--- title: "Linux Systems Engineer - Bare Metal & Kubernetes" company: "Optiver" company_url: "https://www.remjobs.works/companies/optiver" url: "https://www.remjobs.works/job/optiver-linux-systems-engineer-bare-metal-kubernetes-beb30784-dab1-4fe4-8d6a-ae8fa7a51178" apply_url: "https://www.optiver.com/join-us/jobs/8784918002/?gh_jid=8784918002" workplace: onsite location: "Sydney, Australia" employment_type: unspecified seniority: mid role: devops-infrastructure region: asia-pacific skills: ["kubernetes", "linux", "terraform"] date_posted: 2026-09-08T08:03:23.000Z first_seen_by_remjobs: 2026-09-15T19:11:53.680Z --- # Linux Systems Engineer - Bare Metal & Kubernetes **Optiver** · Sydney, Australia Apply: https://www.optiver.com/join-us/jobs/8784918002/?gh_jid=8784918002 ## About Optiver Technology, quantitative research and trading expertise come together to solve complex market challenges and improve financial markets. Explore careers across trading, engineering and quantitative research. ## About the role As a Linux Engineer in the Global Linux team, you will design, build and operate the critical infrastructure that powers our trading environment. The team owns both large-scale bare-metal Linux platforms and on-prem Kubernetes clusters across our global datacenters. You will play a key role in evolving our Kubernetes platform while continuing to support and improve our high-performance Linux estate. #### What you’ll do Design, deploy and operate **on-prem Kubernetes clusters** in a bare-metal environment (Rancher-managed) - Maintain and improve our bare-metal Linux infrastructure, including provisioning, lifecycle management and performance tuning - Own and operate core Kubernetes components including Cilium (CNI), ArgoCD (GitOps), and Rancher - Build and maintain CI/CD workflows for infrastructure and cluster deployments using ArgoCD and GitHub Actions - Develop and maintain infrastructure as code using Terraform and bespoke on-prem systems - Participate in on-call rotation covering both Kubernetes clusters and other Linux-based production systems - Drive reliability, scalability and performance improvements across both containerized and non-containerized workloads - Contribute to monitoring, observability and security posture across the Linux and Kubernetes platforms - Ensure the broader team can effectively operate and support the Kubernetes and Linux platforms by building clear documentation, operational runbooks, and providing practical, hands-on guidance --- ##### Who you are - Strong Linux systems engineering experience in production environments - Hands-on experience operating Kubernetes on-prem (not only managed cloud offerings) - Experience with: Rancher - Cilium or other CNI technologies - ArgoCD (GitOps workflows) - Terraform - CI/CD systems such as GitHub Actions - Solid understanding of networking fundamentals (L2/L3, routing, firewalls, load balancing) - Experience troubleshooting performance issues across kernel, container and network layers - Production mindset with experience in incident response and post-mortem driven improvements Nice to have - Experience building monitoring stacks (e.g. Prometheus, Grafana) - Experience with Kubernetes security controls (network policies, RBAC, policy engines) - Knowledge of low-latency or performance-sensitive environments - Experience contributing to internal platform tooling *No prior trading or financial experience is needed – our onboarding program will kick-start your career at Optiver and support you in gaining all the relevant knowledge about our business.* **Who we are** At Optiver, our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. As one of the largest market making institutions, we are a trusted partner of 70+ exchanges across the globe. **What you'll get** You’ll join a culture of collaboration and excellence, where you’ll be surrounded by curious thinkers and creative problem solvers. Motivated by a passion for continuous improvement, you’ll thrive in a supportive, high-performing environment alongside talented colleagues, working collectively to tackle the toughest problems in the financial markets. In addition, you’ll receive: - A performance-based bonus structure, enabling all of our employees to benefit from our global profit pool. - The opportunity to work alongside best-in-class professionals from over 50 different countries. - Training opportunities, discounts on health insurance, and fully paid first-class commuting expenses. - Extensive office perks, including breakfast, lunch and dinner, world-class barista coffee, in-house physio and chair massages, organized sports and leisure activities. - Training and continuous learning opportunities, including access to conferences and tech events. Please note: - We do not require any assistance from third-parties including agencies in the recruitment of this role - We cannot accept applications via email **Diversity statement ** Optiver is committed to [diversity and inclusion](https://optiver.com/diversity-statement/). We encourage applications from candidates of all backgrounds, and welcome requests for reasonable adjustments during the process. **Questions?** Get in touch with the recruitment team at $2. Personal information protection is of utmost importance to Optiver. Before you provide any personal information to us, we strongly urge you to read our [Privacy Policy](https://optiver.com/privacypolicy/) to acknowledge how we collect and process your personal information. --- Source: Optiver's own career page, read by RemJobs. Canonical HTML version: https://www.remjobs.works/job/optiver-linux-systems-engineer-bare-metal-kubernetes-beb30784-dab1-4fe4-8d6a-ae8fa7a51178