Systems Network Administrator; SNA-

Description

Leidos has a new and exciting opportunity for a Systems Network Administrator in our National Security Sector's (NSS) 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!

The Systems Network Administrator provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. The successful candidate will manage the customer's Microsoft Identity Manager and MS SQL environment by performing the following:
Support virtual Windows servers in production and lab, support products and technologies such as:
Microsoft Identity Manager portal, sync engine, RDBMS, MS SQL Server Management Studio (SSMS), Visual Studio, tSQL, C#, understand interactions with Active Directory, MS Exchange, and other customer applications, maintain data integrity and data flow and perform troubleshooting, configuration changes, application patches, OS patches as needed.
Database experience is needed for this role.

• Provide support for implementation, troubleshooting and maintenance of IT systems.
• Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/software/devices, etc.
• Optimize system operations and resource utilization and perform system capacity analysis and planning.
• Provide in-depth experience in trouble‑shooting IT systems.
• Configure and manage Linux, UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, et al.
• Build, configure, monitor and maintain virtual environments.
• Provide detailed analysis and feedback to agency management and internal customers for escalated tickets.

• Ten (10) years' experience as a system administrator in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in technical discipline from an accredited college or university is required. Five (5) years of additional system administrator experience may be substituted for a bachelor's degree.
• Certification required
  : IAT Level II or higher, such as Microsoft certifications, Red Hat, Sun, VMWare, COMPTIA, etc.
• Security Clearance
  :
  Active TS/SCI with Polygraph required to be considered for this role.

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 $89,700.00 - $

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Original Posting:
November 17, 2025