Bastion Talent is retained by a specialist cybersecurity firm working in critical infrastructure to fill this role. Our client works with large organisations — operators, governments and enterprises — to find and fix serious security weaknesses. The client’s identity is shared with shortlisted candidates under NDA.
The role
Keep the client’s infrastructure reliable and secure for both its internal teams and its customers, on a part-time contract basis. You will own deployment, CI/CD and infrastructure-as-code, and help keep systems patched and monitored.
Key responsibilities
- Deploy and maintain services for internal teams and customers.
- Evolve and improve the CI/CD pipelines.
- Keep systems up to date with the latest patches and security measures.
- Monitor and proactively troubleshoot services for issues and security incidents.
- Document the infrastructure setup and maintain the Infrastructure-as-Code (IaC) codebase.
Basic qualifications
- 5+ years in server and application operations (DevOps).
- Strong scripting in Bash, Python and Go.
- Proficient in Linux system administration.
- Excellent troubleshooting and debugging of technical systems.
- Strong with Jenkins, GitHub Actions, Ansible, Terraform, Docker and Kubernetes.
Preferred qualifications
- Kubernetes on bare-metal deployments.
- Monitoring with tools such as Prometheus.
- Managing high-availability hypervisor clusters (Proxmox, ESXi).
- Infrastructure security best practice (ZTNA and similar).
- Fluent English (mandatory); French optional.
Engagement & location
This is a part-time, freelance / contract engagement, fully remote within Europe (CET overlap preferred).
Rate
Indicative budget: €200–300 per man-day.
About the client
Our client is a specialist cybersecurity firm and a recognised leader in offensive security for critical infrastructure. They help large organisations — operators, governments and major enterprises — find and fix serious weaknesses in the systems that keep essential services running, pairing hands-on security assessment with their own detection and analysis tooling. The team is small, highly technical and fully distributed across Europe.
Hiring process
- Intro call (10–20 min)
- Manager call (30 min)
- Capability exercise
- Leadership call (30 min)