Linux Systems Administrator

Join ClearEdge and be part of a mission-focused team solving some of the DoD’s most complex technical challenges. Every day, ClearEdge supports government and industry customers by delivering innovative solutions that enable critical operations and mission success.

ClearEdge offers an extremely competitive benefits package—including a $10k annual training and education benefit, a 10% 401(k) contribution fully vested on day one, annual health and technology allowances, and access to a state-of-the-art technology lab. Learn more at www.clearedgeit.com/careers/

Your Mission

As a Senior Linux Systems Administrator, you will play a vital role in implementing, maintaining, and securing critical IT systems. You will manage day-to-day system operations, provide Tier 2 escalation support, implement security patches, and collaborate with ISSOs and ISOs to ensure systems remain secure and compliant. Your deep technical knowledge and experience across Linux and Windows platforms will support architecture and operations at scale.

In this highly collaborative environment, you’ll have the opportunity to apply your problem-solving skills and system administration expertise while supporting some of the most impactful government initiatives in the Intelligence Community.

You Will Excel in This Role If You Are::
• Experienced in Linux/UNIX system administration and troubleshooting
• Skilled in patch management and system hardening
• Familiar with performance optimization and capacity planning
• Confident supporting Tier 2 escalations and resolving complex issues
• Knowledgeable in configuration management and IT compliance frameworks
• Comfortable working across platforms (Linux, UNIX, and Windows)
• Effective at coordinating with security and system stakeholders

A Day in the Life Of::
• Implementing, maintaining, and securing enterprise IT systems
• Monitoring and resolving issues across servers, storage, and network devices
• Applying IAVA patches and maintaining compliance documentation
• Performing Tier 2 support for escalated issues and coordinating resolution
• Collaborating with ISSOs and ISOs for configuration and security approvals
• Supporting POA&M milestones and compliance reporting
• Troubleshooting and analyzing system integration and performance

Must Have::
• TS/SCI with Polygraph clearance
• 15 years of system administration experience in similar environments
• Bachelor’s degree in a technical discipline (or 4 additional years of experience in lieu of a degree)
• 6 years of experience with IT Service Management (ITSM)
• ITIL 4 platform certification
• Proficiency in Linux/UNIX and Windows system administration
• Strong experience in patching, compliance, and issue resolution

Nice to Have::
• Experience with automation tools (e.g., Ansible, Puppet)
• Familiarity with virtualization platforms (VMware, KVM, etc.)
• Exposure to cloud infrastructure (e.g., AWS, OpenStack)
• Working knowledge of network protocols and firewalls
• Scripting skills in Bash, Python, or Perl for automation
• Experience with log analysis tools (e.g., Splunk, ELK)
• Prior work in DoD/IC environments supporting classified systems

ClearEdge is an established small business that values its employees and is committed to providing an environment where individuals can succeed and grow. We believe in developing our people, promoting from within, and fostering long-term career growth across the organization.

Our Core Values—Honesty, Integrity, Loyalty, Fairness, Respect, Responsibility, and Accountability—guide everything we do. These principles shape our culture, inform our decisions, and drive our commitment to excellence in support of our customers and partners.

If this position is not the right fit, we encourage you to visit our Careers page to explore other opportunities at ClearEdge or connect with one of our recruiters at [email protected]. ClearEdge is an equal opportunity employer.