ManTech Network Engineer SME in Falls Church, Virginia

Entering ManTech s 50th year, we hold the distinct honor of being named a “Top 100 Global Technology Company by Thomson Reuters. We have earned this and many other accolades over the years for our dedication to serving the missions of our nation s most important customers: U.S. Intelligence, Defense and Federal Civilian agencies. All know us as a trusted partner offering best-in-class solutions in cyber, data collection & analytics, enterprise IT, and systems & software engineering tailored to meet their specific requirements.

The FSS Division provides cyber solutions to a wide range of Defense and Intelligence Community customers. This division consists of a team of technical leaders that deliver advanced technical solutions to government organizations. Our customers have high standards, are technically adept, and use our products daily to support their mission of protecting national security. Our contributions to our customer s success is driving our growth.

Become an integral part of a diverse team that leads the world in the Mission, Cyber, and Intelligence Solutions group. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a Network Engineer SME to provide unparalleled support for an exciting and rewarding opportunity in Falls Church, VA supporting the Executive Office for Immigration Review (EOIR). The Network Engineer SME will assist in the O&M of the EOIR network infrastructure and work closely with the networking team on any operational networking issues.

Responsibilities include, but are not limited to:

  • Configure switches and wireless access points for deployment to field sites

  • Troubleshoot connectivity issues reported by users to include tracing network drops and analyzing configurations

  • Assist in the asset management of all network equipment

  • Assist in the preparation of reports on the health of the infrastructure

  • Proactively upgrade the operating systems on enterprise network equipment (as necessary or directed by management)

  • Implement security fixes on enterprise network equipment (as necessary or directed by management)

Position Requirements:

  • 10+ years experience supporting network hardware

  • Proven ability to troubleshoot network issues

  • Familiarity with installing network drops and testing their functionality

  • Familiarity with network cabling and cable management

  • Familiarity with Windows Operating Systems (Windows 7, 10 , Server 2008/2012/2016 )

  • Effective working knowledge of IPv4 subnetting, MLS

  • Experience in providing hands-on customer support

  • Excellent written and oral communication skills.

  • Proven Ability to use bracketing and the OSI model for troubleshooting network issues

  • CCNA Routing & Switching is a plus

  • CCNA Security is a plus

Security Requirements:

  • US citizenship and ability to obtain DOJ-Public Trust clearance is required.


Requires Bachelor s degree (in Computer Science, Engineering, Economics or Math) or equivalent, and ten to twelve years of related (telecommunication analysis) experience.


Equivalent Experience/Education, Bachelor's Degree, See Qualifications

Years of Experience

10-12 years w/Bachelors Degree, 07-09 years w/Masters Degree, See Qualifications

Position Type





For more than 40 years, ManTech employees have been solving complex problems for the national security community. We are comprised of approximately 10,000 talented employees around the world. We adhere to the simple, no-nonsense values on which ManTech was founded more than four decades ago, aligning squarely with the mission objectives of our customers. As our customer base continues to expand and diversify, we continue to diversify our workforce and solutions. Half our employees have a military background, and more than 70 percent hold a government security clearance. As a leading provider of innovative technology services and solutions for the nation's defense, security, space, and intelligence communities; we hold nearly 1,000 active contracts with more than 40 different government agencies.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Waretime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law. If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accomodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accomodation please click and provide your name and contact information.