To our valued Leidos candidates:

Coronavirus is on everyone's mind with the effects being felt around the world. The markets are volatile, and we're all concerned for the health and safety of our families, friends, and colleagues. Please know that we're taking all necessary measures to safeguard our employees, customers and the communities in which we live, including following all recommended best practices around social distancing.

With that in mind, in an abundance of caution, we are canceling all face to face career events, such as job fairs and open house events. In the coming days and weeks, we will be hosting career events virtually, using our online chat tools so that we may continue our hiring practice safely and securely. You can find available virtual career events at

We are using telephone meetings and online chats via Brazen to conduct interviews and hiring discussions, and we are offering options for video interviews so that you can have a virtual face to face meeting with your potential new leader. We do not conduct interviews or extend offers via text or chat based social media, such as WhatsApp or MySpace.

Leidos will never ask you to provide payment-related information at any part of the employment application process, nor will Leidos ever advance money as part of the hiring process. And Leidos will communicate with you only through emails that are generated by automated system. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to Chris Scalia, Leidos’ Senior Vice President of Talent Acquisition, at [email protected].

As a company, as a country, as a world, we have confronted challenging moments before. We are confident that, guided by our values and the strength of our community as well as the commitment we have to the important work we do each day, we will find our way through this time together. We will do this with the care and concern for one another and the common good that defines. Please keep those impacted by the virus in your thoughts.

Close Window
Join our talent network
Skip to main content

Job #: R-00118832
Location: Chantilly, VA
Category: Systems Administration
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Remote Type: No Remote
Clearance: Top Secret/SCI
Referral Eligibility: Ineligible
Group: National Security

Share: mail twitter linkedin


Leidos is seeking a LAN/WAN Network Administrator at the Liberty Center location in Chantilly VA. Candidates must currently have a TS/SCI clearance and be willing and able to pass and maintain a polygraph clearance.

The Network Administrator provides technical analysis in data network planning, engineering, and design. This is an exciting opportunity to use your experience helping multiple mission contracts.  This position will be integral to the modernization of our interconnected WANs, to include the implementation of growing Customer requirements and the integration of acquired/merged assets. Day to day focus will be on the support of multiple programs and projects housed at the Chantilly location, and be responsible for the technical design, planning, implementation, and the highest level of performance of the systems. The position will serve as a technical expert in the area of system administration for complex operating systems, to include making recommendations for redesign and configuration of operating systems and system applications. Investigates and analyzes feasibility of system requirements and develops system specifications. Identify methods, solutions, and provides project leadership and management in order to provide a high level of service for internal and external customers.

Primary Responsibilities

-Collaborate with Information System Security Manager (ISSM) for system compliance as per Government standards.

-Perform patch and security configuration activities to ensure Windows & Linux endpoints are properly secured and up to date.

-Document status updates and communicate to necessary parties.

- Be able to maintain and configure local area networks (LAN) and Wide Area Networks (WAN). Configure and deploy Windows servers, Windows OS workstations, and client workstation software in a network domain environment. Maintain and configure IPSECVPN.

-Manage backup, disaster recovery, and maintain high/continuous availability

Basic Qualifications

- Bachelor’s degree and 8-12 years of IT experience. Additional relevant experience, training or certifications may be considered in lieu of degree.

- Experience with System Administration in a Windows desktop and Server operating system environment.

-Network design experience.

- Must be a US Citizen with an active Top Secret SCI clearance, with a willingness to pass and hold a polygraph clearance.

- Candidates must possess a DOD 8570 IAM Level 1 / IAT Level 2 certification

- Good communication, documentation, and presentation skills.

- Prior experience with patching and remediation of findings.

- Knowledgeable in Linux and/or Windows server management skills, with a desire to learn deeper Linux and Windows administration.

- Knowledgeable and experienced with Active Directory Server, DNS, and Exchange Servers

-Documented experience with Windows 10, Windows Server 2016, 2019

-Experience managing and maintaining workstation, server, and printer hardware

-Have solid customer service and interpersonal skills, and be able to work independently or as part of a team

- Experience with Enterprise patching solutions

-Experience with configuring, deploying, and patching VMWare

-Experience with storage solutions such as NetApp or EMC

Preferred Qualifications

-Information Assurance Engineer experience

-Experience with multiple Active Directory forests

-UNIX/Linux administration experience

-On-site Government IT support experience

Original Posting Date:


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 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.

Original Posting Date:


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.

About Leidos

Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health. The company's global workforce of 47,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $15.4 billion for the fiscal year ended December 29, 2023.  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 here.

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 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 [email protected].

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 Diversity

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.

Apply Now    Save Job Saved

Related Opportunities

Talent Community

Join our Talent Community to create a profile, enabling a streamlined application process and to help our recruiters better understand your areas of expertise and interest.

Join our Talent Community