Senior Network Engineer
$90k - $106kFull-time
JCS Solutions LLC
Grow, innovate, and generate progress: Harness your expertise to solve challenges and celebrate success! JCS Solutions LLC is seeking an experienced and motivated Senior Network Engineer to support the Defense Threat Reduction Agency (DTRA) on the Integrated Information Technology Support Services (I3TS) contract. This contract is a critical initiative to modernize and operate DTRA's enterprise IT systems. The successful candidate will play a key role in enhancing IT efficiency, security, and mission effectiveness by designing, implementing, and maintaining a resilient and secure network infrastructure. This role will be instrumental in supporting the agency's mission to counter and prevent emerging global threats. What you will do:
Our employees embody our core values, and we are looking for others who do too!
- Design, deploy, and maintain robust network infrastructure to support enterprise systems and data pipelines.
- Configure and optimize network hardware including routers, switches, firewalls, load balancers, and VPN solutions to ensure secure and reliable connectivity.
- Manage and support Unified Communications, including Cisco Call Manager (CUCM), to ensure seamless voice and video collaboration.
- Lead complex network engineering projects, including system upgrades, migrations, and new deployments.
- Implement and manage network access control (NAC) using Cisco Identity Services Engine (ISE), including device profiling, posture assessment, and policy enforcement to support a Zero Trust architecture
- Monitor network performance, troubleshoot latency and bandwidth issues, and implement changes to improve stability and throughput.
- Implement and manage routing protocols such as BGP and OSPF.
- Configure, and maintain TACLANE high-assurance cryptographic encryptors, including the implementation of Agile VLAN for Layer 2 security.
- Troubleshoot and support portable, deployable "fly-away kits" for remote and tactical communications needs.
- Create and maintain comprehensive documentation, including detailed network diagrams, system engineering plans, and technical standards.
- Ensure the network design complies with all security policies, supports scalability, and aligns with operational and mission requirements, including the implementation of Zero Trust principles.
- Collaborate with government partners, engineers, and other stakeholders to translate operational and strategic requirements into scalable, production-ready solutions.
- Mentor and guide junior network engineers, providing technical oversight and sharing knowledge.
- Security Clearance: Active Top Secret with SCI eligibility.
- Bachelor’s degree in computer science, Electrical/Network Engineering, Information Systems, or a related technical discipline with 8-12 years of relevant experience, OR a master’s degree with 6-10 years of relevant experience.
- Current DoD 8570/8140 baseline certification (Security+ and CCNA).
- Proven experience in engineering and sustaining enterprise network infrastructure in DoD or other federal environments.
- Hands-on experience with routing and switching protocols (BGP, OSPF), network security (NGFW, IDS/IPS), and load balancing.
- Experience with configuring routers, switches, firewalls, load balancers, and VPN solutions from vendors like Cisco, and Palo Alto.
- Advanced networking certifications such as Cisco CCNP or CCIE.
- Experience with high-assurance cryptographic devices, specifically TACLANE (KG-175).
- Experience with Cisco Unified Communications Manager (CUCM).
- Experience with network automation and Infrastructure as Code (IaC) tools like Ansible .
- Familiarity with Zero Trust network segmentation and micro-segmentation.
- Experience supporting large-scale enterprise data, analytics, or platform services in secure environments.
- Experience with Remedy or ServiceNow ticketing systems.
- Familiarity with TACLANE management (e.g. GemOne, CHIMERA, VINE)
- Experience with Cisco Nexus switching platforms and expertise in software-defined networking (SDN) solutions, particularly Cisco ACI, for data center automation and micro-segmentation.
Our employees embody our core values, and we are looking for others who do too!
- Customer Experience: Strive for excellence and delight our clients
- Innovation: Embrace creative thinking to enable continual growth and powerful solutions
- Accountability: Take ownership of and pride in our actions and service delivery
- Inspire: Be inspired to be your best self and have fun in the process
- Integrity: Do the right thing, the right way, every time!
- Stewardship: The careful and responsible management of something entrusted to our care.
