Penetration Testing Engineer (Continuous Security Validation)

Assurity Trusted Solutions; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

Assurity Trusted Solutions is seeking a Penetration Testing Engineer for a continuous security validation project in Singapore. The role involves designing automated validation frameworks, executing ongoing security testing, and performing manual assessments to identify gaps in defenses.

You will prepare comprehensive reports and collaborate with security teams to enhance detection capabilities. Candidates should have a degree in cybersecurity or related fields, with 4+ years in offensive

Qualifications

• Degree in Cybersecurity, Information Security, Computer Science or related field, incl. equivalent experience and certifications such as OSCP/SANS/cloud security.

Responsibilities

• Design and implement automated security validation frameworks and pipelines.
• Execute continuous security testing across diverse IT environments.
• Perform manual penetration testing for complex scenarios.
• Analyse validation results and identify gaps in defensive controls.
• Develop and maintain testing methodologies based on threat intelligence.
• Create reports and recommendations for security improvements.
• Collaborate with security teams to enhance detection and prevention capabilities.
• Document testing procedures and maintain knowledge base.

Skills

Offensive security

Penetration testing tools

Automation & scripting

CI/CD / DevSecOps

Threat intelligence (MITRE ATT&CK)

Network protocols & security

Post-exploitation concepts

Education

Degree in Cybersecurity or related field

Certifications (OSCP/SANS/cloud security)

Tools

Vulnerability scanners

Python

PowerShell

Job description

Penetration Testing Engineer (Continuous Security Validation)

Feb 4, 2026

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 a Penetration Testing Engineer for a continuous security validation project. You will have the unique opportunity to work on this project with like-minded cybersecurity professionals.

Job Summary:

• Design and implement automated security validation frameworks and pipelines.
• Execute continuous security testing across diverse IT environments.
• Perform manual penetration testing for complex scenarios and edge cases.
• Analyse security validation results and identify gaps in defensive controls.
• Develop and maintain testing methodologies based on current threat intelligence.
• Create comprehensive reports and strategic recommendations for security improvements.
• Collaborate with security teams to enhance detection and prevention capabilities.
• Document testing procedures and maintain knowledge base of security validation practices.

To succeed in this role, you will ideally have:

• Degree in Cybersecurity, Information Security, Computer Science or a related field, including equivalent experience and relevant cybersecurity certifications such as OSCP, SANS or cloud security.
• A minimum of 4 years’ experience in offensive security or a related field preferably within an enterprise or government environment.
• Proficiency in penetration testing tools and methodologies.
• Deep understanding of the complete attack lifecycle from reconnaissance to post-exploitation.
• Experience with automation and scripting (Python, PowerShell, Bash).
• Knowledge of CI/CD pipelines and DevSecOps practices.
• Understanding of network protocols, operating systems, and security architectures.
• Familiarity with threat intelligence frameworks (MITRE ATT&CK).
• Experience with vulnerability assessment and security scanning tools.

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.

Assurity Trusted Solutions

To enhance trust and assurance of digital services by providing secure and convenient identity management solutions

Assurity Trusted Solutions Pte Ltd is Singapore's National Certification Authority, empowering secure digital identities and facilitating over 400 million authenticated online transactions since 2010.

IT Services and IT Consulting Professional Services

Company size 201–500 employees

Company type Privately held Founded 2010

Total funding 0

Momentum

Team growth

Momentum

27% in 12 mo

241 employees on LinkedIn

Aug 22 May 26

Capital

Funding history

Footprint

Where they work