System Administrator (Defence & Security)
Reaktor is hiring for System Administrator (Defence & Security) in Helsinki. Mid level. First seen October 1, 2026, posted 2 times; open as of November 13, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- Reaktor
- Where
- Helsinki
- Level
- Mid
- First seen
- October 1, 2026
- Postings
- 2
- Listed via
- Ashby
What the posting says
TO THRIVE IN THIS POSITION, YOU’LL NEED: - Minimum of 5 years of relevant experience in system administration or IT infrastructure roles. - Strong knowledge of Linux (Fedora, CentOS, or similar). - Understanding of IP networking, VPNs, and firewalls. - Familiarity with certificate management and authentication mechanisms. - Hands-on experience with scripting (Bash, Python, PowerShell, etc.). - A proactive mindset with a focus on helping others and solving problems. - Excellent communication skills to interact with both technical and non-technical stakeholders. - Fluency in both Finnish and…
Read more and apply on Reaktor's site
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