Showing page 7 of 197 (Total listings: 3934)

Senior Network Engineer with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
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Fort George G Meade, Anne Arundel County
Jul 7, 2026

The Client is seeking an experienced Network Engineer to join our Defense Enclave Services (DES) team, supporting an extensive digital modernization program critical to the Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies (DAFAs). The Principal Network Engineer will be responsible for advancing enterprise network innovation through the execution of strategic design and implementation efforts. This role will lead upcoming and future engineering pro…

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Rosslyn, Arlington County
May 25, 2026

ValidaTek, Inc. is an award-winning Small Business that provides high-security mission-critical IT services to the Federal Government. Our commitment to excellence in service delivery has resulted in dramatic growth and an expanding client base that includes several U.S. Federal Departments. The corporate infrastructure is robust and based on industry best practices as evidenced by our DCAA Approved accounting system, ISO 9001:2015, ISO 20000-1:2018, and ISO 27001:2013 certifications, and CMMI …

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Forest Heights, Prince George's County
May 25, 2026

As a Sr. Network Engineer III, you'll serve as a technical authority for voice, video, and collaboration platforms, contributing immediately as a subject matter expert within a fast-paced operational environment. Success requires deep technical expertise, proactive problem solving, and strong team collaboration. This role provides senior unified communications engineering support for a highly visible, security-sensitive customer. If you think you can see yourself delivering our mission and purs…

Senior Network Engineer with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
Fort George G Meade, Anne Arundel County
Oct 5, 2026

The Client is seeking an experienced Network Engineer to join our Defense Enclave Services (DES) team, supporting an extensive digital modernization program critical to the Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies (DAFAs). The Principal Network Engineer will be responsible for advancing enterprise network innovation through the execution of strategic design and implementation efforts. This role will lead upcoming and future engineering pro…

Senior Network Engineer with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
Murphy, Collin County
Jun 30, 2026

This position requires an active DoD Clearance (Top Secret, Top Secret/SCI) Because an active DoD clearance is required, U.S. Citizenship is required What You'll Do -Lead the design and deployment of all networking components associated with rack and stack infrastructure builds, including core, distribution, and access layer switching -Architect and implement routing solutions across complex, multi-site environments using OSPF, BGP, and EIGRP -Configure and manage Cisco switching infrastructure…

Senior Network Engineer with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
Kaneohe, Honolulu
May 25, 2026

Top Skills' Details 1. 8 years of Network Engineering experience in a cisco environment. 2. Must have a security Ce certification. 3. Must have a Bachelors Degree from an accredited university Secondary Skills - Nice to Haves • Wan • Bgp • Switches • Infrastructure • Network architecture Job Description The Network Engineer will be responsible for deploying, testing, and optimizing network and system services. The Network Engineer will take responsibility for configuration management and over…

Senior Network Engineer with Security Clearance

Gridiron IT Solutions ✓ Verified
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Dulles Town Center, Loudoun County
Jul 22, 2026

Sr. Network Engineer Location: Sterling, VA Work Type: Onsite Remote Work: No Job Description Gridiron IT is looking for a Sr. Network Engineer experienced with router/switch/firewall configuration and security management of an environment that includes networking equipment from several different manufacturers, as well as Windows/Linux servers, databases, Citrix and security hardware & software. Your expertise will support a technical program driving the Model Based Systems Engineering (MBSE) c…

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Chantilly, Fairfax County
Oct 20, 2026

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth. We are seeking a Network Engineer to support a mission-critical enterprise. This role leads the design, implementation and optimization of resilient, secure network infrastructures. The ideal candidate will provide …

Senior Network Engineer with Security Clearance

Shield Consulting Solutions ✓ Verified
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Laurel, Prince George's County
Oct 8, 2026

Active TS/SCI w/Polygraph REQUIRED Please do not apply if you do not currently possess this level of clearance. Telework: None Basic Requirements: * Security Cert * 12 years of experience in the Information Technology field * Bachelor's degree in a technical discipline * 8 additional years of experience in the Information Technology field may be substituted for a degree Job Description: * * Designs, plans & oversees the implementation of voice, data, & video communication cable and hardware, e…

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Schiller Park, Cook County
Aug 24, 2026

