Field Service Technician III (Deploy Only)

Sierra Nevada Corporation; Florida; On-site; USD 70,000 - 110,000; Full time

Job summary

Sierra Nevada Corporation is seeking a Field Service Technician III to perform maintenance, diagnostics, and repairs on complex aerospace and defense systems. The role includes on-site support, training customers, and contributing to vehicle launch activities, including JLTV and other military vehicles.

The position requires DoD/DoW practices knowledge, root-cause analysis, and the ability to travel internationally for deployments up to 90 days.

Qualifications

• Requires high school diploma or GED; 3+ years as a technician or related field
• Experience with maintenance, troubleshooting, and repairs on aerospace/defense systems
• Ability to read schematics, diagrams, blueprints, and manuals
• Background in vehicle maintenance for diesel/military vehicles
• Proficiency with mechanical, electrical, hydraulic systems; precision tools
• Experience with radar, networking, and communications; ability to document root causes

Responsibilities

• Perform expert-level maintenance and repairs on aerospace/defense systems
• Diagnose and resolve challenging technical issues
• Support vehicle launch, validation, or early production efforts
• Record detailed field activities and equipment status
• Travel extensively to customer sites, including international locations

Skills

Diagnostic abilities

Vehicle maintenance

Troubleshooting

Schematic reading

Electrical knowledge

Mechanical knowledge

Networking & communications

Documentation & reporting

Travel readiness

Safety compliance

Education

High School Diploma or GED

ASE certification (diesel engines/medium & heavy trucks)

Tools

Radar systems

Communications systems

COMSEC equipment

Cryptographic devices

Job description

Do you have strong analytical and communication skills, like to work in collaborative environment, and have a background in the US Department of Defense, US Military or Aerospace & Defense industry? We may have the perfect opportunity for you! As a Field Service Technician III, you will be using your skills and expertise to perform a variety of maintenance and technical support on our products such as performing maintenance, troubleshooting, and repairs on tactical or commercial diesel platforms and is capable of supporting new vehicle launch activities on programs such as the JLTV (Joint Light Tactical Vehicle) and other multi‐vehicle configurations. This role requires strong diagnostic abilities and detailed documentation of root cause, repair actions, and engineering issues. You'll be responsible for installing, operating, maintaining, repairing, and modifying our products and updating and tracking the status of all field related equipment. You'll build and maintain effective relationships with our customers and provide them with onsite training. This is a DEPLOY ONLY role working overseas on a 90 day rotation basis.The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations – with an unrivaled record of on time and on (or under) budget deliveries.**Responsibilities:*** Perform expert-level maintenance and repairs on complex aerospace and defense systems.* Diagnose and resolve the most challenging technical issues.* Experience with Joint Light Tactical Vehicle (**JLTV**) , **Humvee**, **LTV, or other military tactical vehicles.*** Experience supporting **vehicle launch**, validation, or early production efforts.* Knowledge of Military /DoD/ DoW maintenance practices, MESL, or technical directives.* Familiarity with root cause analysis tools and structured troubleshooting methodologies.* Experience collaborating with engineering teams during prototyping or product improvement cycles.* Maintain accurate and detailed records of all field activities and equipment status.* Ensure strict compliance with safety standards and industry regulations.* Oversee inventory management for spare parts and tools.* Generate comprehensive technical reports and present findings to stakeholders.* Travel extensively to customer sites, potentially including international locations.**Qualifications You Must Have:*** High school diploma or GED equivalent.* **3+ years of experience** as a technician or in a related field.* Related experience may be considered in lieu of required education* **Ability to understand and interpret basic technical schematics, diagrams, blueprints, manuals and/or publications*** Progressive experience using **troubleshooting techniques** and repair radar and communication systems in various environments, including both fixed locations and deployed environments.* Hands-on background in **vehicle maintenance**, repair, overhaul, or sustainment of diesel or military vehicles.* Experience diagnosing mechanical, electrical, and hydraulic issues.* **Background in networking, radar, communications*** Strong knowledge of mechanical and electrical systems, the ability to read complex drawings, and proficiency with precision tools.* **Thorough understanding of electrical wiring concepts*** Provide technical support for computer systems and networks.* Install, sustain, troubleshoot, and repair various communication systems, including networks, cable distribution, COMSEC, and cryptographic devices.* Ability to frequently travel outside the continental US, typically for extended periods of time* An active **Secret U.S. Security Clearance is required*** **Current/ valid passport and be able to obtain a visa to travel internationally*** Successfully **pass a pre-deployment medical assessment*** Ability to meet current DoD and Combatant Command restriction requirements for deployed locations* **Ability to deploy for a minimum of 90 days to OCONUS operating location**.* Must be willing and able to work extended hours, holidays and shift schedules as required* **60 hour** work week.**Qualifications We Prefer:*** Experience with FCC or FCC GROL* **Prior experience with Security+, Network+, CCNA and/or A+*** **ASE certification** (Automotive Service Excellence), ideally in **diesel engines** or **medium/heavy truck**.* Experience supporting **vehicle launch**, validation, or early production efforts.* Knowledge of DoD/DoW maintenance practices, MESL, or technical directives.* Familiarity with root cause analysis tools and structured troubleshooting methodologies.This posting will be open for application for a minimum of 5 days and may be extended based on business needs.