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Salary
$115k – $252k per year
Location
In office (United States, Sarasota, Denver, Westminster)
Seniority
Senior · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on Oct 2, 2026. CACI International scores D on the Alion truth index.

Overview
Company
Impact
Profile match
CACI International is an American technology company founded in 1962 that works almost entirely for United States defence, intelligence and federal civilian agencies. It has moved from being a conventional IT services contractor toward supplying its own technology, with a substantial expeditionary electronic warfare and signals intelligence product line, photonics and optical communications for space, and secure network modernisation. Headquartered in Reston, Virginia, the company employs more than twenty thousand people, the majority holding security clearances, and has grown through a steady programme of acquisitions that add differentiated technology rather than headcount alone.
Job Title: Senior Systems Engineer (MBSE)Job Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 3/1/2027

The Opportunity:

CACI is searching for an accomplished, senior level Systems Engineer subject matter expert. Systems Engineers work with technical subject matter experts on our development teams, applying their tradecraft and experience to provide our customer with a mission critical solution. If you have the systems and RF background, a detailed nature, are passionate about staying current with the latest technologies, capabilities and tools, and enjoy working in a highly collaborative team-based environment, then we want to hear from you!

Responsibilities:

  • As a Senior Systems Engineer and subject matter expert, you will help to define client requirements for RF solutions, allocate system requirements, and derive requirements to ensure the system architecture is fully defined, understood, and compliant to mission needs
  • You will interface with RF systems engineers, antenna designers, transceiver designers, signal processing architects and mechanical packaging engineers
  • You will work with clients in both a long-lead and tactical capacity to help solve their critical needs and challenges.
  • Solutions will require analysis, modeling, design, and test using tools such as MATLAB, Systems Toolkit, and GRASP
  • In partnership with others, you will define total systems design and technology maturity constraints in accordance with mission requirements, develop system element architecture and design and interface definitions, define system implementation approaches and operational concepts.
  • You will develop models and architectural guidelines for system development, and provide technical direction related to the implementation of system architecture by other staff
  • You will provide technical recommendations to executive program and engineering leaders

Qualifications:

Required:

  • Active TS/SCI clearance
  • Proven thought leadership for defining innovative, creative and cost effective design solutions
  • Demonstrated experience in RF systems requirements analysis, system architecture design and signals decomposition
  • Demonstrated leadership in defining RF systems design, collaborating with diverse, cross functional, and geographically dispersed hardware and software teams
  • Bachelor’s degree in Engineering or a related major.
  • 10+ years experience specifically leading, designing, and developing RF solutions. Experience with MATLAB or equivalent modeling tools

Desired:

  • Experience using MBSE tools such as CameoEA, DOORS, Rhapsody
  • Experience mentoring junior systems engineers
  • Experience briefing program and customer executives
-

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.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$114,600-$252,100

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.

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