Principal Field Support Representative (TS/SCI Clearance Required)

Responsibilities for this Position

Principal Field Support Representative (TS/SCI Clearance Required)

ID: 2026-75242

US-MD-Annapolis Junction

Required Clearance: TS/SCI

Posted Date: 10/4/2026

Category: Technicians/Technical Support

Employment Type: Full Time

Hiring Company: General Dynamics Mission Systems, Inc.

Basic Qualifications

Minimum of 25 weeks of military technical training school, along with an additional 13 years of related experience is required or 2 years of directly related non-military technical trade school or the equivalent experience, along with an additional 13 years of related experience is required or Bachelor's degree in a technical field or the equivalent experience, along with an additional 9 years of related experience is required. Industry certifications are highly preferred.

CLEARANCE REQUIREMENTS:

Department of Defense Top Secret/SCI security clearance is required at time of hire.Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.

Responsibilities for this Position

Sign-on bonus and relocation available.

Provide frontline technical support for mission-critical system, communications, and antenna equipment across the program. In this role, you will troubleshoot and repair complex hardware, perform preventive and corrective maintenance, and use your knowledge of RF, SATCOM, and processing systems to restore and sustain operational capability. Using available system-configuration documentation, installation guides, and operating procedures, you will plan and execute maintenance in accordance with manufacturer guidance, customer priorities, and operational schedules; provide remote support when effective; and coordinate on-site response for emergency repairs and other field needs. You will capture lessons learned and update system documentation and support procedures to improve future technical-support activities. The ideal candidate is a resourceful, hands-on problem solver who works effectively with customers and cross-functional technical teams.

REPRESENTATIVE DUTIES AND TASKS:

Installs and repairs equipment; instructs customers in equipment operation; provides technical assistance; checks equipment for malfunctions. Conducts technical analysis of product implementations, modifications and enhancements to product in accordance with specific customer specifications and implementations. Troubleshoots technical problems and issues, determines technical solution in accordance with product and customer specifications, and recommends actions to company or customer representatives for coordinative product solution. Assesses product needs in accordance with customer specifications. Conducts technical training and product briefing with customers, vendors and company representatives. Acts as local on-site representative to customer's organization.

Assists management reviewing maintenance contracts and complex system configurations and prepares the field support section of certified proposals

Conducts onsite training for construction safety, rigging, and equipment operation

Conducts site and equipment inspections in order to perform preventative and corrective maintenance

Conducts technical seminars and training for customer or company personnel, informal on the job training for other field service staff members and customers, and over-the-shoulder/refresher training to users in the field as required

Diagnoses and repairs mechanical, hardware, software and systems failures using established procedures and submits reports on system reliability metrics to technical/regional support centers

Documents failures and corrective action in accordance with proper procedures, and makes technical recommendations based on this collective data

Ensures civil construction of foundations, roads, and interfacility conduit systems

Frequently interfaces with Customers, Government dignitaries, External consultants/experts, all levels of employees across the company, including Executive Management

Frequently interfaces with engineers

Highest level individual contributor in the field support family

Implements plans and procedures of installation of large steel structures

Implements test plans and procedures in accordance with contract requirements for the verification of deliverable system

May be required to work outside for up to 10 hours a day

May deploy and operate with US Forces to CONUS or OCONUS field locations, including combat operations

May require electrician license

Perform complex technical evaluation and resolve critical technical problems on fielded systems

Performs field activities associated with installing, maintaining, integrating, troubleshooting, testing and servicing of multiple fielded systems/products at customer sites

Recommends design enhancements to internal management and engineering

Represents company at program and customer reviews

Security Clearance may be required; may require TS/SCI clearance based on program assignment

Serves as the subject matter expert working with the tactical customer to accomplish initial installation, configuration and reconfiguration of all equipment as the communications environment evolves

Specific OSHA training such as, 10 hours construction training, may be required as determined by management

Supervises the installation of large aperture antennas, radars, and towers, worldwide, in a construction environment Installs high power electrical systems

Travel required more than 50% of the time

Virtually self-supervising

Works with customer leadership on the planning and implementation of system customization to meeting specific mission requirements

KNOWLEDGE SKILLS AND ABILITIES:

Applies advanced technical principles, theories and concepts. Contributes to development of new principles and concepts. Problem Solving: Works on unusually complex technical problems and provides solutions which are highly innovative and ingenious. Discretion/ Latitude: Works under consultative direction toward predetermined long-range goals and objectives. Assignments are often self-initiated. Determine and pursue courses of action necessary to obtain desired results. Work checked through consultation and agreement with others rather than by formal review of superior. Impact: Develops advanced technological ideas and guides their development into a final product. Erroneous decisions or recommendations would typically result in failure to achieve critical organizational objectives and affect image of organization's technological capability. Liaison: Serves as organization spokesperson on advanced projects and/or programs. Acts as advisor to management and customers on advanced technical research studies and applications.

Considerable ability to act as a system technical advisor for all levels of customer leadership

Ability to use software tools such as HyperTerminal

Ability to work independently

Comprehensive understanding of technologies associated with supported systems, and the application of these technologies within the customer environment, including detailed knowledge of system tactical employment configuration

Excellent verbal and written communication skills

In-depth knowledge of advanced routing/switching commands/protocols

Strong knowledge of basic tool safety

Strong knowledge of construction safety

Proficient in the use of Microsoft Office Suite

In-depth knowledge of test and diagnostic equipment such as multimeters, oscilloscopes, etc.

Precision alignment of structures using optical and electronic instruments and tooling

Skilled at onsite use of heavy equipment for very large structures

Identifies opportunities to apply AI for continuous improvement and innovation

Workplace Options:

This role will require travel of up to 30% based on business needs

This position is fully on-site

While on-site, you will be a part of the Annapolis Junction team

Salary Note

This estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.

Combined Salary Range

USD $55.08 - USD $59.08 /Hr.

Company Overview

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, we partner with the best in industry to expand the bounds of innovation in the defense and scientific arenas. Given the nature of our work and who we are, we value trust, honesty, alignment and transparency. We offer highly competitive benefits and pride ourselves in being a great place to work with a shared sense of purpose. You will also enjoy a flexible work environment where contributions are recognized and rewarded. If who we are and what we do resonates with you, we invite you to join our high-performance team!

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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