Field Service Represantative

CACI, INC.-FEDERAL

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International - Japan Until 9/8/2026 12+ years exp First posted July 10, 2026 Last posted July 10, 2026
Job description
Job Title: Field Service Represantative

Job Category: Engineering and Technical Support

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular-Long Term Assignment

Percentage of Travel Required: Up to 100%

Type of Travel: Outside Continental US

* * *

The Opportunity:

We are seeking an experienced Communications Subject Matter Expert (SME) with a minimum of twelve (12) years of hands-on experience in RF communications and/or communications networks, supporting C4ISR and C5ISR systems across the Department of Defense (DoD).
This position provides Life Cycle Sustainment and Maintenance (LCSM) support, training, and technical expertise for VSAT satellite systems, Cisco-based networks, and deployable communications environments.




Responsibilities:

  • Provide LCSM support and training for Very Small Aperture Terminals (VSAT) and associated equipment at customer sites.
  • Perform Tier III repairs, installations, integration, fielding, testing, and lifecycle sustainment on DoD C4ISR systems.
  • Deliver system operation, maintenance, and troubleshooting training to organizational personnel.
  • Conduct bench testing, maintenance validation, and support equipment upgrades and on-the-job training (OJT).
  • Generate and maintain work orders, handle CONUS/OCONUS equipment logistics, and manage the logistical database software.
  • Serve as a technical liaison between users, departments, and vendors—ensuring consistent service availability and system performance.
  • Support research, development, and capability enhancements for deployable communication systems.
  • Provide daily/weekly technical reports and operational updates to leadership.



Qualifications:

Required: 

  • 12 years of experience with Joint Warfighter C4ISR systems, including at least four (4) of the following:
    • Systems Requirements
    • Operational Requirements
    • Test and Evaluation
    • Training
  • Demonstrated leadership and subject matter expertise in C5ISR systems development, testing, logistics, or sustainment.
  • Proficiency configuring and managing:
    • Cisco routers and switches
    • VSAT / iDirect systems
    • HAIPE encryption devices
    • BGAN / INMARSAT networks
    • LAN / WAN architectures
    • Experience in installation, operation, maintenance, testing, and lifecycle management of DoD telecommunications systems.
    • Strong understanding of Joint Warfighter Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance (C4ISR) networks.
    • Proven ability to troubleshoot, provide Tier III support, and train users across the system life cycle.
    • Exceptional written and verbal communication skills; proven self-starter capable of independent mission execution.

Required Qualifications

  • Education: BS degree in Electrical / Electronics Engineering or four (4) years additional experience.
  • Experience: twelve (12) years of professional experience with design, develop, test and supervise the manufacturing / integration of electrical and electronic equipment, to include: Systems Analysis, Systems Architecture, Systems / Equipment Support, Test and Evaluation, and Logistics support of C4ISR or similar requirements.
  • Specific Experience: Three (3) years of technical experience in support of SATCOM and / or SATCOM Networks. Experience may be achieved simultaneously.
  • Active Secret Clearance (with eligibility to upgrade to Top Secret/SCI)
  • Technical Training in DoD C4ISR systems, Satellite Communications, or Networking Equipment
  • Must be able to pass Basic Instructor Course (BIC).



Desired:

  • Security+ certification or equivalent DoD 8570-compliant credential
  • Prior leadership in fielding or sustaining Joint Warfighter C5ISR systems

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What You Can Expect:

 A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.


Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$64,700 - $135,700

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.
About this role

Summary

Support, install, troubleshoot, and train on DoD C4ISR communication systems worldwide.

Job title

Field Service Representative

Experience level

12+ years

Minimum experience

12+ years exp

Industry

defense

Location requirements

International, Japan, remote work allowed

Salary

$65k–$136k

Management role

No

Skills & keywords

Required skills

rf communicationsc4isr systemscisco routersvsat systemshape encryptionbgan networkslan/wan architecturestroubleshootingsystem support

Preferred skills

security+ certificationleadership in c4isr systemssatcom networks support

Specializations

rf communicationsc4isr systemssatcom networkscisco networksdeployable communications
Locations

Structured locations inferred from the posting.

Japan

Remote Country