Senior Infrastructure Engineer - LinuxWe're partnering with a leading global market maker that powers some of the most sophisticated trading strategies across APAC and beyond.
They build fast, reliable systems at scale - and they're looking for a Linux Engineer who loves the challenge of performance at the very edge of what's possible.If you get energy from squeezing every microsecond of speed out of hardware and software, this is the kind of environment where your work will genuinely move the needle.What you'll be doingDesigning and managing a large fleet of bare-metal Linux servers across multiple data centresDriving improvements to system reliability, scalability and performance in a high-pressure trading landscapeOwning low-level Linux tuning (CPU affinity, NUMA, HugePages, IRQ, kernel optimisation)Bridging hardware/network/software boundaries to get everything talking at peak speedAutomating builds, deployments and ops workflows with Python + IaC (Ansible/Terraform)Monitoring and resolving issues using modern observability stacks (Prometheus, Grafana, Alertmanager)Contributing to new tech solutions that push the limits of speed and stabilityBeing part of a follow-the-sun rotation supporting global trading operationsWhat you bringStrong Linux engineering/architecture and administration background in high-performance environmentsComfortable analysing networks and packets (TCP/IP, DNS, multicast etc.)Hands-on with tools like eBPF, tcpdump, strace, lsof, ntp/ptpConfidence tuning hardware + kernel settings for latency reductionExperience with Linux security hardening and SAN storageSolid automation skills in Python, plus Git and CI/CD know-howCuriosity, collaboration, and the drive to continually optimise how things runWhat's in it for youMarket-leading bonus structure and industry-defining tech environmentSmart colleagues, zero ego, and lots of ownershipPersonal development programs and structured learningDaily catered meals, gym membership, and well-being perksMajor company-wide social events and APAC exposureRelocation and visa support available for the right personIf you would like to work for one of the most sought after tech companies in Australia, please apply within or contact David on david.bolton(at)aurec.com.
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