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Senior Network EngineerLeidos • Annandale, Virginia, United States
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Senior Network Engineer

Leidos
  • US
    Annandale, Virginia, United States
  • US
    Annandale, Virginia, United States
Apply Now

About

Description The Leidos Digital Modernization Sector currently has an opening for a Senior Systems Engineer to work in a high-profile datacenter in Suitland, Maryland. The Senior Systems Engineer will provide technical leadership and support in the areas of IT planning, solution specification/design, implementation and target architecture development for the AFNCR Consolidated Communication Center (CCC). The Engineer will support the 844th Communications Group at Joint Base Andrews (JBA). This role includes supporting the Air Force District of Washington (AFDW) and Headquarters Air Force (HAF) customers on both NIPRNet and SIPRNet domains for the development of the CCC building.
Primary Responsibilities: Develop detailed network designs and architectures that align with Department of Defense (DoD) standards.
Install, configure, and troubleshoot network appliances (routers, switches, and firewalls).
Collaborate with procurement teams to identify and source network hardware and software that meet project specifications.
Conduct thorough testing of network systems to ensure functionality, performance, and security compliance.
Troubleshoot and resolve issues that arise during installation and testing phases.
Maintain accurate documentation of network configurations, installations, and changes.
Develop and update network diagrams and other relevant technical documents.
Work closely with engineers, project managers, and stakeholders to ensure successful project delivery.
Provide technical support and guidance to team members and end-users.
Stay updated on DoD policies and best practices related to network security and design.
Implement security measures to protect network infrastructure and data.
Document and enforce network hardware standards and configuration.
Manage and maintain IP addressing schema.
Provide transparent and regular status updates in requested format.
Basic Qualifications: Bachelor's degree with 8+ years of experience or Master's degree with 6+ years of experience, additional experience may be considered in lieu of a degree.
Active DoD Secret clearance.
Expert knowledge of networking protocols, routing, and switching technologies (e.g., TCP/IP, BGP, OSPF, VLANs).
Expert knowledge of enterprise network design principles and networking technologies, including firewalls, VPNs, and intrusion detection systems.
Strong knowledge of three-layer spine/leaf architecture.
Strong knowledge of protocols, security standards, and design principles for OSI Layers 1-4.
Experience with installation and configuration of physical networking equipment and Local Area Networks (LANs).
Experience with the design and deployment of Wide Area Networks (WANs) using Virtual Private Networking (VPN) technologies.
Experience in interpreting and contextualizing network management and troubleshooting tools and technologies, such as ICMP, SNMPv3, and Syslog.
Excellent problem-solving and analytical skills.
Ability to build and maintain relationships, partnerships and external networks.
Ability to work independently, and work effectively in a collaborative team environment while keeping the team informed.
Excellent customer facing skills.
Excellent researching, decision-making and organizational skills are required.
Excellent written and verbal communication skills.
Proven analytical, evaluative, and problem-solving abilities.
Knowledge of Microsoft Office Suite including Microsoft Visio.
Maintain confidentiality and adhere to data protection and other guidelines where appropriate.
Required Certifications: Advanced networking certifications such as (e.g., CCNP, CCIE, CompTIA Network+).
Desired Skills and Certs: Experience with Nutanix.
Experience with cloud networking and virtualization technologies.
Familiarity with network monitoring and management tools.
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 22, 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 $107,900.00 - $195,050.00 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 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, visitwww.Leidos.com.
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 atwww.leidos.com/careers/pay-benefits.
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, Leidoswill 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 orany 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 atLeidosCareersFraud@leidos.com. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to theU.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.
  • Annandale, Virginia, United States

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  • English
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