Site Reliability Engineer

About the job Job Title: Site Reliability Engineer Location: 5 days on-site in Zurich, Switzerland Employment Type: Permanent Salary: Competitive Start Date: Immediate Industry: Trading Firm We’re partnering with a high-performance proprietary trading firm building low-latency infrastructure for systematic and discretionary trading strategies across global markets. This is a hands-on SRE opportunity for someone who enjoys building highly automated, performance-critical Linux environments from the ground up - not simply maintaining existing infrastructure. You’ll work closely with developers and trading teams to optimise reliability, observability, and system performance at microsecond-level precision. Site Reliability Engineer – Key Responsibilities Linux performance engineering (CPU isolation, IRQ affinity, NUMA, kernel tuning) Infrastructure as Code (Terraform, Ansible) Observability & profiling (Prometheus, Grafana, eBPF, perf, ftrace) CI/CD and automation-first operations Low-latency networking and production troubleshooting Reliability engineering across trading-critical systems Site Reliability Engineer – Key Skills Required 4–8+ years in SRE / Linux Engineering / DevOps / Infrastructure Engineering Strong Linux internals knowledge Experience supporting highly available, performance-sensitive systems Networking expertise (TCP/IP, UDP, Multicast) Automation and scripting experience (Python, Terraform, Ansible etc.) Experience with containers and modern observability stacks Environment: Fast-moving trading environment High ownership and engineering autonomy Greenfield improvements and operational maturity projects Collaborative engineering culture with direct business impact Please apply now if this role is of interest.