Senior Infrastructure Engineer

• Infra: Private cloud with Kubernetes, Ceph storage, Helm, NGINX, HAProxy
• Automation & monitoring: Terraform, Ansible, GitOps (Flux), Prometheus, Loki, Grafana
• Security & secrets management: Hashicorp Vault
• Stack: Fully self-managed, across 3 colocations in the Groningen region
• Workflow: High responsibility, short iterations, full technical freedom. We document well, release frequently, and continuously improve

Our team takes full ownership of our infrastructure. We actively replace legacy systems, experiment with new tech, and constantly look for ways to improve.

What you'll do

You lead projects, make technical decisions, and contribute to improving our infrastructure strategy. You collaborate with engineers, product managers, and other teams to deliver platform-wide improvements.

Examples of what you'll work on:

• Designing and implementing robust, scalable infrastructure
• Defining strategy for observability, security, and automation
• Improving incident response processes and leading postmortems
• Executing large-scale migrations (e.g. CI/CD, data centers, platform changes)
• Mapping and managing complex dependencies between teams and systems
• Coaching colleagues, doing technical reviews, and sharing knowledge

*You are able to work at the office in Groningen, we have a remote working policy of a maximum of 2 days per week., You have extensive experience in infrastructure engineering and can think both strategically and pragmatically. You're technically strong, communicate clearly, and help others grow., * Deep experience in designing, implementing, and maintaining complex infrastructure systems

• Experience with large-scale systems (cloud, Kubernetes, multi-data center)
• Strong knowledge of security, monitoring, storage, and networking
• Ability to manage cross-team dependencies and drive large technical changes
• Ownership mindset and a strong presence within the team
• Fluent in English and comfortable collaborating with others

In addition to a good salary, a favorable pension scheme, and 25 vacation days per year (option to buy 5 more), you can also count on:

Terms of employment

• Monthly vacation allowance so you don't have to wait for it.
• Lots of discounts at local businesses.
• Friends & Family vouchers.

Personal growth

• Training programs, one-on-one coaching, and peer learning sessions.
• The opportunity to take on more and more responsibility.

Culture & activities

• Plenty of (optional) social activities such as board game and video game nights, chess, bouldering, and Friday afternoon get-togethers.

Tools & hybrid working

• A good laptop.
• Flexible starting times (between 8:00 and 9:00).
• Hybrid working: up to two days working from home.

Het Groningse Belsimpel, opgericht in 2008, is inmiddels uitgegroeid tot een grote speler in de telecomwereld. Met een hecht team van meer dan 600 gemotiveerde, energieke en slimme studenten en professionals gaan we elke dag tot het uiterste om de Mobiele Wereld te veranderen. Wij zijn geen provider, wij zijn geen winkel en we zijn ook geen zoekmachine.… Wie zijn we? Het Groningse Belsimpel, opgericht in 2008, is inmiddels uitgegroeid tot een grote speler in de telecomwereld. Met een hecht team van meer dan 600 gemotiveerde, energieke en slimme studenten en professionals gaan we elke dag tot het uiterste om de Mobiele Wereld te veranderen. Wij zijn geen provider, wij zijn geen winkel en we zijn ook geen zoekmachine. We zijn een manier: een Methode om te vinden wat het beste bij de klant past op gebied van mobiele telefonie. Telecom Groningen Active in 30 countries 700 employees 50% men - 50% women Average age is 25 years