New

Senior Network Engineer

TEKsystems
$45.00 - $50.00 / hr
life insurance, sick time, 401(k), retirement plan
United States, Virginia, Falls Church
Mar 31, 2026
We are seeking an experienced* Network Engineer* to support a Department of Defense global network modernization effort focused on eliminating legacy TDM infrastructure and migrating services to Ethernetbased transport across the DoDIN/DISN. This role emphasizes sitelevel engineering, circuit migration, and decommissioning activities in complex environments that include fiber optic transport, circuit emulation technologies, and legacy SONET/Promina platforms. The position works closely with government stakeholders, engineering teams, and implementation partners to support secure, highly available enterprise transport networks. Key Responsibilities * Identify, design, and implement strategies to eliminate legacy interfaces (e.g., RS232, RS530, SONET) and migrate services to Ethernet * Engineer and support removal of Optical Digital Cross Connects (ODXC), MultiService Provisioning Platforms (MSPP), and ADTRAN multiplexers * Design and implement circuit emulation solutions to translate TDM traffic to Ethernet * Produce sitespecific engineering deliverables, including: * Circuit emulation requirements * Target architectures and Ethernet migration approaches * JPE connectivity * Equipment configurations and buildout documentation * Identify network dependencies such as bandwidth upgrades, port capacity requirements, and transport constraints * Develop Methods of Procedure (MOPs), transition plans, and cutover priorities * Provide engineering support to provisioning and implementation teams during migrations * Conduct site surveys and develop Bills of Material (power, grounding, racks, cabling, DCN, etc.) * Analyze technical requirements, identify design gaps, and propose Courses of Action * Support planning and engineering of advanced transport networks using modern, secure technologies * Prepare and deliver technical briefings, participate in engineering reviews, and support configuration validation * Track schedules and milestones, identify risks, and coordinate with internal and external stakeholders * Maintain architecture diagrams and support development of longterm Ethernet services and operations strategies * Support DISN IP Optimization and related integration efforts as an experienced engineering resource Required Qualifications * 7+ years of handson network engineering experience in large enterprise or service provider environments * Bachelor's degree in Engineering, Computer Science, Information Technology, or a related field (or equivalent experience) * Strong experience with transport and WAN technologies, including: * TDM * SONET/SDH * Ethernet * Practical experience with circuit emulation devices and serialtoIP adaptation technologies * Demonstrated experience engineering and implementing sitelevel network changes, including device selection, configurations, documentation, and cutover support * Proficiency with routing and switching technologies (e.g., BGP, OSPF, MPLS, QoS) * Experience integrating transport solutions with Provider Edge (PE/JPE) routers * Experience conducting site surveys and developing Bills of Material for network deployments * Strong documentation and diagramming skills (e.g., Visio) * Ability to prepare and present technical briefings to government and technical leadership * Ability to work onsite at Fort Meade, MD or Scott AFB, IL * Active Secret security clearance (Top Secret preferred) Work Environment * Onsite work at DoD facilities * Collaborative environment with government, prime contractors, and subcontractor teams * Missioncritical network modernization initiatives Job Type & LocationThis is a Contract to Hire position based out of Falls Church, VA. Pay and BenefitsThe pay range for this position is $45.00 - $50.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: * Medical, dental & vision * Critical Illness, Accident, and Hospital * 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available * Life Insurance (Voluntary Life & AD&D for the employee and dependents) * Short and long-term disability * Health Spending Account (HSA) * Transportation benefits * Employee Assistance Program * Time Off/Leave (PTO, Vacation or Sick Leave) Workplace TypeThis is a fully onsite position in Falls Church,VA. Application DeadlineThis position is anticipated to close on Apr 13, 2026. h4>About TEKsystems: We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.