Senior System 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 System Administrator, you will lead, evolve, and maintain a modern DevOps architecture built on open-source technologies and independent of corporate baselines. Your work will support software developers, system upgrades, compliance requirements, and continuous improvements focused on availability, reliability, latency reduction, performance optimization, and maintaining a strong security posture.

You Will Excel in This Role If You Are::
• A hands-on Linux administrator comfortable working in diverse, complex enclaves
• Skilled at troubleshooting network, virtualization, and infrastructure issues
• Proactive in adopting new technologies and identifying system improvements
• Comfortable interacting with system-savvy developers, analysts, and mission partners
• Detail-oriented when maintaining documentation and compliance artifacts
• Able to work independently while supporting a small, fast-paced technical team

A Day in the Life Of::
• Designing, maintaining, and supporting O&M activities across an enclave consisting of servers, VMs, managed switches, NAS, VLANs, VPNs, and networked hardware and software components
• Administering network devices, configuring routing protocols, and troubleshooting multi-hop connectivity, latency, and throughput issues
• Maintaining secure infrastructure through firewalls, vulnerability remediation, data security, compliance, and backup and recovery processes
• Maintaining SSPs, STE/STN requirements, RMF documentation, Netseer, SEAR logging, patching, IAVMs, McAfee, and UAM
• Providing user-level support to developers and analysts and resolving issues across network, computing, and virtual environments

Must Have::
• Active TS/SCI clearance with polygraph.
• Bachelor’s degree plus 11 years of relevant experience or equivalent
• Strong Linux system administration background
• Experience with network administration, routing protocols, multi-hop troubleshooting, and firewalls
• Experience supporting secure infrastructure, vulnerability remediation, compliance, and backup/recovery
• Experience maintaining SSPs, STE/STN requirements, RMF artifacts, Netseer, SEAR logging, patching, IAVMs, McAfee, and UAM
• Experience with virtualization technologies and enclave documentation

Nice to Have::
• Familiarity with Docker, MongoDB, and Elasticsearch
• Experience with Ansible, GitLab, or RedHat Satellite
• Working knowledge of software-defined networks

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.