Site Reliability Engineer; fmx

Location: Hybrid Cologne (Rheinauhafen) 3 days in the office 2 remote (Tue Thu)

Team: Engineering Reports to CTO

Keep the world awake build reliability at scale

ilert helps thousands of Dev Ops & IT teams detect fix and communicate incidents faster.

Our platform is mission-critical: customers rely on us 24/7 to keep their always-on businesses running.

As a Site Reliability Engineer at ilert youll own the reliability performance and scalability of our core platform across AWS Kubernetes Kafka and more.

Build & operate a highly available platform

• Run and evolve our AWS-based infrastructure
• Operate and optimize self-managed Kafka Click House clusters and our Observability stack
• Ensure resilience disaster recovery and capacity planning across the stack

Improve reliability & performance

• Build and maintain SLOs SLIs error budgets and observability dashboards
• Debug production issues across layers (networking Kubernetes application DB)
• Improve performance of our ingestion pipeline

Automation & tooling

• Automate operations with Terraform Helm Kubernetes operators and internal tooling
• Build tooling for safer deploys blue/green rollouts and automated verification
• Strengthen incident response workflows through deep collaboration with our AI SRE agent team

Security & compliance

• Implement best practices for workload isolation secrets management IAM and auditability
• Support our ISO
  27001 posture by automating controls and hardening our infrastructure

Cross-functional impact

• Partner with Backend AI and Product teams to design reliable services
• Participate in on-call rotation
• Lead post-incident reviews and drive reliability improvements long-term

• 3 years experience as SRE Platform Engineer Dev Ops Engineer or Infrastructure Engineer
• Strong hands‑on experience with AWS Kubernetes Linux internals networking performance tuning
• Experience operating self-managed distributed systems ideally Kafka or Click House
• Strong understanding of observability
• Experience automating infrastructure with Terraform and CI/CD systems
• Fluent English (our working language);
  German optional

• Product-centric - 100 % focused on solving a mission‑critical pain felt by every always‑on business
• Hybrid freedom - 2 days remote by default; gorgeous Rheinauhafen roof terrace when youre in town
• Focus > meetings - We time‑box syncs favour async docs and protect maker time
• 28 days off - plus public holidays
• Commute perks - subsidised public transport

Kubernetes,FMEA,Continuous Improvement,Elasticsearch,Go,Root cause Analysis,Maximo,CMMS,Maintenance,Mechanical Engineering,Manufacturing,Troubleshooting

Employment Type : Employee

Experience: years

Vacancy: 1