IT Security Engineer

Summary

The IT Security Engineer implements, operates, and supports security controls for mission-critical systems, working on both project implementation and production support. Core technologies include Kubernetes/Docker security, IAM, security tools (SAST, DAST, SIEM), and DevSecOps practices.

The IT Security Engineer will be responsible for implementing, operating, and supporting security controls for mission-critical systems within a secured environment.


This role covers both:

  • Day 1 Security (Build / Project Implementation)
  • Day 2 Security (Operations / Production Support)
  • The Security Engineer will work closely with Security Leads, Infra, System, and Software teams to ensure compliance with government security policies and standards.

Key Responsibilities

Day 1 – Project / Implementation Security

1. Security Implementation & Engineering

  • Implement security architecture and controls as designed by Security Leads/Architects
  • Support system, application, and infrastructure security configurations
  • Assist in threat modelling and risk assessment activities
  • Translate security requirements into technical implementation across platforms

2. Compliance Support

  • Support compliance with:
  • IM8 / Government security policies
  • Whole‑of‑Government (WOG) security requirements
  • PDPA (where applicable)
  • Assist in preparation and documentation for:
  • Security Risk Assessments (SRA)
  • Vulnerability Assessments (VA)
  • Penetration Testing (PT)
  • Maintain security documentation and evidence for audits

3. DevSecOps & Secure Development

  • Implement and maintain security tools in CI/CD pipelines:
  • SAST, DAST, SCA, container scanning
  • Monitor and triage findings, and work with developers on remediation
  • Support secure coding practices and DevSecOps adoption
  • Assist in API security, secrets management, and secure communications setup

4. Security Testing Support

  • Support coordination and execution of VA/PT activities
  • Track vulnerabilities and ensure timely remediation
  • Assist in documenting findings and closure evidence
  • Support system security certification and go-live requirements

5. System & Platform Hardening

  • Implement and maintain security hardening for:
  • Operating systems
  • Middleware and databases
  • Kubernetes and containers (RBAC, secrets, network policies)
  • Support configuration of:
  • API Gateways
  • WAF
  • Authentication and authorization mechanisms (OAuth2, mTLS)

Day 2 – Operations / Production Security

1. Incident Response

  • Support investigation, containment, and remediation of security incidents
  • Perform log analysis and assist in root cause analysis (RCA)
  • Work with SOC and internal teams during incidents
  • Follow and improve incident response playbooks

2. Vulnerability & Patch Management

  • Perform regular vulnerability scans and monitoring
  • Track and verify patching and remediation activities
  • Escalate high-risk vulnerabilities and propose mitigation controls

3. Security Monitoring

  • Monitor alerts from SIEM and security tools
  • Assist in tuning detection rules and dashboards
  • Ensure logging and monitoring coverage across systems

4. Audit & Compliance Support

  • Support audit preparation, evidence collection, and remediation tracking
  • Maintain security records and documentation
  • Assist in reporting security posture and issues

5. Access Control Administration

Support implementation of:

  • RBAC
  • MFA
  • Privileged Access Management (PAM)
  • Perform user access reviews and ensure least privilege

Required Qualifications & Experience

  • Degree in Computer Science / Cybersecurity / Information Security or equivalent
  • 3–7 years of IT experience in cybersecurity or infrastructure security
  • Experience supporting security in projects or production environments
  • Familiarity with Singapore Government security policies (IM8 preferred) *Only Singaporean profiles will be considered for this role*
  • Hands-on experience with:
  • Kubernetes / Docker security
  • IAM and access control
  • Security tools (SAST, DAST, SIEM, vulnerability scanners)
  • CI/CD and DevSecOps practices
  • Basic knowledge of network security, application security, and cloud security
  • Preferred Certifications
  • CEH, CompTIA Security+, or equivalent
  • Other certifications (e.g., CISSP Associate, GIAC, AWS/Azure Security) are advantageous

Key Competencies

Strong technical troubleshooting and problem-solving skills

Ability to follow security standards and implement controls effectively

Good communication skills with technical and non-technical teams

Detail-oriented with strong documentation skills

Collaborative team player with willingness to learn

See also

Security jobs by country — openings, pay and top skills →

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