Collaborate with internal teams including sales, engineering, and finance to clarify procurement specifications and timelines
• Develop and maintain productive relationships with vendors and distributors to support ongoing supply chain reliability
• Monitor inventory levels and assist in stock planning to prevent shortages and optimize resource availability
• Ensure procurement activities comply with company policies, contract terms, and audit standards to mitigate risks
• Manage procurement documentation including contracts, invoices, and delivery notes to maintain accurate records
• Resolve supply chain or delivery issues by liaising with vendors to minimize disruptions and delays

Preferred competencies

• Knowledge of IT procurement processes and software licensing models to support accurate purchasing decisions
• Ability to adapt and perform effectively in a fast-paced, project-driven environment
• Strong attention to detail and a problem-solving mindset to identify and address procurement challenges

Requirements

• Diploma or Bachelor’s degree in Business, Supply Chain, IT, or related field.
• 1–3 years of procurement experience, preferably in IT or system integration.
• Familiarity with IT products and vendors is an advantage.
• Strong negotiation and communication skills.
• Good organizational and time management abilities.
• Proficiency in Microsoft Office (Excel, Word); experience with ERP systems is a plus.

Job Summary

We are seeking a Lead Security Officer (cloud security) to drive cybersecurity resilience, governance, operations, engineering, and testing across both on-premises and major cloud platforms.

This role will ensure security is embedded and uplifted throughout the organization's digital transformation journey, with a strong focus on policy formulation, enforcement, and ecosystem development through close collaboration with internal and external teams.

Mandatory Skill-set

• Degree in Computer Science, Information Systems, Engineering, or related tech field;
• Must have more than 8 years above experience in information security, security policies, ICT operations, business processes including management experience;
• Having exposure and experience in cybersecurity governance frameworks, security operations including incident response, architecture design and threat risk assessment, and security testing;
• Must have experience in both on-prem and cloud security environments; 
• Skilled in security-by-design, system architecture reviews, and DevSecOps practices;
• Proficient with Infrastructure as Code (IaC) tools and securing CI/CD pipelines;
• Deep understanding of cloud models (IaaS, PaaS, SaaS) and modern cloud-native architectures (e.g. serverless, containers, microservices);
• Able to identify and assess cybersecurity threats across on-prem and cloud environments;
• Experience in evaluating security controls and recommending mitigation strategies;
• Strong background in ICT operations, security policies, and business processes;
• Proven ability to lead multi-functional, cross-disciplinary teams;
• Knowledgeable in compliance requirements; able to identify violations in IT environments;
• Strong interpersonal and executive stakeholder management skills.

Desired Skill-set

• Relevant certifications (CISSP, CISM, CISA, GSEC).

Responsibilities

• Drive the organisation’s overall cybersecurity strategy, policies, and governance;
• Lead cybersecurity efforts that support digital transformation while ensuring strong cyber resilience;
• Oversee risk assessments, mitigation plans, and compliance with national frameworks;
• Provide strategic and technical guidance on secure architecture, security technologies, and DevSecOps practices;
• Collaborate with internal teams and external vendors to manage IT security operations;
• Lead incident response planning, conduct exercises, and manage real-world cyber incidents;
• Strengthen cloud and on-premise security posture aligned with government best practices;
• Champion secure-by-design principles across systems and product development;
• Build and maintain cybersecurity awareness and training programs across the organizations.

Should you be interested in this career opportunity, please send in your updated resume to apply@sciente.com at the earliest.

When you apply, you voluntarily consent to the disclosure, collection and use of your personal data for employment/recruitment and related purposes in accordance with the SCIENTE Group Privacy Policy, a copy of which is published at SCIENTE’s website (https://www.sciente.com/privacy-policy).

Confidentiality is assured, and only shortlisted candidates will be notified for interviews.

EA Licence No. 07C5639