Location: Chicago, IL Salary: $60.00 USD Hourly - $80.00 USD Hourly Description: Senior Network Engineer - Hybrid Cloud, Automation & Network Security Overview We are seeking an experienced Senior Network Engineer to lead the design, automation, security, and modernization of enterprise networking across hybrid infrastructure environments. This role is critical to building highly resilient, scalable, and secure network architectures spanning on-premises data centers, private cloud platforms, an…

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Lorton, Fairfax County
Aug 14, 2026

Senior Network Engineer Lorton, VA Top Secret/SCI The Digital Modernization Sector has an opening for a Senior Network Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP). This is an exciting opportunity to use your experience to support, sustain, design and evolve the network enterprise of the ITP. The ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlatio…

Senior Network Engineer with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
MacDill Air Force Base, Hillsborough County
Aug 3, 2026

Title: • Senior Network Engineer Location: • MacDill Air Force Base, Tampa, Florida (FULLY ON-SITE) Clearance Required: • Secret Certification Required: • CCNP Enterprise • Security Years of Experience Required: • Bachelors Degree and 4-8 years of experience Top Skills Required: • Tier III Routing & Switching, Designing, Testing, Implementing • LAN/WAN/CAN/SAN • Provide analysis & design presentations to stakeholders for how the operational, functional, and performance requirements will be met …

Senior Network Engineer (Waukesha)

Wisconsin Compensation Rating Bureau ✓ Verified
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Vernon, Waukesha County
Oct 14, 2026

Senior Network Engineer is responsible for designing, implementing, securing, and maintaining enterprise network infrastructure that supports business operations. This role provides advanced technical leadership for complex networking environments, ensures high availability and performance, and leads initiatives to modernize network architecture while maintaining security and compliance. Responsibilities include managing LAN, WAN, wireless, VPN, and cloud networking technologies; implementing n…

Senior Network Engineer with Security Clearance

Zachary Piper Solutions, LLC ✓ Verified
Direct Apply
San Diego, San Diego County
Oct 16, 2026

Zachary Piper Solutions is looking for a Senior Network Engineer to join a large DOD program in San Diego, CA . Essential Duties of theSenior Network Engineer: * Provides routine testing and analysis of network facilities * Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system. * Monitor network to ensure network availability to all system users and may perform necessary maintenance to support n…

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Stratmoor Hills, El Paso County
Oct 14, 2026

Description & Requirements Maximus is seeking a Senior Network Engineer to provide expertise to a federal client in support of their mission critical systems in defense of our Homeland. We are seeking an experienced Senior Network Engineer to join our team. As a Senior Network Engineer, you will be responsible for designing, implementing, and maintaining our organization's network infrastructure. Your role will involve overseeing network administration, troubleshooting complex issues, and ensur…

Senior Network Engineer with Security Clearance

NorthHill Technology Resources ✓ Verified
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Chantilly, Fairfax County
Oct 12, 2026

NorthHill Technology Resources has a need for a Senior Network Engineer to support a critical Intelligence Community Program in Chantilly, VA. This is a direct-hire role with our client, a highly-respected Federal Integrator. Qualified candidates must have an active TS/SCI Clearance with CI Polygraph. Senior Network Engineer If you enjoy working with new technologies, enterprise-leading equipment, and seek to optimize systems to achieve maximum performance, we would like to speak to you. This p…

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West Springfield, Fairfax County
Aug 28, 2026

Job Title: Senior Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: The Senior Network Engineer supports leadership on the program to develop, modernize, enhance, operate, and sustain transport services for NGA. The Senior Network Engineer is responsible for supporting the PMO with transport engineering requirements and…

Senior Network Engineer with Security Clearance

Quantum Sky Engineering LLC ✓ Verified
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Chillum, Prince George's County
Sep 22, 2026

Senior Network Engineer Quantum Sky is searching for a Senior Network Engineer to provide advanced technical leadership for enterprise network architecture, engineering, implementation, optimization, and troubleshooting. The position is responsible for complex network environments and provides technical guidance for modernization, resiliency, security, and performance initiatives. The person in this role also serves as the top technical escalation point for network issues. Responsibilities: * D…

Senior Network Engineer with Security Clearance

Chenega Corporation ✓ Verified
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State Farm, Arlington County
Sep 18, 2026

Summary Senior Network Engineer Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your career to the next level! …

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Nas North Island, San Diego County
Jul 25, 2026

Senior Network Engineer Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntri…

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