System Administrator

System Administrator (TS/SCI) – Fort Meade, MD

Level up your career at Leidos, where you’ll tackle high‑impact national security challenges and support ACC’s ISR mission.

What You’ll Do

• Manage LAN/WAN and keep critical networks running smoothly
• Design and monitor systems across a complex enterprise
• Install/configure servers, software, and domain services
• Troubleshoot advanced issues with Network Admins
• Plan deployments for hardware, OS, and applications
• Manage accounts & access and enforce security controls
• Resolve interoperability and system performance issues
• Ensure system availability, integrity, and security
• Maintain configuration management, upgrades, and fixes
• Support leadership through technical input and special projects

Basic Requirements

• Must have a current TS/SCI security clearance and be able to pass a polygraph after being hired
• Bachelor’s + 8 years of related experience. Additional years of related experience or advanced certifications may be considered in lieu of a degree
• Strong System Administration background
• VMware, Windows Server, GPOs, DHCP/DNS/AD
• SAN storage experience
• Linux knowledge
• IT security fundamentals
• Must hold a Security+ or equivalent IAT Level II (or higher) certification.

Preferred Qualifications

• Cisco ISE, PowerShell, clustering
• WDS, advanced config management
• VCP, MCSA, VCAP, CCIE, CCNP

Join the Leidos All-Star Team as a Cyber Network Analyst

Are you ready to catapult your cyber career into the fast lane? At Leidos, you’ll dive into challenging technical work, collaborate with mission-driven experts, and gain the training and exposure you need to accelerate your growth—while safeguarding our nation’s most critical networks.

The Mission

As our next Cyber Network Analyst at Langley AFB, VA (363d Intelligence, Surveillance & Reconnaissance Wing), you’ll ensure the availability, integrity, and resilience of the Department of Defense Information Network (DODIN) and the Air Force Information Network (AFIN). You’ll be on the front lines of a relentless cyber battlefield—mapping complex dependencies, uncovering vulnerabilities, and delivering actionable insights that keep our warfighters one step ahead.

What You’ll Do

• Evaluate the Wing’s cyberspace posture and turn raw data into strategic investment decisions
• Identify resource gaps and quantify mission risk across multi-domain networks
• Map data flows, system relationships, and interdependencies across NIPR, SIPR, and JWICS enclaves
• Apply systems, business analysis, and Functional Missional Analysis for Cyber (FMA-C) methodologies
• Lead periodic compliance reviews, ensuring policies and procedures are airtight
• Engineer and analyze secure architectures: from R&D and security accreditation to integration, training, and sustainment
• Shape Unit tactics, techniques, and procedures that drive combat-ready operations
• Gather, analyze, and report on DODIN & AFIN health—fueling continuous improvement
• Perform advanced business, engineering, and security functions across C2E and GovCloud services
• Investigate past incidents, recommend fresh approaches, and refine reporting systems
• Design clear courses of action for leadership to evolve AF infrastructure and enable seamless data sharing
• Serve as the go-to expert on all things DODIN for customer leadership and staff

Basic Qualifications:

• Bachelor’s Degree and 8-10 years of related experience. Additional experience may be considered in lieu of a degree.
• Experience with Cyber-analysis or system-admin experience—at least some within the last two years
• Active TS/SCI clearance (polygraph a plus)
• Proven ability to operate on NIPR, SIPR, and JWICS domains within the IC
• Hands-on mastery of IP networking, VPNs, DNS, firewalls, IAM/authentication, and load balancing
• Track record presenting complex technical concepts to both DoD leadership and non-technical audiences
• Deep knowledge of DoD cyber policy, non-traditional IT networking, and DFARS requirements
• Experience managing formal taskings from senior leadership or higher headquarters
• Microsoft Office proficiency

Preferred Extras

• Security+, Network+, Server+
• AWS Security Engineering certification
• Air Force ISR operations experience
• Exceptional written and verbal communication skills

Why Leidos?

• World-class training and mentorship to sharpen your technical edge
• A collaborative “one-team” culture where your ideas drive real mission impact
• Clear career pathways—own your professional development with us
• Meaningful work that protects service members and national security

Expected Compensation:
While the position falls within a broader Leidos pay range, compensation is expected to align with program requirements and available funding.

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 15, 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 $92,300.00 - $166,850.00

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.