Must be a U.S. Citizen.
Must have an active DoD Top Secret clearance with the ability to obtain and maintain TS/SCI.
Experience with scripting in Bash and PowerShell.
Experience managing systems in both Linux and Windows environments.
Ability to communicate effectively, both verbally and in writing, in settings ranging from informal one-on-one discussions to small group environments.
Ability to work well within a team and independently with minimal supervision.
Ability to work within a dynamic environment, manage multiple priorities, and handle multiple tasks simultaneously.
Strong desire to grow and learn new technologies.
Strong interpersonal and communication skills.
Preferred Qualifications
Relevant certifications related to systems administration work (e.g., CompTIA Security+, Network+, Server+, CCNA, RHCSA).
Familiarity with Agile methodologies, preferably Scrum or Kanban.
Familiarity with DHCP, DNS, Certificate Authority, PXE, Active Directory, Linux Identity Management (RHEL IdM, FreeIPA), and other related tools.
Experience working with virtualization technologies (Proxmox preferred).
Experience with security scanning, monitoring, and patching in Windows and Linux environments.
Experience with live, virtual, and constructive environments to understand complex systems and troubleshooting.
Familiarity with DoD systems and environments (STIG, FIPS, CUI processing, etc.).
Familiarity with containerization technologies such as Docker or Podman.
Experience with Kubernetes.
Experience standing up and maintaining systems in limited or offline environments.
Strong understanding of networking and how to build and configure a complex lab network.
Prior experience working with the DoD.
Your opportunity to make an impact starts here.
Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
NKE
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting
October 28, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range
Pay Range $59,150.00 - $106,925.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
