Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Network Engineer

Full-time

Marathon TS

Marathon TS is looking for a Network Engineer to support a Client. The Network Engineer serves as a multi discipline IT professional with a primary focus on network administration and multi-platform environments. The ideal candidate will design, implement, and support secure, resilient network infrastructures across on premises, virtualized, and cloud deployments.

Responsibilities :

  • Design network pathways that can sustain operational network data spikes.
  • Implement quality of service policies and bandwidth throttling to ensure uploads do not interfere with mission-critical applications.
  • Design Local Area Networks (LAN) and Wide Area Networks (WAN) architecture to support high-speed data transmissions.
  • Maintain end-to-end encryption for data in transit.
  • Manage firewalls, zero-trust network access, and Virtual Local Area Networks (VLANS) segmentation to ensure Body Worn Camera traffic is isolated to prevent unauthorized access or malware spread.
  • Configure and maintain network switches.
  • Design and manage high-density Wi-Fi networks to ensure secure connections.
  • Manage and secure dedicated circuits and internet gateways routing traffic.
  • Utilize network monitoring to track bandwidth utilization, port status, and overall network health.
  • Collaborate with vendors and ISPs to troubleshoot complex routing issues, plan for system upgrades, and integrate new hardware.

Required Skills/Experience :

  • Juniper Networks Certified Internet Specialist or equivalent professional networking certification; Juniper Networks Certified Internet Professional preferred.
  • 5+ years of hands-on experience with routers, switches, and firewalls in on premises, virtualized, and cloud network environments.
  • Experience supporting and securing edge/IoT network devices and enterprise networks.
  • Experience with datacenter cross connects and interconnects (e.g., carrier meets, cloud on ramps, and data center peering).
  • Clearance: US Citizen with a Top Secret, Secret, or current DHS EOD preferred. Clearable candidate required.

Preferred Skills/Experience :

  • Experience with Mist and/or Meraki networking solutions.
  • Experience with cellular private networks.
  • Experience designing or supporting Azure cloud networking solutions.
  • Experience with hyperconverged networking.
  • Experience with Azure Local deployments.
  • Storage administration experience, including tape-based storage.
  • Experience with identity management (e.g., directory services, authentication/authorization integration).
  • Experience participating in or supporting incident response activities.
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Network Engineer in Arlington, VA vacancy
  •  ...Core, Finance, Industry and Enterprise, Song, Supply Chain and Engineering, and Talent, with advanced capabilities in AI and Data,...  ...FY26 revenue. Visit us at accenture.com.You Are:A successful Network Engineer Architect combines deep technical expertise with strong... 
    Suggested
    Work experience placement
    Live in
    Work at office
    Local area
    Remote work

    Accenture

    Arlington, VA
    3 days ago
  •  ...PM-6AM. No WFH. Candidate will need to use their own device to connect via Citrix.Lead Engineer • Immediate requirement for support and addressing growth of the global Wi-Fi network, including all updates, security vulnerabilities, SSID adjustments • Support of Cisco ISE... 
    Suggested
    Contract work
    Immediate start
    Work from home
    Night shift

    Cedent Consulting

    Washington DC
    3 days ago
  • Network Engineer - Network Engineer IVJob#: 3056344Job Description:Job Description: Job Description:• Should have a minimum of 5-8 years industry experience.• Excellent network experience with the rollout of large DWDM networks and Optical network technologies, and experience... 
    Suggested
    For contractors

    Apex Systems

    Arlington, VA
    2 days ago
  • $161.9k - $199.26k

    GovCIO is currently hiring for a SME Network Engineer with an active Secret clearance to provide classified and unclassified Tier 3 senior-level support for the design, implementation, and deployment of network-specific technologies across a government Enterprise environment... 
    Suggested
    Currently hiring
    Worldwide

    Govcio

    Arlington, VA
    4 days ago
  • $77.6k - $176k

    Network EngineerThe Opportunity:A well-designed network is critical to move data and enable DoD to achieve their missions, but how can...  ...careful planning. That’s why we need you, an experienced network engineer who knows how to develop the exact network Navy needs. As a... 
    Suggested
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    Washington DC
    3 days ago
  • $139.1k - $251.45k

