← Search all jobs

Senior Systems Engineer

Caci-Iss

Danbury, CT · Posted November 9, 2026

Just laid off? Start here: a plan for the first weeks

See every open role at Caci-Iss

More in Connecticut job market · All Senior Systems Engineer jobs (414) · Technology & Software · Engineering jobs

More roles at Caci-Iss

Similar jobs

Where Danbury, CT ranks

Where Danbury, CT placed in our monthly rankings, month by month. Each month stays online at its own address.

Pay compared with the market

This listing does not state pay. Across 177 open senior systems engineer listings that state pay, the middle half runs $133,000 to $168,500 and the median is $133,000.

Listed pay is what employers advertise, not what people are paid.

Senior Systems Engineer salaries by state · Check your own pay

Skills this job asks for

Say which you have and which you want to build. We use it to match you to jobs like this one.

  • Python
  • Risk management
  • Budgeting
  • Matlab
  • C#

About the job

Job Title: Senior Systems Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

* * *

The Opportunity: As a Senior Systems Engineer you will work in a team-based environment to develop Electro-Optical (EO) systems that operate in space environments. Depending on the complexity of the program a Senior Systems Engineer will be expected to work with Chief Systems Engineers to manage requirements, provide technical oversight for internal and subcontracted designs, and formal verification of subassemblies. For smaller programs a Senior Systems Engineer may be expected to perform as the Lead Systems Engineer. Senior Systems Engineers must possess skills in requirements management, system integration, requirements verification, supplier management, qualification and acceptance testing, prepare and present technical material for customer reviews, and author contract documents

Responsibilities:

Work with the technical team to establish robust and executable program plans including the identification of tasks, trade studies, modelling, analyses, and risk management

Review and assess customer requirements, establish requirements management including validation, decomposition, flow down, and technical budgeting Develop specifications and interface control documents

Develop and guide verification including a requirements verification matrix, verification plans, test requirements, and preparation of sell-off materials to demonstrate compliance

Evaluate the work and results from the technical team to provide feedback and direction

Communicate with the program office, functional management, and technical team members to ensure proper program execution and early issue and risk identification

Document statement of work (SOW) and performance specifications for subcontracted items

Qualifications:

Education Requirements: Bachelor’s degree in electrical engineering, physics, or related field. Advanced degree preferred.

Experience Required:

Must be able to obtain and maintain a TS/SCI clearance.

5 +years of relevant work experience such as systems engineering of complex systems throughout the product lifecycle

Familiarity with electro-optical (EO) systems

Experience developing, integrating, and verifying digital control systems employing FPGAs and/or embedded processors

Familiarity with analog electrical designs, EMI/EMC management, and cable harnesses

Creating and maintaining electrical interface control documents

Creating and maintaining FPGA and software interface control documents

Troubleshooting and root cause analysis

Writing requirements specifications, verification matrices, verification plans, and verification reports

Requirements management using IBM Rational DOORS or another requirements management system

Program planning including scope definition and task estimation

Proficient written communication skills including technical writing

Proficient verbal skills including technical presentations with the ability and technical confidence to brief a variety of internal and external customers

Experience Desired:

Decomposition of complex systems into logical building blocks, the ability to develop the requisite error budgets, and requirements traceability

Familiarity with optical systems for visible through long wave infrared applications for both imaging and non-imaging systems

Control theory with open and closed-loop feedback

Familiarity with aerospace protocols such as MIL-STD-1553, RS-422, Ethernet, and SpaceWire

Firmware and software development (e.g., VHDL, C, C++, Python, MatLab)

Modeling and analysis of EO/IR systems

Use and development of analytical tools such as MatLab for modeling/analysis for system development and verification

Development and verification of space-based electronics

Familiarity with electrical considerations for thermal vacuum space environments Parts, materials, and processes for space environments Technical leadership of cross-functional/discipline teams

Concept of operations (CONOPS) development

Familiarity with Model Base Systems Engineering

-

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: $94,400 - $198,200

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.