Vacancy posted 20 days ago
Similar jobs that could be interesting for youBased on the Senior Network Engineer in Arlington, VA vacancy
- ...Job SummaryWe are seeking a Tier 3 Network Lead responsible for managing and optimizing enterprise network infrastructure, including wired and wireless systems, ensuring high availability, performance, and security. Key Responsibilities Manage enterprise routing, switching...Senior
- ...Senior Network Engineer – Washington DC Everforth ECS Federal is seeking a Senior Network Engineer to support a mission-focused federal IT program in Washington DC. This position is contingent upon contract award. Responsibilities The Senior Network Engineer will provide...SeniorContract workLocal area
- ...Must be located in the Washington, D.C. area, with the ability to work on-site as needed. Role Overview We are seeking a Senior Network Engineer to support the USDA SCINet high-performance computing network. You will ensure network reliability and security across multiple...Senior
- ...in a collaborative, congenial environment. Competitive Range Solutions requires the expertise of a talented and experienced Senior Network Engineer to assist in the direction and management of the program’s executive support group. The candidate must reference their...SeniorFor contractors
- ...About the Role Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a Senior Network Engineer to support the Department of Justice (DOJ) National Classified Services program. In this high-impact role, you will be the...SeniorWork at officeLocal areaRemote work
- ...DoD Leadership, & the country. We are proud & honored to provide these services. Overview Of Position FEDITC is seeking a Senior Network Engineer (CONUS) to work in Washington, DC . A United States Citizenship and an active Secret DoD Security Clearance is required to...SeniorContract workFor contractorsLocal areaWorldwide
$130k - $145k
...All Native Group is looking to fill the position of Senior Network Engineer Lead in Washington, DC. A Senior Network Engineer Lead is expected to be a network professional with leadership experience in complex data and telecommunications systems design, development, management...SeniorFull timeWork at officeLocal areaMonday to FridayWeekend workAfternoon shift- ...in a collaborative, congenial environment. Competitive Range Solutions requires the expertise of a talented and experienced Senior Network Engineer to assist in the direction and management of the program’s executive support group. The candidate must reference their...SeniorFor contractors
- ...A technology services provider in Washington, DC is seeking an experienced Network Engineer. This role involves evaluating and enhancing large-scale network infrastructure, including both wired and wireless systems. Candidates should have a Bachelor’s Degree in a relevant...Senior
- ...A government contracting firm located in Virginia, is seeking an experienced Network Engineer to enhance a large-scale network project. The role involves managing both wired and wireless network infrastructures, conducting vulnerability assessments, and ensuring quality...Senior
- ...IntelliDyne Jobs for Veterans is seeking a Network Systems Engineer in Washington, DC, focused on monitoring and managing network infrastructure. The ideal candidate will have 7+ years of experience, relevant certifications, and strong troubleshooting skills. Key responsibilities...Senior
$120k - $200k
...This is a hands-on role focused primarily on network engineering within AWS and hybrid environments. You will help build and scale secure infrastructure supporting multiple clinic locations and critical healthcare systems. What You'll Do Design and manage enterprise network...Senior- ...A networking solutions company in McLean, Virginia is seeking a Senior Network Engineer to develop and maintain automation solutions for network technologies, including switches and routers. The ideal candidate will collaborate with engineering teams, manage deployment...Senior
- ...Overview VTG is seeking a Network Engineer V to strategically safeguard critical national security interests by leveraging advanced network intelligence and precision‑targeted cyber capabilities. This mission‑critical role will directly contribute to intelligence superiority...Senior
- ...Architect, design, and implement advanced network security solutions leveraging Fortinet... ...leadership, mentorship, and training to engineering and SOC teams. Support pre-sales engineering... ...engineering, with at least 5 years in a senior or principal role Deep expertise in:...SeniorWork experience placementImmediate start
- ...Sr. Network Engineer Location: Mclean, VA or Wilmington, DE Length: 2 years Need Local resources only PHONE HIRE Responsibilities Supports LAN/WAN and Carrier services with potential to branch into Firewall, Load Balancing, Wireless Mobility, DNS and DHCP platforms to...SeniorLocal areaRemote work
