Description Senior System Administrator Team LeadAlexandria, VASecret or higher clearance requiredThe Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a
Senior System Administrator Team Lead. Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The
Senior System Administrator Team Lead will work within a team engineers, developers and system administrators adding new capabilities to our enclaves, as well as ensuring the existing systems are secure and performing as intended.
This position is required to work on-site in our Alexandria, VA office. Primary Responsibilities:- Manage tasks and sub-task assignments to team members
- Lead bi-weekly team meetings
- Track status of team members tasking
- Provide technical reviews of team member's work
- Provide technical leadership for migrating on premise infrastructure to hybrid cloud solution.
- Participate and contribute to design discussions related to improving the capabilities, performance and security posture of new and existing services
- Provide support for troubleshooting from OS to application level issues
- Provide support for installing and maintaining Linux servers
- Manage networking equipment including switches, routers and firewalls
- Manage configuration and maintenance of core enclave infrastructure services including DCHP, DNS, e-mail, Apache Web Servers, Tomcat application servers, Atlassian applications, MariaDB database servers.
- Configure and monitor security tools required for DoD networks.
Basic Qualifications:- US Citizen with at least an active Secret clearance or higher.
- Bachelor's degree with 12+ years of experience or a Master's degree with 10+ years of experience. Additional experience may be considered in lieu of a degree.
- 10+ years of relevant experience doing system administration on Linux servers, networking equipment and security monitoring equipment.
- 6+ years of experience maintaining a DoD organization's mission-critical IT systems and managing the team that supports them
- 3+ years of leading a team of 5+ engineers/administrators
- Experience overseeing the deployment and maintenance of physical servers
- Experience employing security best practices, including patch management, access controls and compliance audits
- DoD 8570 IAT level I compliant
Preferred Qualifications:- 12+ years of experience providing System Administration to DoD IT systems
- A proven track record of taking high level objectives and successfully breaking them down to individual deliverables that meet/exceed customer needs.
- DoD 8570 IAT level III compliant
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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:November 6, 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 $131,300.00 - $237,350.00
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.
About LeidosLeidos 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 www.Leidos.com.
Pay and BenefitsPay 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 www.leidos.com/careers/pay-benefits.
Securing Your DataBeware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.
Commitment to Non-DiscriminationAll 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.
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