Network Engineer

General information

Requisition # R65750 Locations USA-VA-Chantilly Posting Date 02/05/2026 Security Clearance Required Interim Secret Remote Type Onsite Time Type Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH is seeking a motivated, career and customer-oriented Network Engineer to join our team based out of Chantilly, VA.
 

The Network Engineer must exhibit good judgment in interfacing with all government and contract personnel, providing proper examples of work performance, and adherence to professional standards and operational and security guidelines as defined by the Government and ManTech International, Inc.
 

Responsibilities include, but are not limited to:

• Provide hands-on experience and expertise in the installation and management of public and/or private networks such as Internet protocol (IP) networks, wide area networks (WANs), switches, routers (Cisco), and troubleshooting servers and networks to provide maximum performance; provide guidance to the Network/Server Lead, provide weekly and monthly performance reports, as well as daily reporting to the customer on all critical issues and their resolutions.
• Evaluates and reports on new communications technologies to enhance network capabilities, expertise to identify innovative solutions to most complex situations; analyze and develop new hardware requirements and prepare specifications for hardware.
• Direct and lead preparation of engineering plans and site installation Technical Design Packages; develop infrastructure installation schedules.
• Provide technical expertise and guidance to team members and business partners, troubleshoot complex issues; assist design of network installation configuration for new sites, support decommissioning of a site, and assist in moves, support computer systems and peripherals.
• Coordinate with internal and external teams for procurement, installation, and management of network related inventory (switches, routers, servers, storage solutions, etc.); travel to customer sites and perform deployment activities to include, site surveys, install hardware, install software, remove hardware, check hardware for shipment that connect to network; organize and direct hardware installations and support site surveys.
• Conduct training sessions to ensure all team members are cross trained in supported technology, provide Tier III network technical issue resolution, to include infrastructure-related problems and proper use of hardware; direct and lead preparation of drawings documenting network configuration changes at each site.
• May lead functiona