MANTECH seeks a motivated, career-oriented, and customer-focused Enterprise IT Support Officer (EITSO) - Network Installation Technician to join our team in Tysons, VA. In this role, you will support the deployment and installation of network infrastructure and endpoint equipment in a dynamic and mission-focused environment. You will work hands-on to ensure reliable connectivity, accurate equipment configuration, and successful project execution across classified workspaces.Responsibilities include, but are not limited to: Install and terminate CAT5/CAT6 and fiber cabling, including racks, patch panels, wall jacks, and related hardware.Perform cable pulls, terminations, pinouts, component installations, testing, and documentation with proper cable management.Install and configure workstations, rebuild desktops, relocate equipment, and install network drops per technical documentation.Read and interpret design packages, wiring schematics, port maps, and network diagrams to ensure accurate installations.Troubleshoot and resolve network connectivity issues, workstation problems, and equipment malfunctions.Travel locally between customer buildings and support temporary assignments as required.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. Basic Qualifications HS diploma and 6+ years of technician experience OR Bachelor’s degree and 2+ years of technician experience OR Master’s degree and 0 years of experienceEach of the following relevant certifications can be used to substitute 6 months of experience:BICSI Installer 1 / Installer 2 (Copper & Fiber)Data Cabling Installer (DCI)Fiber Optics Installer (FOI)Certified Fiber Optic Technician (CFOT)CompTIA A+CompTIA Network+Cisco Certified Support Technician (CCST)Cisco Certified Network Associate (CCNA)2 years of hands-on experience supporting customer IT installationsExperience installing and testing network drops, including labeling, dressing, and certifying connections.Knowledge of cabling methodologies, industry standards, and troubleshooting techniques.Experience installing IT endpoints such as desktops, printers, VOIP/digital phones, and network switches.Ability to resolve hardware, network, and telecom issues independently.Skilled in interpreting network diagrams, floor plans, and installation packages.Preferred Qualifications: Experience in IT hardware and structured cabling installation.Familiarity with LAN infrastructure implementation on the Sponsor’s network.Ability to quickly adapt to changing tasks and learn new skills on the job. Strong attention to detail and organizational skills.Clearance Requirements: Must have an active TS/SCI clearance with Polygraph.Physical Requirements Ability to remain stationary for at least 25% of the time.Ability to operate computers, phones, and standard office equipment for extended periods.Ability to move between offices and buildings, including under desks, raised floors, and server closets, some of which may be confined spaces.Ability to lift and move IT or AV equipment weighing 50+ pounds, using carts or team lifts as needed.Must be able to ascend/descend ladders (10+ feet) while pulling cables and adjusting equipment.