Field Service Engineer III

CACI International; Maryland; On-site; USD 68,000 - 142,000; Full time

Job summary

CACI International is seeking a Field Service Engineer III to provide on-site support for DoD-related equipment installations, sustainment, and repairs. You will diagnose complex systems, train customer personnel, and coordinate with engineering and logistics to minimize downtime.

The role requires an active Secret clearance, a Master’s degree in engineering, and 7+ years of field service experience, with travel up to 25% to customer sites. Strong communication and leadership are essential.

Qualifications

• Active Secret security clearance is required.
• Master’s degree in an engineering discipline.
• 7+ years of field service engineering or related technical support experience.
• Proven ability to diagnose, troubleshoot, and repair complex equipment in operational environments.
• Ability to travel up to 25% to customer sites.
• Strong communication and customer service skills.

Responsibilities

• Oversee diagnostic, troubleshooting, and repair activities for complex fielded equipment and systems.
• Coordinate with engineering, logistics, and program management to resolve field issues.
• Provide hands-on technical training to customer personnel.
• Serve as primary technical point of contact for field-level support.
• Document field service activities and equipment status per reporting requirements.
• Support system upgrades and configuration changes at customer sites.
• Coach and review lower-level technicians.
• Travel to customer sites as required.

Skills

Active Secret clearance

Field service engineering

Customer liaison

Independent worker

Education

Master’s degree in Engineering

Job description

Job Title: Field Service Engineer III

Job Category: Engineering and Technical Support

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 25%

Type of Travel: Local

* * *

The Opportunity:

Provide direct, on-site customer support for the installation, sustainment, and repair of complex equipment and systems supporting Department of Defense mission requirements. As a Field Service Engineer III, you will:

• Perform on-site product and solution installation, checkout, and sustainment activities for fielded systems

• Diagnose, troubleshoot, service, and repair complex equipment and systems in operational environments

• Serve as the company liaison with the customer on administrative and technical matters for assigned projects

• Instruct customers in the proper operation and maintenance of fielded solutions

• Interpret customer needs, define next steps, and clarify responsibility for problem resolution

• Support any aspect of field support, including system hardware, software, network, and other technical infrastructure components

Responsibilities:

• Oversee and/or perform diagnostic, troubleshooting, and repair activities for complex fielded equipment and systems

• Check out and approve the operational quality of solution components prior to customer acceptance

• Provide hands-on technical training and instruction to customer personnel on system operation and maintenance

• Serve as the primary technical point of contact for field-level customer support activities

• Coordinate with engineering, logistics, and program management teams to resolve field issues and minimize system downtime

• Document field service activities, maintenance actions, and equipment status in accordance with program reporting requirements

• Support system upgrades, technology refresh, and configuration changes at customer sites

• Coach and review the work of lower-level field service technicians and engineers

• Work independently with limited supervision while managing field service projects and processes

• Influence system design, solutions, and procedures based on field experience and customer feedback

• Travel to various customer and operational sites as required to support field service and sustainment activities

Qualifications:

Required:

• Active Secret security clearance (required)
• Master’s degree in an Engineering discipline
• 7+ years of professional experience in field service engineering or related technical support
• Demonstrated experience diagnosing, troubleshooting, and repairing complex equipment and systems in an operational environment
• Strong understanding of system hardware, software, and network infrastructure components
• Experience serving as a technical liaison between customers and engineering/program teams
• Ability to work independently with limited supervision in field environments
• Strong customer service and communication skills, with the ability to instruct customers on system operation and maintenance
• Demonstrated ability to coach and review the work of lower-level technical staff
• Excellent problem-solving skills with ability to resolve difficult and sometimes complex technical issues
• Willingness and ability to travel to customer and operational sites as required

Desired:

• Active Top Secret security clearance with SCI eligibility
• Experience supporting C5ISR, SIGINT, EW, or intelligence systems in a field environment
• Familiarity with CMOSS/MORA interface standards and VPX architectures
• Experience with system integration, testing, and acceptance procedures
• Knowledge of preventive maintenance practices and logistics support planning
• Experience with technical documentation, including field service reports and maintenance logs
• Familiarity with Security Technical Implementation Guides (STIGs) and secure system configurations
• Understanding of Risk Management Framework (RMF) processes as they relate to fielded systems
• Previous experience supporting government program offices or defense contractors
• Experience training end-users on system operation and troubleshooting techniques
• Knowledge of tactical communications, networking, or RF systems

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:

$67,800 - 142,200 USD

CACI is anEqualOpportunity 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 otherprotectedcharacteristic.