Leidos has a new and exciting opportunity for a
Senior Windows Systems Administrator SME in our
Intelligence Sector's, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At
Leidos, we offer
competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.
Join us and make a difference in National Security! Leidos is seeking a
Senior Windows Systems Administrator (SA) to serve as the primary Windows SA and
subject matter expert (SME) for our team. This role focuses on ownership of our Windows environment while supporting a mixed-OS infrastructure.
Responsibilities- Act as the lead and primary SME for all Windows Server systems.
- Manage, maintain, and troubleshoot Windows-based servers and services.
- Provide guidance and technical support to the team on Windows-related issues.
- Collaborate with team members to ensure stable and secure system operations.
- Perform basic administration and troubleshooting on Linux systems as needed.
Qualifications- Bachelor's degree in a technical discipline from an accredited college or university and Fifteen (15) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Five (5) years of additional SA experience may be substituted for a bachelor's degree.
- Strong experience administering Windows Server environments.
- Deep understanding of core Windows services and system management.
- Working knowledge of Linux systems.
- Solid troubleshooting and communication skills.
- Certifications: An Information Assurance Technical (IAT) level II baseline certification as defined by DoD 8570.01-M is required
- Security Clearance Requirement: Active TS/SCI with polygraph
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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:February 10, 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 $116,350.00 - $210,325.00
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.
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