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.

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Job #: R-00012025-OTHLOC-PL-2D0855
Location: Fairfax, VA
Schedule (FT/PT): Full Time

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Job Requisition:

Network Engineer

Job Description:

    • The Defense Group at Leidos has an opportunity for a Network Engineer to work at Fort Belvoir VA.


    The engineer has the responsibility to design and build out technological solutions to support DTRA’s in house application availability and external reachability requirement.  The Engineer will work directly with customers to determine requirements for site-to-site redundancy and build out solutions to account for these needs, including failover automation, notification, adequate sizing of real server pools, etc. 


    • Experience working with managing Distributed Common DTRA Systems
    • Experience working on airborne network and computing environments/systems
    • Data and application backups, Information Systems disaster recovery efforts, and Information Systems vulnerability scanning and mitigation.
    • Technical documentation (Standard Operating Procedures).
    • Provide hardware and software installation, configuration, and testing.
    • Research and update client management team on technologies and strategies to achieve the highest level of network efficiency.
    • Aid engineering staff with Hardware, software, and project specific system support.
    • Provide input, response, and completion when applicable to Information Systems data-call audits.
    • Provide updates and input on any agency overall to Information Systems efforts.
    • Implement DoD mandated security configurations
    • Palo Alto next generation firewall experience
    • Active Directory authentication experience, to assist in development and troubleshooting the APM based portal
    • L2/L3 network engineering expertise, specifically using Cisco products
    • Exceptional Scripting skills (shell, iRule/TCL, LUA, python)
    • Able to perform tasks within strict timelines with little or no oversight
    • Experience with Cloud providers/technologies
    • Installing and maintaining security patches on  servers
    • Create, maintain, and implement detailed documentation for standard systems operating procedures to be used across the enterprise
    • Analyze available hardware and software from outside vendors and make recommendation for purchase and installation of cost effective solutions
    • Review work performed by lower level technical staff
    • Work closely with client Property Accountability Officer for logistics management and input as well as the DoD Information System Security Officer.
    • Attend onsite/offsite meetings to include teleconferences (travel may be required)
    • Support Information System Security Manager as the Information Security Officer, maintain stand-alone, classified, information system administration


    • Requires BS degree and 8 – 12 years of prior relevant experience or Masters with 6 – 10 years of prior relevant experience. May possess a Doctorate in technical domain.
    • Advanced level understanding of Load Balancing using the F5 BigIP suite of toolsets, Specifically the APM, LTM, and GTM modules
    • Experience developing infrastructure to support highly available web applications
    • Advanced level understanding of Network Engineering and security considerations as they apply to load balancing and constrained delegation functionality
    • Experience developing or using community created iRules to support functionality not native to the existing modules
    • Experience working with the F5 virtual appliance, vs. a physical deployment
    • Professional level certification from CISCO, Juniper, or F5
    • Excellent communication skills, written and verbal, to be able to effectively document solutions and obtain requirements from customers
    • Experience with System (hardware) and application (software) installation and configuration.
    • Application of security settings and other commercial best practices such as DISA STIGS.
    •  Experience with configuration, troubleshooting and maintaining VMWare environments.
    • Currently possess an active Secret security clearance and the ability to acquire a Top Secret security clearance is required for this position.
    • Currently possess DoD 8750 certification at least IAT level II, e.g. Security+ CE.


    • Microsoft Server experience (2012 & 2016)
    • Network Monitoring tools (Manage Engine, Software Center Configuration Manager
    • Candidates with a thorough knowledge of networking principles to included TCP/IP a plus
    • Experience with a ticketing system such as BMC Remedy

    Experience working with virtual environments

External Referral Bonus:


Potential for Telework:


Clearance Level Required:




Scheduled Weekly Hours:




Requisition Category:


Job Family:

Network Administration and Ops




Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. 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

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. 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 [email protected].

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.

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