Team Lead Cloud Security Engineer

Location: Singapore Suntec 2 Temasek Blv, Singapore

Thales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront of aerospace and space, cybersecurity and digital identity, we’re driven by a mission to build a future we can all trust.

In Singapore, Thales has been a trusted partner since 1973, originally focused on aerospace activities in the Asia-Pacific region. With 2,000 employees across three local sites, we deliver cutting-edge solutions across aerospace (including air traffic management), defence and security, and digital identity and cybersecurity sectors. Together, we’re shaping the future by enabling customers to make pivotal decisions that safeguard communities and power progress.

Job Summary

The Team Lead, Enterprise Services (ES) Cloud is a player-coach role responsible for leading a high-performing team of Cloud Security Engineers. You will drive operational excellence, foster professional growth, and act as an application security (AppSec) expert. In this role, you will oversee customer engagements to ensure satisfaction and retention, while collaborating with cross-functional teams to proactively detect threat vectors, optimize system health, and continually improve global service delivery.

Key Responsibilities

Technical Leadership & People Development

• Mentor & Coach: Guide a high-performing team of Cloud Security Engineers, providing regular feedback, coaching, and technical training to optimize performance.

• Career Planning: Establish professional career development plans tailored to individual aspirations, clearly defining growth criteria and milestones.

• Team Culture: Foster a collaborative, positive work environment that encourages knowledge sharing, continuous learning, and productivity tool adoption.

Customer Engagement & Security Strategy

• Post-Sales Assistance: Oversee comprehensive post-sales service delivery, including migration support, integration assistance, configuration optimization, and proactive monitoring.

• Success Ownership: Monitor engineer-customer engagements to ensure satisfaction, retention, and the swift removal of any obstacles blocking customer outcomes.

• Data-Driven Insights: Analyze customer data (case trends, traffic, alerts, attack info) to provide actionable recommendations for improving system health and security posture.

• Threat Research: Partner with cross-functional teams to research new attack vectors, build advanced monitoring tools/alerts, and create processes to thwart malicious requests.

Operational Excellence & Collaboration

• Process Improvement: Develop and implement tools, automation, and reporting initiatives to enhance Enterprise Services delivery efficiency.

• Cross-Functional Alignment: Collaborate with Sales, Solutions Engineers (SEs), Customer Success Managers (CSMs), Threat Research, Data Science, and Product teams to align customer needs with internal priorities.

• Operations Management: Manage and define team KPIs to measure success, drive global strategic projects, and ensure 24x7 continuity of operations.

Role Requirements

Must-Have (Minimum Qualifications)

• Experience: Minimum of 6–8 years of experience in cybersecurity, cloud security operations, or a technical post-sales environment, with at least 2–3 years in a formal team lead or people management role.

• Leadership Experience: Proven experience leading, mentoring, or coaching technical teams (ideally Cloud Security or Support Engineers).

• AppSec & Cloud Edge Expertise: Deep technical understanding of application security concepts, including the OWASP Top 10, Web Application Firewalls (WAF), API security strategies, DDoS mitigation, and SSL/TLS management.

• Operations & KPI Management: Experience defining team performance metrics (KPIs) and managing workflows to ensure continuous service operations (including 24x7 coverage models).

• Stakeholder Communication: Excellent communication skills with a track record of collaborating across complex cross-functional teams (Sales, Product, Engineering) and managing enterprise customer escalations.

Good-to-Have (Preferred Qualifications)

• Certifications: Relevant industry certifications such as CISSP, CCSP, CEH, CISM, or advanced cloud provider certifications (AWS, Azure, GCP).

• Automation & Tooling: Experience building internal monitoring tools, dashboards, or utilizing automation to improve service delivery efficiency.

• Global Project Delivery: Experience working with regional peers to drive global

At Thales, we’re committed to fostering a workplace where respect, trust, collaboration, and passion drive everything we do. Here, you’ll feel empowered to bring your best self, thrive in a supportive culture, and love the work you do. Join us, and be part of a team reimagining technology to create solutions that truly make a difference – for a safer, greener, and more inclusive world.