Senior Infrastructure Security Engineer

Tencent International Service Pte. Ltd.; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

A global IT company in Singapore is seeking a seasoned Sr. Infra Security Engineer to develop security solutions and implement global anti-DDoS strategies. The ideal candidate will have over 8 years of cybersecurity experience with in-depth skills in infrastructure security, network security, and cloud security. Responsibilities include architecting security infrastructures for gaming, contributing to SIEM operations, and ensuring robust security measures. Join a team dedicated to empowering gaming studios with cutting-edge infrastructure.

Qualifications

• 8+ years of experience in cybersecurity, specializing in infrastructure security.
• Deep understanding of CIDR and network attack/defense mechanisms.
• Relevant certifications (e.g., CEH, OSCP, CREST) preferred.

Responsibilities

• Develop security architectures and prototypes for game publishing infrastructure.
• Manage global Anti-DDoS strategy for gaming infrastructure.
• Contribute to SIEM platform and SOC operations.

Skills

Cybersecurity expertise

Infrastructure security

Network security

Cloud security

Programming skills (Python, C++)

Threat modeling

Analytical skills

Education

Bachelor's degree in Computer Science, Cybersecurity, or related field

Tools

AWS

Azure

GCP

SIEM platforms

WAF

IDS/IPS

Job description

About the Hiring Team

Tencent Overseas IT has the mission to empower Tencent’s rapid global growth with future ready, global IT platforms, applications and services. We are chartered to lead the Overseas IT strategy, architecture, roadmap and execution. Satisfying our internal/external customers and becoming a world class global IT team are our top aspirations.

What the Role Entails

At Tencent, we are dedicated to empowering game studios with cutting-edge infrastructure solutions. We are seeking a Sr.Infra Security Engineer with extensive security and infrastructure experience.

Responsibilities

• Develop and maintain security reference architectures and prototypes for game publishing infrastructure, incorporating industry best practices for cloud, network, and application security.


• Assist game studios with the global implementation and deployment of security solutions, providing hands‑on expert support and advanced troubleshooting.


• Design, implement, and manage the global Anti‑DDoS strategy to protect low-latency gaming infrastructure, including real‑time game servers, matchmaking services, and player APIs.


• Configure, operate, and fine‑tune a multi‑layered security perimeter, including Web Application Firewalls (WAF), IDS/IPS, and multi‑vendor DDoS mitigation platforms (on‑prem, cloud‑native, and CDN).


• Create and maintain detailed incident response playbooks tailored to specific games and services, ensuring rapid and repeatable mitigation actions.


• Architect and deploy secure, resilient, and high‑performance network infrastructure within multi‑region cloud environments (AWS, Azure, GCP).


• Actively contribute to the establishment and enhancement of the SIEM platform and SOC operations by developing advanced detection rules, correlation searches, and automated response actions.


• Utilize programming skills (e.g., Python) to develop scripts and automation that streamline security operations, compliance checks, and secure infrastructure deployment.

Who We Look For

• Bachelor's degree in Computer Science, Cybersecurity, Information Systems or related field.


• 8+ years of experience in cybersecurity, specializing in infrastructure security, network security and cloud security.


• Deep understanding and hands‑on expertise in security technologies such as firewalls, IDS/IPS, SIEM, WAF, IAM and cloud security platforms (AWS, Azure, Google Cloud).


• Deep understanding and hands‑on experience in architecting and managing network and perimeter security, including firewalls, IDS/IPS, VPNs, zero‑trust network access, and DDoS protection


• Good understanding of network protocols, packet characteristics, and network attack/defense mechanisms.


• Hands‑on experience in building SIEM platform and SOC operations.


• Strong analytical and problem‑solving skills with experience in threat modeling, risk assessments, and security incident response


• Proficient in programming skills with C++, C#, Python or similar languages.


• Good understanding of gaming architectures and Unreal engine is a plus


• Relevant certifications (e.g., CEH, OSCP, CREST) are a plus.


• Excellent communication and stakeholder management skills with the ability to translate technical risks into business impacts.


• Bilingual preferred (English, Chinese) to interact with stakeholders in China HQ and other regions

Equal Employment Opportunity at Tencent

As an equal opportunity employer, we firmly believe that diverse voices fuel our innovation and allow us to better serve our users and the community. We foster an environment where every employee of Tencent feels supported and inspired to achieve individual and common goals.