Linux Systems Administrator

Linux Systems Administrator

JHNA is currently seeking a talented Linux Systems Administrator to support our NAVAIR customer at NAS Pax River.

Roles/Responsibilities:

• Installing, configuring and managing the Linux operating systems and related toolsets
• Gathering requirements, developing and conducting design reviews
• Maintaining servers to be compliant per NAVAIR and DISA policies
• Functional knowledge of backup and disaster recovery technologies
• Strong understanding of system security principles and experience executing hardening techniques
• Documentation - updating and maintaining documentation and knowledge base, including system descriptions, procedures, events and processes
• Building new infrastructure servers
• Maintaining, administering and patching systems for optimum performance and security
• Migrating or updating systems
• Participating in weekly routine maintenance tasks
• Responding to system failures promptly to bring applications back online
• Installing and troubleshooting common industry COTS and GOTS applications
• Performing Continuous Monitoring actions for systems and infrastructure including scanning, DoD STIG application and other Cyber compliancy actions
• Work in an Agile scrum methodology to track and report on tasking
• A background or working knowledge of scripting and automation tools

Qualifications Required:

• Candidate must have a current Secret Clearance. Must have ability to obtain a Top Secret, Interim Top Secret required to start.
• Five (5) years' or more of hands-on experience working with UNIX/Linux and Windows.
• Experience in DoD Information Assurance/Cyber policy and procedures to include hardening of systems, implementing Security Technical Implementation Guides (STIGs) and scanning.
• Experience with Linux Server to include the build, maintenance, and troubleshooting, as well as addressing, service requests, routine sever maintenance (firmware, failures, hardening, etc.), and server consolidation.
• Experience with UNIX/Linux, Red Hat, CentOS (Linux).
• DoD 8140 & 5239 compliant (Security + certified and OS certificate/certification) (formerly 8570).
• Working knowledge of supporting software development.
• Critical thinking skills and the ability to "think-outside-the-box" to solve complex technical issues is essential.

Desired Qualifications:

• Familiarity with containerization concepts and tools
• Understanding of container orchestration and management (Kubernetes, Docker Swarm).
• Experience with CI/CD pipelines for containerized applications.
• Experience with Ansible