Network Engineer Lead

General information

Requisition #

R69678

Locations

USA-VA-Chantilly

Posting Date

07/31/2026

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 Lead to join our team based out of Chantilly, VA. This is an onsite position.

The Network Engineer Lead 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.

Responsibilities include, but are not limited to:

• 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 Manager, 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; design and optimize network topologies; 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; hands on experience and provide guidance to highly technical systems engineers, Server installation, WAN infrastructure team, and Operation teams; provide technical expertise and guidance to team members and business partners, troubleshoot complex issues.
• Assist in design of network installation configuration for new sites, support decommissioning of a site, and assist in moves; coordinate with internal and external teams for procurement, installation, and management of network related inventory (switches, routers, 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 and provide Tier III network technical issue resolution, that also include infrastructure-related problems.
• Direct and lead preparation of drawings documenting network configuration changes at each site; may lead functional teams or projects require depth and/or breadth of expertise, and all other tasks assigned by the Manager; ability to manage and lead a small team, ensuring effective collaboration, task delegation, and timely completion of objectives.

Minimum Qualifications:

• Must have at least a High School Diploma and 6+ years of experience in Information Technology, including networking, Cisco router and switch configuration, LAN, WAN management.
• Excellent written and verbal communication skills.
• Demonstrated initiative, sound judgment, effective decision-making.
• Experience in Customer Service.
• Must be able to travel up to 25% of the time.

Preferred Qualifications:

• Prior experience supporting network and server installation, integration, and support in a Federal government enterprise environment.
• One or more technical certifications, e.g. CCNA, CCST, CCNP.
• Bachelor's degree in information technology or similar is strongly preferred.
• A current and active Secret clearance is strongly preferred.

Security Clearance Requirements:

• Must be a U.S. Citizen and be able to obtain an Interim Secret clearance prior to starting this position and maintain a Secret clearance thereafter.

Physical Requirements:

• Must be able to remain in stationary position for up to 50% of the time.
• Must be able to work in an office environment and be able to freely move within this space to utilize office equipment as well as interface with co-workers and customers.
• Must be able to effectively use IT peripherals such as laptop, desktop, printer, fax machine, etc.
• Must be able to deliver presentations as needed.
• Must be able to review; decipher and understand program manuals; software/hardware manuals; training manuals; etc.

The projected compensation range for this position is $80,300.00-$133,700.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.