- ...Sr. Network Engineer Job ID: 2026-8621 Job Locations: US-DC-Washington Overview Abacus Technology is seeking a Sr. Network Engineer to provide support for the network infrastructure for the Federal Aviation Administration (FAA). This is a full-time position. Responsibilities...SeniorFull time
- ...Now Hiring: Network Engineer - Senior POS-195 Location: On-Site | Herndon, VA Company: Emergent Technologies Inc. Emergent Technologies Inc., a veteran‑owned IT and engineering services firm based in Herndon, VA, is seeking a skilled Network Engineer with at least six...SeniorFull timeImmediate start
$93.66k - $115k
...Job Description We are seeking a Senior Network Engineer to join our enterprise infrastructure team supporting a large, complex environment spanning cloud and enterprise network services. This is a hands‑on engineering role responsible for implementing, operating, and...SeniorTemporary workLocal areaRemote workFlexible hours$150k - $220k
...Senior Network Engineer Location: Fairfax, VA Clearance: Active TS/SCI required. Compensation Base Salary $150,000 - $220,000 + 50% additional employer‑funded compensation. Total package value up to $330,000. Benefits Employer-funded 401(k) contribution worth 25% of base...SeniorFlexible hours- ...dependent on our inclusive, collaborative environment with a shared commitment to excellence in everything we do. About The Senior Network Engineer Position We are looking for a talented network engineer to join our team in Suitland, MD. You will provide senior network...SeniorPermanent employmentFlexible hours
- ...intersection of advanced mathematics, computer science, physics, and engineering. Our people are leaders in their technical fields and are... .... Job Description Our Reston, VA offices is seeking a Senior Network Engineer to support enterprise network operations, secure infrastructure...SeniorFor contractorsWork at office
$140k - $180k
...Job Description We are seeking a Network Engineer - Senior to work in a hybrid remote/onsite capacity, with a minimum of 3 business days onsite at our Fairfax, VA corporate office and/or our Ashburn, VA customer site. This position is contingent upon contract award. Job...SeniorContract workTemporary workWork at officeLocal areaRemote work- ...Senior Network Engineer Senior Network Engineer at Computer World Services Corp. (CWS). The Senior Network Engineer provides Tier‑3/Tier‑4 engineering expertise for the design, implementation, troubleshooting, and optimization of the HSEN WAN and HQ LAN‑A infrastructure...SeniorFull timeWork at officeLocal areaRemote work
- ...(TS) REQUIRED Certification: DoD 8140/8570 IAT Level II or Above REQUIRED Position Overview GES is seeking a Senior Network Engineer (SME) to lead the design, implementation, and sustainment of secure enterprise network infrastructure supporting Pentagon operations...Senior
$90k - $160k
...Job Description Job Description Senior Network Engineer Clearance Required: Public Trust Tier 2 Remote work is authorized under this contract; however, at the government's discretion Position Summary Nationwide IT Services (NIS) is seeking a Senior Network...SeniorContract workWork at officeRemote workFlexible hours- ...Job Description Job Description Senior Network EngineerAbout Essnova Solutions Essnova Solutions is a fast-growing federal contractor... ...customers. We are seeking a highly skilled Senior Network Engineer to support an upcoming federal program focused on enterprise...SeniorFor contractors
$65 - $73 per hour
...Job Description Job Description Job Summary/Company : Our client is looking for a Senior Network Engineer to work onsite in Washington DC 5 days per week. This role supports the stability, performance, and security of enterprise and data center network infrastructure...SeniorHourly pay- ...Make an impact by collaborating across functions to make mission success achievable. Job Description We are seeking a Senior Network Engineer to join our enterprise infrastructure team supporting a large, complex environment spanning cloud and enterprise network...SeniorLocal areaRemote work
- ...Job Description Job Description The Senior Network Engineer will perform all activities related to supporting DoD OIG’s capability to provide a reliable, scalable, and secure high-speed Data Network infrastructure and operating an efficient, effective, and secure network...SeniorRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Network Engineer. Be the first to apply!
Related searches
- network engineer - transport Arlington, VA
- senior network engineer Arlington, VA
- network applications engineer Arlington, VA
- cisco ccnp network engineer Arlington, VA
- senior network engineer remote Arlington, VA
- network engineer - lan/wan Arlington, VA
- network automation engineer Arlington, VA
- wireless network engineer Arlington, VA
- network engineer Arlington, VA
- ip network engineer Arlington, VA

