Cybersecurity Engineer (Solutioning and Architecture), Network Security

Assurity Trusted Solutions; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Assurity Trusted Solutions (ATS) is seeking a Senior Cybersecurity Engineer (Architecture & Solutioning) for contract employment in Singapore. The role focuses on threat modelling, security architecture and implementing controls across cloud and on‑prem environments.

You will lead multidisciplinary teams, assess risks, and define security requirements for proposals and projects. You will also evaluate new security technologies, draft tender clauses, and collaborate with government agencies to

Qualifications

• Minimum 5 years in cybersecurity domain.
• Experience in management, deployment and maintenance of security infrastructure.
• Experience in conducting security assessments, including threat modelling, vulnerability assessments, and penetration testing.
• Familiarity with OWASP and MITRE ATT&CK.

Responsibilities

• Serve as SME on Cybersecurity matters.
• Conduct Threat Risk Assessments across applications, cloud infrastructure, and enterprise systems.
• Lead threat modelling with STRIDE and MITRE ATT&CK integration.
• Lead multi-disciplinary teams to implement and operate security controls for cloud and on‑premises environments.
• Provide recommendations to security tool configurations (SIEM, VA, NDR, XDR, EDR).
• Evaluate new technologies and validate security through PoC labs.
• Write technical security clauses for project tender specs.
• Analyze, document and present security findings to stakeholders.
• Collaborate with government agencies to define security requirements.

Skills

Threat modelling

Security architecture

Stakeholder communication

Security controls

Team leadership

Strong technical foundation

Tools

SIEM

NDR

XDR

EDR

OWASP

MITRE ATT&CK

Job description

Assurity Trusted Solutions (ATS) is a wholly owned subsidiary of the Government Technology Agency (GovTech). As a Trusted Partner over the last decade, ATS offers a comprehensive suite of products and services ranging from infrastructure and operational services, authentication services, governance and assurance services as well as managed processes. In a dynamic digital and cyber landscape, where trust & collaboration are key, ATS continues to drive mutually beneficial business outcomes through collaboration with GovTech, government agencies and commercial partners to mitigate cyber risks and bolster security postures.

We are looking for individuals to join us as Senior Cybersecurity Engineer (Architecture & Solutioning). This person will need to be familiar with either Network Security or Device/Endpoint Management. This will be offered as a contract employment.

Responsibilities:

• Serves as the subject matter expert (SME) on Cybersecurity matters.

• Conduct comprehensive Threat Risk Assessments across applications, cloud infrastructure, and enterprise systems.

• Perform Threat Modelling using structured methodologies (e.g., STRIDE), with strong integration of MITRE ATT&CK.

• Lead and influence multi-disciplinary teams in implementing and operating cyber security controls for cloud and on-premises environment; micro-services, containers, applications, operating systems, databases, and networks.

• Provide recommendations for the configuration and improvement of security detection and response tools (e.g. SIEM, VA, NDR, XDR, EDR, etc) to enhance operational effectiveness.

• Evaluates new technologies and validate the security of the technology including lab setup and proof of concepts (PoC).

• Specify and write technical security clauses within project tender specifications.

• Analyse, document and present security findings and recommendations to stakeholders.

• Collaborate with government agencies to define security requirements and work closely with industry partners to implement functional capabilities.

• Ensure adherence to secure software development lifecycle practices, maintaining high coding standards and delivering high-quality products.

• 5 years’ experience in cybersecurity domain.

• Experience in management, deployment and maintenance of security infrastructure.

• Experience in managing contractors and working in cross functional teams.

• Experience in conducting security assessments, including threat modelling, vulnerability assessments, and penetration testing.

• Maintaining current knowledge on cybersecurity tools, technologies and standards (e.g., OWASP and MITRE ATT&CK).

• Possess good communication skills and interpersonal skills.

• Motivated and self-directed. Clear and logical thinking.

• Demonstrate strong technical foundation and willingness to learn new technology and approaches.

• Possessing these skills and qualities can be advantageous:

  • Experience with modern IT approaches such as DevOps, Software Defined Network & Platform, Infrastructure as Code, Commercial cloud services and zero trust network.
  • Possess security certifications such as OSCP, CISSP, AWS or any cloud service security specialty is an added advantage.
  • Knowledge in applied cryptography, including cryptographic primitives, post-quantum cryptography, security protocols, and network security protocols (e.g., TLS, IPSec).
  • Familiarity with public key infrastructure (PKI), key management, hardware security modules (HSMs), and smart card technologies.

Join us and discover a meaningful and exciting career with Assurity Trusted Solutions!

The remuneration package will commensurate with your qualifications and experience.

We thank you for your interest and please note that only shortlisted candidates will be notified.

By submitting your application, you agree that your personal data may be collected, used and disclosed by Assurity Trusted Solutions Pte. Ltd. (ATS), GovTech and their service providers and agents in accordance with ATS’s privacy statement which can be found at: https://www.assurity.sg/privacy.html or such other successor site.

• A wholly-owned subsidiary of GovTech.
• We promote a learning culture and encourage you to grow and learn.
• Contract Staff enjoys the same benefits as Permanent Employees.