# Senior Cyber Security Testing Specialist at Singtel

Singtel is hiring a Senior Cyber Security Testing Specialist in Singapore, Singapore. Level rates it Little AI ●○○○; you can [apply on Singtel](https://jobsbylevel.com/go/fb64aff5-eaf8-4b3f-b977-8b00069ad89d?utm_medium=ai-agent).

AI Level 1, AI centrality 30 out of 100. Singapore, Singapore.

## Details

- Company: [Singtel](https://jobsbylevel.com/companies/singtel)
- AI level: AI Level 1 (score 30 out of 100)
- Location: Singapore, Singapore
- Posted: November 2, 2026
- Apply: https://jobsbylevel.com/go/fb64aff5-eaf8-4b3f-b977-8b00069ad89d?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=senior-cyber-security-testing-specialist-at-singtel-6164b4

## Prepare for this job

The job page lists 5 likely interview questions for this offer, with a CV checklist: https://jobsbylevel.com/jobs/senior-cyber-security-testing-specialist-at-singtel-6164b4

## Description

Singtel is where Technology meets Purpose. We're building an AI-first telco for the future—connecting people, businesses and communities through trusted networks, intelligent digital services and next-generation technology. From transforming everyday experiences in mobile, broadband, entertainment and lifestyle services to enabling enterprises with AI, 5G+, cloud, cybersecurity, data centres and digital platforms, we create the technology that powers how millions live, work and connect. At Singtel, your work creates real impact. You'll solve meaningful challenges, shape critical digital infrastructure and help build secure, resilient and AI-enabled solutions that serve businesses, digital ecosystems and communities across the globe. This is where BIG Possibilities become reality. Whether you're engineering intelligent networks, advancing sovereign AI cloud platforms, strengthening cybersecurity, designing seamless customer experiences or driving sustainable innovation, you'll be part of teams shaping the future of technology. Backed by decades of expertise and driven by a culture of continuous learning and innovation, Singtel offers the scale, opportunities and support to help you grow your career while making a difference where it matters most. Be a Part of Something BIG! We are seeking an experienced and motivated Senior Cyber Security Testing Specialist to coordinate and oversee penetration testing, security assessments, Bug Bounty, and source code security review activities across the organisation. The role will work closely with external testing vendors, domain security champions, and relevant stakeholders to manage testing engagements, independently review and challenge security findings, assess associated risks, and provide guidance on remediation and appropriate risk treatment. The specialist will leverage modern security testing tools and AI capabilities, including frontier AI technologies, to support findings analysis, technical validation, identification of potential attack paths, and continuous improvement of security testing practices. In addition, the specialist will perform targeted security testing and controlled attack simulations, emulating Advanced Persistent Threat (APT) actors’ tactics, techniques, and procedures (TTPs), to validate the effectiveness of security controls and detection capabilities. Make an Impact by: 1. Security Assessment Management, Findings Analysis & Stakeholder Engagement Plan, coordinate, and oversee penetration testing and security assessments conducted by external vendors, ensuring compliance with Singtel's security requirements. Work closely with Domain Security Champions, application teams, and relevant stakeholders to define testing scope, rules of engagement, methodologies, timelines, and deliverables. Manage vendor engagements throughout the assessment lifecycle, including testing coordination, progress monitoring, issue resolution, and review of deliverables. Independently review and analyse security findings to assess exploitability, technical impact, severity, business context, and associated risks. Exercise independent judgement in challenging testing methodologies, findings, risk ratings, and remediation recommendations to ensure assessment quality and accuracy. Collaborate with stakeholders to clarify findings, assess compensating controls, provide remediation guidance, and determine appropriate risk treatment. Coordinate remediation follow-up, retesting, and closure of findings, including tracking outstanding risks and providing regular management reporting. Manage Bug Bounty activities and coordinate source code security reviews, including findings validation, stakeholder engagement, and remediation follow-up. Identify and contribute to improvements in security testing processes, vendor performance, assessment quality, and overall testing effectiveness 2. Technical Security Testing & Control Validation Perform targeted penetration testing, technical validation, and

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/senior-cyber-security-testing-specialist-at-singtel-6164b4

Source: https://jobsbylevel.com/jobs/senior-cyber-security-testing-specialist-at-singtel-6164b4

## Cite this page

Level. https://jobsbylevel.com/jobs/senior-cyber-security-testing-specialist-at-singtel-6164b4.

Get job alerts: https://jobsbylevel.com/newsletter