    Leidos has a new and exciting opportunity for a Network Engineer SMEin our Intel Sector's (IS) Solutions Analysis Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods... 
    Full time
    Immediate start
    Flexible hours

    Leidos

    McLean, VA
    1 day ago
  •  ...within last 5 yearsThis position supports an Intelligence Community (IC) program at Fort Meade, MD, performing senior-level network engineering services from design through implementation, maintenance, and upgrade of existing networks. The Network Engineer will serve as... 
    Temporary work

    Kroll

    Washington DC
    5 days ago
  • $125.12k - $187.68k

     ...secure, and innovative power and technology solutions through engineering expertise and smart systems integration.Why Join Us?Our people...  ..., engineering, and cybersecurity industries. We are seeking a Network Engineer 4 to join our Security and Electronic Systems (SES) business... 
    Work at office
    Local area
    Flexible hours

    M.C. Dean

    Washington DC
    5 days ago
  • $77.6k - $176k

    Network EngineerThe Opportunity:As a Network Engineer, you will be expected to configure and operate Cisco platforms such as ASA or Firepower, Nexus switches, and IOS‑based routers. You may also have responsibility in supporting routing protocols and tunneling technologies... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    5 days ago
  • $103.8k - $218.1k

    Job Title: Network EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: DOJ MBIEmployee...  ...* * *The Opportunity:CACI is seeking an experienced Network Engineer to provide on-site technical support for the Civil Rights Division... 
    Contract work
    Work experience placement
    Local area
    Immediate start
    Flexible hours

    CACI International

    Washington DC
    1 day ago
  •  ...secure, and innovative power and technology solutions through engineering expertise and smart systems integration.Why Join Us?Our people...  ..., engineering, and cybersecurity industries. We are seeking a Network Engineer 3 to join our Security and Electronic Systems (SES) business... 
    Local area
    Flexible hours

    M.C. Dean

    Washington DC
    5 days ago
  •  ...positioning us as one of a handful of elite companies to receive the highest form of third-party validation. is searching for a Senior Network Engineer to support our customer’s network architecture which is a part of a large telecommunications and networking infrastructure in... 
    Full time
    Contract work
    Local area

    ValidaTek

    Arlington, VA
    2 days ago
  • $86k - $138k

    ResponsibilitiesPeraton is looking for a Network Engineer to work on site in Washington DC for our Department of Labor contract. This position will be responsible for providing support and maintaining enterprise-wide and local network infrastructure support along with... 
    Contract work
    Local area
    Shift work

    Peraton Corporation

    Washington DC
    4 days ago
  • $188k

    DescriptionPosition: Network Engineer - Level IILocation: Rosslyn, VAClearance: SecretThe Network Engineer Level II is a mid-level IT professional responsible for designing, implementing, and maintaining network systems to ensure reliable and secure connectivity across... 

    ActioNet

    Rosslyn, VA
    5 days ago
  •  ...Core, Finance, Industry and Enterprise, Song, Supply Chain and Engineering, and Talent, with advanced capabilities in AI and Data,...  ...billion in FY26 revenue. Visit us at accenture.com.You Are:We seek network professionals who have successfully led and delivered modern network... 
    Work experience placement
    Live in
    Work at office
    Local area

    Accenture

    Arlington, VA
    2 days ago
  • $150k - $220k

     ...culture of our company differentiate us from other companies. Position Location: McLean, VAPosition: Network EngineerPosition Description:We are seeking a Network Engineer responsible for configuration, implementation, maintenance, and troubleshooting of a critical... 
    Worldwide

    Altamira Technologies Corporation

    McLean, VA
    5 days ago
  • $99k - $225k

    Network EngineerThe Opportunity:As a Lead Network Engineer on our team, you’ll lead network integration, system testing, troubleshooting, engineering reviews, and documentation for cross-functional teams. You’ll serve as the local primary technical resource for network... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    3 days ago
  •  ...health, transportation, and citizen services. We’re a nonprofit engineering, applied research, and advanced technology organization...  ...future.Department Summary:The L616 - Enterprise and Tactical Networking Department within MITRE Technology and Engineering specializes... 
    Work experience placement
    Internship
    Local area
    Immediate start

