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Job #: R-00102109
Location: Reston, VA
Category: Network Administration and Ops
Schedule (FT/PT): Full Time
Travel Required: Yes, 25% of the time
Shift: Day
Clearance: Secret
Referral Eligibility: Eligible
Referral Bonus Amount: $3,000
Group: Defense

This job posting is no longer active.

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Job Description:

The Defense Group at Leidos currently has an opening for an experienced and motivated Network Engineer to work in our Reston, VA office in a hybrid model.  This is an exciting opportunity to use your network engineering experience, along with your keen interest, talent, and passion in support of the development of innovative multi-domain operations (Air, Space, Land, Sea, Cyberspace) solutions for the DoD. In this mission we will design and implement models, configurations and integrations of wired, wireless, satellite and terrestrial tactical communication networks that include cloud and edge technologies based on the understanding of the current standards and protocols in use today. You will engage in supporting the architecture and requirements definition, and will be involved in the design, development, testing, validation and verification of the network communication models based on digital systems engineering model specifications.  Your network solutions will address requirements of operation in DDIL environments in support of network communications resiliency.

In addition to networking expertise, a successful candidate will demonstrate success in developing simulation technical solutions at the infrastructure, entity, and unit levels.  It is considered essential that a candidate demonstrate the ability to begin with top level requirements and collaborate to achieve success in defining, designing, implementing, and testing the solution needed.  This is a hands-on development position, and the candidate should expect to be involved with all aspects of simulation development in an Agile environment.   Demonstrated success in simulation theories, implementation and distributed network operation is required.

Primary Responsibilities

  • Contribute to the definition of network design, configuration, integration, and administration of model and simulation network patterns for multi-level security (MLS) network classifications (SIPRNet, NIPRNet, JWICS, etc.)

  • Support the digital systems engineering effort of architecture, analysis, design, modeling and simulation with network integration requirements

  • Develop network engineering designs, and implement network configuration specifications that enable modeling and simulation use cases

  • Bring network engineering subject matter expertise into the agile development team effort, define network engineering Stories to be developed within Sprints, which align to agile development Epics

  • Work hands-on with DevSecOps engineering to define, develop and test secure network DevSecOps pipelines/workflows and playbooks that enable the configuration and deployment of network changes in an automated fashion to network nodes in the cloud and on the edge

Basic Qualifications

  • Bachelor's Degree in a STEM-related field, and 8 years of prior relevant experience in network engineering or Master's with 6+ years of prior relevant experience

  • Active Secret Clearance with ability to obtain and maintain Top Secret clearance

  • Hands on network engineering architecture, design, development / configuration, deployment, support and administration experience of military systems

  • Expertise in computer networks and protocols (i.e., LAN, WAN, MPLS, VoIP)

  • Familiarity and understanding of tactical communications networks and protocols (Link -16, VMF, USMTF, JREAP etc.)

Preferred Qualifications

  • Active Top Secret DoD clearance

  • Experience with LAN, WAN, MPLS, and VRF Solutions; SD WAN / WAN Acceleration/Optimization; WiFi, WiMax, wireless 4G/5G network communications and protocols Solution

  • Experience with Network Access Controls (NAC) / 802.1X authentication.

  • Experience with DNS/DHCP, IPAM, load balancers (F5), and Authentication Systems, SSL VPN.

  • Experience in researching and defining Analysis of Alternatives (AoA) for new technologies

  • Experience with VoIP, Chat, Multicast implementation and support.

  • Knowledge of IPv4 and IPv6 addressing and routing protocols

Pay Range:

Pay Range $84,500.00 - $130,000.00 - $175,500.00

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 Leidos

Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health. The company's 47,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $14.4 billion for the fiscal year ended December 30, 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.

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