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Erstellt am 25. Juni 2026

IT System Administrator - Part‑time

C1 Green Chemicals AG
Berlin, Berlin 12489, Germany Vollzeit
Reference: 2070768792

Your mission

C1 Green Chemicals AG develops and scales new chemical processes from the lab to pilot scale. Our value lies in research data, patents, and exclusive catalysis IP. A robust, sovereign IT setup is therefore mission-critical.

Our research depends on stable and secure IT operations. In this role, you are responsible for day-to-day IToperations at C1 Green Chemicals AG - infrastructure, security, and devices.

What you'll do
  • Own & operate our IT infrastructure: self-hosted servers, storage, networking, backups, and availability
  • Ensure data sovereignty for sensitive research and IP data
  • Microsoft 365 & Azure administration: tenant, Entra ID, applications, and operations
  • Device management (Intune or equivalent) for laptops & smartphones (BYOD), clean onboarding/offboarding
  • Set up and operate VPNs and secure remote access
  • Linux server operations, including SLURM cluster for DFT compute (WEASEL/ORCA) and tested disaster recovery
  • Continuous IT security monitoring, system hardening, access control, and audit-grade traceability
  • Prepare software and infrastructure cost comparisons for management decisions
  • Act as the central IT point of contact across the company
  • manage AI access (tokens, budgets) and serve as an internal AI point of contact


Your profile

Must-haves
  • Senior-level experience in IT operations, IT security, and system hardening
  • Strong Linux server administration, self-hosted services, and Docker
  • Hands-on experience with Microsoft 365, Azure, Entra ID, Intune
  • Solid networking and VPN expertise
  • Understanding of GDPR and protection of pre-patent IP
  • Self-directed, pragmatic mindset with clear ownership
  • Fluent German and English

Nice-to-haves
  • HPC/SLURM, GPU or compute servers
  • Experience with LLM APIs and basic cost control
  • Supporting research or lab environments
  • Internal AI point of contact: helping colleagues with everyday AI questions and distinguishing safe vs. critical use cases


Why us?

  • Permanent part-time role with long-term perspective
  • Flexible working hours and hybrid work options where appropriate
  • High autonomy in hands-on IT operations
  • Direct access to leadership and research teams
  • Purpose-driven work in green chemistry and industrial scale-up
  • Clear technical ownership instead of ticket overload


About us

Re-inventing chemistry
We develop disruptive chemical production processes by rethinking them from the atomic level all the way up to production scale.
We explore new chemistries by employing quantum-chemical simulations and transfer them into proprietary production technology.

Designing green processes
We develop & scale our new technologies based on renewable feedstocks & energy. From the very first steps in the development of a production process, we design it to enable closed carbon loops. Without compromise.

Defossilizing industries
With our climate-friendly chemical technologies we support industries in their net zero journey. Our first disruption is the proprietary C1 methanol technology. It unlocks green methanol production by overcoming long-standing challenges.

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