    Mitre

    McLean, VA
    2 days ago
  •  ...handful of elite companies to receive the highest form of third-party validation. Summary:We are seeking a highly skilled Senior Network Engineer to join our team. The ideal candidate will have extensive experience in implementing and maintaining complex network... 
    Full time
    Contract work
    Remote work

    ValidaTek

    Arlington, VA
    2 days ago
  •  ...handful of elite companies to receive the highest form of third-party validation. is searching for a Rapid Response Team Sr. Network Engineer who will act as the Subject Matter Expert for the configuration, security, and troubleshooting of the network framework that supports... 
    Full time
    Contract work
    Local area

    ValidaTek

    Arlington, VA
    2 days ago
  • $87.5 - $125 per hour

    Senior Network Engineer with active TS/SCI Clearance with CI Polygraph needed for a Long Term Contract opportunity with SOC's direct client for an onsite role based McLean, VA. **Due to federal requirements, candidates must hold an Active TS/SCI Clearance with CI Polygraph... 
    Long term contract

    SOC Support Services

    McLean, VA
    1 day ago
  • $145.46k - $193.94k

     ...Lumen is the trusted network for the AI‑powered world, connecting people, data, and applications through our expansive fiber network...  ...connectivity, join us today. The Role The Lead IT Systems Engineer is a Network Engineer responsible for analysis, design, installation... 
    Full time
    Temporary work

    Lumen

    Washington DC
    2 days ago
  • $120.9k - $184.5k

    Job Type: RegularClassified IT Network Engineer The Classified IT Network Engineer works as an integral part of the Security & Classified Operations team to engineer networks and infrastructure services in the RAND classified environments, including SIPRNET, TS/SCI/SAP... 
    Full time
    Work experience placement
    Monday to Friday

    RAND Corporation

    Washington DC
    2 days ago
  •  ...Description On-site in Fort Lewis, WA Our client seeks a Field Tactical Network Engineer to serve as a subject matter expert for Program Manager C2 Transport supporting PdM Network Modernization for At-the-Halt, On-the-Move, and SATCOM networks. The engineer will... 
    Contract work
    Night shift

    Eliassen Group

    Washington DC
    2 days ago
  •  ...We are seeking a NOC / Network Dependency Engineer. The successful candidate will monitor, troubleshoot, and maintain the availability of a client network environment, and will build and maintain an accurate map of how applications, circuits, devices, and cloud services... 
    Permanent employment
    Full time
    Contract work
    Work at office
    Night shift

    eSense Incorporated

    Washington DC
    2 days ago
  • $60 - $75 per hour

     ...Akkodis is seeking an IPv6 Network Engineer for a W2 6-month contract position with the possibility of extension in Herndon, VA (Washington DC-Baltimore Area) . This position requires on-site attendance five days per week . Pay Range: $60.00 to $75.00 per... 
    Hourly pay
    Full time
    Contract work
    Temporary work
    Local area

    Akkodis

    Washington DC
    4 days ago
  • $139k

    Agency: House of RepresentativesDepartment: Legislative BranchSalary: Starting at $138,998 Per year (HS 11-12)Dates: Open 10/23/2026 to 11/06/2026Schedule: Full-timeWork type: PermanentRelocation: FalsePosition ID: req5654Document ID: 890086900Grade: HS 11-12Job category...

    United States Government

    Washington DC
    1 day ago
  • $140k - $220k

    Systems Engineer (Network Engineering & Architecture Focus)We are seeking an experienced Systems Engineer with a strong background in network engineering and network architecture to support a complex, multi‑enclave, mission‑critical environment. This role blends traditional... 
    Contract work

    Modern Technology Solutions

    Washington DC
    2 days ago
  • $180k - $230k

    As a Senior Network/Systems Engineer with MTSI you will design and define system architecture for new or existing systems, particularly for data transfers, cross domain solutions, and workload integrations. Network Duties:Design and define system architecture for new or... 
    Contract work
    For subcontractor

    Modern Technology Solutions

    Washington DC
    4 days ago
  •  ...Secunetics provides network infrastructure intelligence services to government agencies and commercial clients. We work with our clients...  ...challenging set of projects. We are looking for  Network Engineers to interface with our team and our clients to help assess the... 
    Local area

    Secunetics

    Washington DC
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Network Engineer. Be the first to apply!