Field Service Technician III – Deploy Only

Sierra Nevada Corporation

. Perform expert-level maintenance and repairs on complex aerospace and defense systems .

Posted 10/26/2026full-timeShalimar • Florida • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in maintaining and repairing complex aerospace and defense systems, with a strong focus on troubleshooting mechanical, electrical, and hydraulic issues. Possesses the ability to provide technical support for communication systems and networks while ensuring compliance with safety standards and industry regulations.

Highest-signal resume keywords

Expert-Level Maintenance And RepairsTroubleshooting TechniquesCommunication Systems Installation And RepairActive Secret U.S. Security ClearanceVehicle Maintenance And Repair

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Technical Schematics InterpretationRadar And Communication Systems RepairMechanical And Electrical Systems KnowledgePrecision Tools ProficiencyElectrical Wiring Concepts UnderstandingTroubleshooting Mechanical IssuesHydraulic Systems DiagnosisNetworking BackgroundVehicle Overhaul And SustainmentField Equipment Status Tracking

Soft Skills

Customer Relationship BuildingEffective CommunicationOnsite Customer Training

Tools & Technologies

COMSECCryptographic DevicesCable Distribution SystemsField-Related Equipment

Certifications & Qualifications

FCCFCC GROLSecurity+Network+CCNAA+ASE Certification

Industry Keywords

Aerospace And Defense SystemsDiesel PlatformsMilitary VehiclesDoD ComplianceOCONUS Operations

About the role

Key responsibilities & impact

Perform expert-level maintenance and repairs on complex aerospace and defense systems
Diagnose and resolve challenging technical issues
Support tactical and commercial diesel platforms and new vehicle launch activities, including JLTV and other multi-vehicle configurations
Install, operate, maintain, repair, and modify products
Update and track the status of field-related equipment
Document root causes, repair actions, and engineering issues
Build and maintain effective customer relationships
Provide onsite customer training
Maintain accurate and detailed records of field activities and equipment status
Ensure compliance with safety standards and industry regulations
Oversee inventory management for spare parts and tools
Generate technical reports and present findings to stakeholders
Collaborate with engineering teams during prototyping and product improvement cycles
Travel extensively to customer sites, potentially including international locations
Work overseas on a 90-day rotation basis in a deploy-only role

Requirements

What you’ll need

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 repairing radar and communication systems in fixed 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, and communications
Strong knowledge of mechanical and electrical systems
Ability to read complex drawings and proficiency with precision tools
Thorough understanding of electrical wiring concepts
Ability to provide technical support for computer systems and networks
Experience installing, sustaining, troubleshooting, and repairing communication systems, including networks, cable distribution, COMSEC, and cryptographic devices
Ability to frequently travel outside the continental US for extended periods
Active Secret U.S. Security Clearance required
U.S. Citizenship required for the active U.S. Security Clearance
Current and valid passport; ability to obtain a visa for international travel
Ability to 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 an OCONUS operating location
Willingness and ability to work extended hours, holidays, and shift schedules as required
60-hour work week
Preferred: FCC or FCC GROL experience
Preferred: Security+, Network+, CCNA, and/or A+ experience
Preferred: ASE certification, ideally in diesel engines or medium/heavy trucks

Benefits

Comp & perks

Medical, dental, and vision plans
401(k) with 150% match up to 6%
Life insurance
3 weeks paid time off
Tuition reimbursement