Job Description

Why this role matters 🚀

• At Opus Major, infrastructure is not “support”, it’s a key part of the product’s success.
• As an SRE, you’ll help us to: keep systems stable and scalable as the game growsmake deployments safe and repeatableraise the bar on production readiness.
• You'll be part of the Online Team and report to our Principal Online.
• You’ll work with the entire production department, with real ownership over reliability topics.

Your future responsibilities and scope as a SRE / DevOps Engineer at Opus 🎮

• Kubernetes & Production Infrastructure
• Operate and improve our Kubernetes clusters (GKE) in production
• Define best practices around exposure, networking, scaling, and rollouts
• Improve reliability through strong operational standards


• Infrastructure as Code & Automation
• Build and maintain infrastructure using Terraform
• Automate workflows to reduce manual work and improve consistency
• Help define clean deployment pipelines and environment management


• Monitoring, Alerting & Observability
• Own and evolve our observability stack (Prometheus, Grafana)
• Design alerts that are meaningful and actionable
• Help us move toward SLO-driven reliability and better incident response


• Collaboration & Enablement
• Work closely with developers to make systems production-ready
• Communicate clearly about trade-offs, risks, and priorities
• Contribute to a culture of ownership, transparency, and continuous improvement

The profile we are looking for at Opus 👾

• Required skills (must have)
• Strong experience operating Kubernetes in production (debugging, networking basics, rollouts, exposure patterns such as Ingress/Load Balancers)
• Proficiency with Google Cloud Platform (GCP) (especially GKE, IAM, networking fundamentals)
• Solid background in Terraform Infrastructure as Code
• Observability: Prometheus + Grafana, meaningful alerting practices


• What we value (Mindset)
• You thrive in environments with ambiguity and ownership
• You focus on what matters most: prioritization & production outcomes
• You communicate proactively (especially in remote/async contexts)
• You are transparent about constraints and unknowns
• You enjoy building reliable systems, not just shipping features


• Experience
• 3+ years in SRE / DevOps / Infrastructure Engineering roles
• Open to junior profiles if the mindset, ownership, and learning ability are a strong fit 🤩

Nice to have (but not necessary)

• ArgoCD / GitOps workflows
• Kustomize 
• Golang
• Experience in gaming / multiplayer services
• Bonus: you’re excited about games and interactive music experiences.

Why Opus Major?

• Small team, high impact 🚀
• A team of passionate Jammers from different backgrounds, sharing a common goal: Make the world jam 🥁
• Build infrastructure for a product where tech and creativity collide
• Strong ownership, lots of autonomy
• Early-stage environment where pragmatism, prioritization, and hands-on execution matter more than perfect specs or rigid processes
You’ll shape the foundations of a game meant to scale globally

Location & Remote policy

• Paris, France
• We are an office-first company and value regular in-person collaboration especially in our early-stage environment and for our studio where collaboration, fast iteration, and shared context matter a lot.
• Remote arrangements (only in France) can be considered for this role on a case-by-case basis, depending on seniority, autonomy, and team fit.

How do we hire at Opus Major?

• Intro call with our HR (culture, role expectations, context)
• Technical interview with the Hiring Manager (SRE / Kubernetes / GCP / IaC)
• Home assignment (Technical test)
• Meet the team for the Culture & Team fit (collaboration & communication)
• Final round with Founders check