Network Engineer

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Description

Leidos is seeking a Network Engineer to support the Defense Enclave Services (DES) program Ft. Meade, MD. This position will focus on Lifecycle Replacement (LCR) activities for enterprise network infrastructure, including end-of-service (EOS) and end-of-life (EOL) technology refresh initiives across the enterprise environment.

The selected candide will provide technical expertise for planning, staging, configurion, testing, implemention, and migrion of enterprise network devices while ensuring compliance with DISA and DoD standards. This role is engineering-focused and is not responsible for incident management or operional Tier III escalion support.

Clearance Requirement

• Must hold an active Secret security clearance prior to start.

• Must be able to obtain and maintain a Top Secret clearance.

• US Citizenship required.

Primary Responsibilities

• Perform lifecycle replacement and technology refresh activities for enterprise network infrastructure.

• Engineer, configure, test, and implement routers, switches, and associed network devices in accordance with approved engineering standards and security requirements.

• Develop and execute Engineering Implemention Plans (EIPs), migrion plans, validion procedures, and rollback procedures.

• Support network modernizion and hardware refresh initiives across enterprise environments.

• Coordine and execute maintenance windows, circuit migrions, and cutover activities with internal teams and customer stakeholders.

• Valide network device configurions for compliance with DISA STIGs and organizional security requirements.

• Perform configurion management, software upgrades, and hardware replacement activities.

• Analyze network designs and recommend improvements reled to reliability, scalability, and maintainability.

• Cree and maintain technical documention, implemention procedures, diagrams, and as-built documention.

• Collabore with architecture, cybersecurity, and operions teams to ensure successful transition and deployment activities.

• Support testing and validion of network connectivity, routing, switching, and security functionality during implemention activities.

• Participe in continuous process improvement initiives and standardizion efforts.

• Provide technical guidance and mentorship to junior engineers and implemention personnel.

• Support occasional after-hours maintenance activities and scheduled implemention windows.

Basic Qualificions

• Bachelor’s degree and 8+ years of reled experience; additional years of experience may be considered in lieu of degree.

• DoD 8570 IAT Level II certificion required prior to start (Security+ CE or equivalent).

• Advanced knowledge of enterprise routing and switching technologies.

• Experience implementing and supporting large-scale enterprise network infrastructure.

• Hands-on experience with routing protocols including BGP and OSPF.

• Experience with switching technologies including VLANs, STP, and Layer 2/Layer 3 network design.

• Strong understanding of IP networking, subnetting, and network troubleshooting methodologies.

• Experience performing network hardware refreshes, circuit migrions, and infrastructure modernizion activities.

• Experience developing implemention plans, migrion procedures, and technical documention.

• Familiarity with DISA STIG compliance requirements and secure network configurion practices.

• Ability to coordine and execute maintenance activities in a mission-focused enterprise environment.

• Ability to travel up to 25%, including potential OCONUS travel.

• Willingness to support scheduled after-hours maintenance windows as required.

Preferred Qualificions

• Previous experience supporting DISA or DoD enterprise network environments.

• Experience with Cisco, Juniper, Aruba, or Palo Alto network technologies.

• Relevant vendor certificions such as CCNP, JNCIP, Aruba ACP, or equivalent.

• Experience with automion, scripting, or infrastructure-as-code concepts.

• Familiarity with ITIL processes and change management practices.

• Experience supporting large-scale network migrion or modernizion efforts.

• Active CISSP, CCNP, or equivalent advanced certificion.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the stus 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 step 30 — and moving faster than anyone else dares.

Original Posting:

Pay Range:

The Leidos pay range for this job level is a general guideline only and not a guarantee of compension or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, educion, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market da, 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 innovions. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximely $16.7 billion for the fiscal year ended January 3, 2025. For more informion, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. Th's why we craft compension packages th reflect the importance of the work we do for our customers. Employment benefits include competitive compension, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available www.leidos.com/careers/pay-benefits.

Securing Your Da

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-reled informion during any part of the employment applicion 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 communice with you through emails th are genered by the Leidos.com automed system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhsApp, Telegram, etc. If you received an email purporting to be from Leidos th asks for payment-reled informion or any other personal informion (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediely by emailing us 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-Discriminion

All qualified applicants will receive considerion for employment without regard to sex, race, ethnicity, age, nional origin, citizenship, religion, physical or mental disability, medical condition, genetic informion, pregnancy, family structure, marital stus, ancestry, domestic partner stus, sexual oriention, gender identity or expression, veteran or military stus, 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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