Information Technology (IT) Senior DevOps engineer

Group-IB; Singapore; On-site; SGD 150,000 - 210,000; Full time

Job summary

Group-IB in Singapore seeks a Senior DevOps Engineer to build, maintain, and scale high-availability systems powering global services. You will work with Linux, Kubernetes, and IaC tools, shaping best practices and infrastructure evolution for reliability and security at scale.

You'll collaborate with engineers across teams to design fault-tolerant, high-performance solutions, monitor systems with Grafana and other observability tools, and handle incidents to keep services robust in a

Qualifications

• 4+ years of experience in Linux administration, DevOps, or SRE.
• Proficient in automating tasks with Bash or similar scripting languages.
• Strong networking fundamentals (TCP/IP, DNS, routing).
• Hands-on experience managing bare-metal infrastructure in production.
• Experience with configuration management systems such as Ansible or Puppet.
• Experience with distributed databases (Elasticsearch, Cassandra, MongoDB, MySQL, PostgreSQL).
• Kubernetes administration and managing containerized workloads.
• Experience with IaC tools such as FluxCD or ArgoCD.
• Ability to design and implement high-performance, fault-tolerant, and secure infrastructure solutions.
• Experience with monitoring and observability systems — Zabbix, VictoriaMetrics, Loki, Grafana.

Responsibilities

• Maintain and optimize core server infrastructure including bare-metal servers, LXC containers, virtual machines, and cloud environments.
• Operate and support core infrastructure services such as Nginx, Puppet, GitLab, Artifactory, Nexus, Harbor, Grafana.
• Manage and evolve infrastructure following the Infrastructure as Code (IaC) paradigm.
• Handle and resolve incidents related to infrastructure operations.
• Collaborate closely with cross-functional teams (network engineers, developers, and other technical stakeholders).
• Design and implement high-availability, fault-tolerant, and scalable software solutions.
• Monitor service performance and availability using modern observability tools, ensuring system reliability and optimal resource utilization.

Skills

Linux administration

SRE

Bash scripting

Networking basics

Bare-metal infra

Ansible Puppet

Distributed databases

Kubernetes

IaC (FluxCD/ArgoCD)

Monitoring/observability

Python or Go

Tools

Nginx

Puppet

GitLab

Artifactory

Nexus

Harbor

Grafana

Job description

Senior DevOps engineer

What makes the role special

Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime. Combating cybercrime is in the company’s DNA, shaping its technological capabilities to defend businesses, citizens, and support law enforcement operations.

Group-IB’s Digital Crime Resistance Centers (DCRCs) are located in the Middle East, Europe, Central Asia, and Asia-Pacific to help critically analyze and promptly mitigate regional and country-specific threats. These mission-critical units help Group-IB strengthen its contribution to global cybercrime prevention and continually expand its threat-hunting capabilities.

ABOUT THE ROLE

We are seeking a Senior DevOps Engineer to join our Development team. In this role, you will be at the core of our technology stack — building, maintaining, and scaling high-availability systems that power our global services. You'll work with a diverse set of modern technologies, including Linux, Kubernetes, Infrastructure as Code (IaC) tools, monitoring systems, and distributed databases.

This position offers the opportunity to work at the heart of a high-performance global platform, directly influencing its scalability, reliability, and resilience. You will collaborate with experienced engineers, shape best practices, and contribute to the continuous evolution of our infrastructure — ensuring that our systems remain robust, secure, and efficient at scale.

YOUR MISSION

• Maintain and optimize core server infrastructure, including bare-metal servers, LXC containers, virtual machines, and cloud environments.

• Operate and support Core infrastructure services such as Nginx, Puppet, GitLab, Artifactory, Nexus, Harbor, Grafana, etc.

• Manage and evolve infrastructure following the Infrastructure as Code (IaC) paradigm.

• Handle and resolve incidents related to infrastructure operations.

• Collaborate closely with cross-functional teams (network engineers, developers, and other technical stakeholders).

• Design and implement high-availability, fault-tolerant, and scalable software solutions.

• Monitor service performance and availability using modern observability tools, ensuring system reliability and optimal resource utilization.

WHAT WE ARE LOOKING FOR

• 4+ years of experience in Linux administration, DevOps, or Site Reliability Engineering (SRE).

• Strong proficiency in automating tasks using Bash or similar scripting languages.

• Solid understanding of networking fundamentals (TCP/IP stack, routing, DNS, etc.).

• Hands-on experience managing bare-metal infrastructure in production environments.

• Experience with configuration management systems such as Ansible or Puppet.

• Experience with distributed databases (Elasticsearch, Cassandra, MongoDB, MySQL, PostgreSQL, etc.).

• Expertise in Kubernetes administration and managing containerized workloads.

• Experience with IaC tools such as FluxCD or ArgoCD.

• Ability to design and implement high-performance, fault-tolerant, and secure infrastructure solutions.

• Experience with monitoring and observability systems — Zabbix, VictoriaMetrics, Loki, Grafana, etc. — including building dashboards and configuring alerting.

WHAT SETS YOU APART

• Programming experience in Python, Go

• Experience with cloud providers (AWS, GCP, Alibaba Cloud, or others).

• Familiarity with distributed storage systems (Ceph).

• Experience with service meshes (e.g., Istio).

• Proven track record of working on high-load, large-scale distributed systems.

• Experience with cloud providers (AWS, GCP, Alibaba Cloud, or others).

• Familiarity with distributed storage systems (Ceph).

• Experience with service meshes (e.g., Istio).

• Proven track record of working on high-load, large-scale distributed systems.

WHY CHOOSE GROUP-IB

Group-IB is a global leader in cybersecurity technologies that investigate, predict, prevent, and fight digital crime. We help organizations reduce risk and protect trust. Trusted by governments, major industries, and law enforcement, we deliver adversary-focused, predictive threat intelligence and cyber fraud fusion solutions that detect, analyse, and mitigate regional and country-specific digital crimes.

• Work with real stakes. Group-IB investigates active cybercriminal groups, responds to breaches affecting critical infrastructure, and develops technologies used by law enforcement agencies including INTERPOL, Europol, and Afripol across 60+ countries. We've conducted 1,550+ cybercrime investigations alongside 600+ enterprise customers globally. When you join Group-IB, your work directly disrupts digital crime.
• Grow your way. Choose your own path: deepen your craft as a technical expert, step into leadership, move across to another team, or relocate to one of our Digital Crime Resistance Centers across the Americas, Europe, the Middle East & Africa, Central Asia, and the Asia-Pacific. Your growth is our growth — Group-IB's expansion across 60+ active country operations means real career acceleration.
• We fund professional certifications at company expense — whether you're pursuing CEH, CISSP, OSCP, or specialized certifications in forensics and penetration testing. You don't have to choose between doing the job and advancing your credentials.
• Work alongside industry leaders. Our Unified Risk Platform — Threat Intelligence, Digital Risk Protection, Attack Surface Management, Managed XDR, and more — is recognized by Gartner, Forrester, KuppingerCole, and Datos Insights. Frost & Sullivan named us a 2025 Global Technology Innovation Leader. When you work here, you're building technologies that set the industry standard.
• Real challenges, real expertise. You'll take on complex, real-world problems alongside adversary-centric researchers and incident response experts spread across six continents. We've built 21+ years of proprietary telemetry through 1,500+ joint investigations. No two threats look alike — and neither do the skills you'll develop.
• A team that is genuinely international. Our people come from different countries, speak different languages, and bring different perspectives. What connects us is a shared mission: fighting cybercrime and making the world safer. We care about your wellbeing and happiness as much as your output.