Windows Systems Administrator

Description

Leidos is seeking a Windows Systems Administrator to join a small but highly impactful team. You will support systems with significant importance to our customer while enjoying flexibility in how the job is done and having the opportunity to expand the breadth of your technical skills. In this role you will support the maintenance of classified Windows systems on a standalone network across CONUS with planned expansion.

Responsibilities

• Configuration of workstations, servers and peripheral devices to include RAID configurations, BIOS configurations and Thin Client configurations.

• Configure and administer Windows Server Operating Systems including Group Policy Objects, Active Directory Users and Computers, DNS, Active Directory Sites and Services, WSUS, SQL, and IIS.

• Configure and administer Windows Desktop Operating Systems.

• Interact with staff for troubleshooting and system configuration requirements.

• Apply DISA Security Technical Implementation Guide (STIGs) for Windows Desktop and Server Operating Systems.

• Configure third-party software to function with existing systems in an offline environment.

• Maintain and configure backup solutions for the network.

• Assist the team with improving systems, procedures and documentation for long-term sustainment.

• Monitor the health and security of the network using various tools such as Nessus, Splunk, and SolarWinds.

Basic Qualifications

• Bachelor’s Degree in Information Technology related field with 4 years of experience; additional years of directly applicable experience may be acceptable in lieu of a degree.

• DoD 8140 IAT Level 2 Certification.

• Experience configuring and maintaining Microsoft Windows Server and Desktop products.

• Knowledge of NIST 800-53 controls, security polices and general vulnerabilities management.

• Ability to communicate detailed technical information effectively verbally and in writing in support of troubleshooting and new implementation efforts.

• Must possess a current/active DoD TS/SCI clearance in order to be considered.

Preferred Qualifications:

• Experience with or desire to learn:

• Virtualization utilizing VMWare products.

• Linux Operating Systems.

• Network device configuration (i.e. routers, switches, firewalls).

• Database configuration (i.e. SQL, MongoDB).

• Executing site surveys and deploying hardware to new locations.

• Experience communicating and interacting with third-party vendors to purchase software licenses and equipment.

• Experience developing and deploying Splunk or SolarWinds dashboards.

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:

April 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 $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline onlyand 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 Leidos

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 .

Pay and Benefits

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 .

Securing Your Data

Beware 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 View email address on click.appcast.io .

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-Discrimination

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.

REQNUMBER: R-00180068

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.