Linux System Administrator

Senior Linux Systems Administrator Annapolis Junction MD

Our client needs a seasoned infrastructure expert to keep a large mission-critical enclave running smoothly think servers virtual machines managed switches NAS VLANs and VPNs all working in concert. If you enjoy owning the full lifecycle of a complex environment from day-to-day upkeep to planning its next evolution this role gives you real latitude to shape how the infrastructure grows.

On any given day you might be:

• Mapping out a migration plan to move customers onto new architecture with zero disruption
• Tuning routing protocols and chasing down a latency issue across multiple hops
• Locking down firewalls and closing out vulnerability findings
• Keeping security documentation current SSPs STE/STN packages patching records IAVM tracking
• Fielding a question from a developer whose VM just went sideways
• Updating the network diagram nobody else wants to touch and writing up the monthly outage report
• Scouting new tools or platforms that could raise the bar on the Agencys standard toolset

What you bring:

• Bachelors degree 11 years of relevant experience (or equivalent combination)
• Active TS/SCI with Polygraph
• Hands-on network administration chops routing firewalls troubleshooting connectivity and throughput issues
• Experience with nginx SELinux and FIPS environments
• Comfort with monitoring tools like OpenVAS Prometheus and Grafana
• Familiarity with RMF compliance processes McAfee and UAM

Nice to have:

• Docker MongoDB Elasticsearch
• Ansible GitLab RedHat Satellite
• Software-defined networking exposure

Required Experience:

Unclear Seniority