Dedicated Phone Installation Technician

General information Requisition # R68189 Locations USA-VA-Herndon Posting Date 05/29/2026 Security Clearance Required TS/SCI w/ Poly 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 seeks a motivated, career and customer-oriented Dedicated Phone Installation Technician to join our team in Herndon, VA . In this role, you support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules. Responsibilities include, but are not limited to: Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment. Dressing cabling appropriately according to industry and Sponsor standards. Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate. Performing surveys as necessary to collect or validate information for the engineering or VSIT personnel. Local travel will be required between customer buildings. Work required shift from 6:00 AM to 2:30 PM as part of a coverage team operating between 6:00 AM and 6:00 PM. May need to work extended hours during critical peaks and be available to meet last minute requests.

Minimum Qualifications:

High School Diploma with 11+ years of experience, Associates Degree with 9+ years of experience, or a Bachelor's Degree with 7+ years of experience. Minimum 7 years of experience with implementation of the customers classified & unclassified LAN infrastructure (including scripting, configuration, cutover and troubleshooting). Minimum 7 years of experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks. Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations. Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.

Preferred Qualifications:

Experience with implementation on the Sponsor's new unclassified network LAN infrastructure. Special non-commercial systems administrator experience (access management/file transfer). VoIP Telephone Installation experience. Related work experience in IT hardware and cabling installation.

Clearance Requirements:

Must have a current/active TS/SCI with Polygraph.

Physical Requirements:

Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time. Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces. Must be able to move Audio/Visual or Computer equipment weighing 50 pounds or more, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment. 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.