Senior Systems Engineer
- Location
- Danbury, CT · On-site
- Job type
- Full-time
- Level
- Lead / Staff
- Experience
- 5+ years
- Education
- Bachelor's degree
- Listed
- 3 days ago
Skills & highlights for this role
- Systems engineering of complex systems
- Requirements management
- System integration
- Requirements verification
- Supplier management
- Qualification and acceptance testing
- Technical writing
- Technical presentations
- Electro-optical systems familiarity
- Digital control systems with FPGAs and/or embedded processors
- Analog electrical design familiarity
- EMI/EMC management
- Cable harness familiarity
- Electrical interface control documents
Also useful
- Decomposition of complex systems and error budgeting
- Visible through LWIR optical systems
- Control theory
- MIL-STD-1553
- RS-422
- Ethernet
- SpaceWire
- VHDL
About the role
- 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
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
Equal opportunity and legal notices
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.
From CACI's careers page, first listed on Rolev.ai on November 10, 2026. Rolev.ai is not the employer.
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More at CACI
All CACI jobsCommon questions
Where is the Senior Systems Engineer job at CACI located?
This Senior Systems Engineer position at CACI is located in Danbury, CT (On-site). Always check CACI's application page for specific state eligibility or relocation policies.
What qualifications are required for Senior Systems Engineer at CACI?
For the Senior Systems Engineer role, CACI highlights 5+ years of relevant experience; a bachelor's degree; experience with Systems engineering of complex systems, Requirements management, System integration, Requirements verification, Supplier management, Qualification and acceptance testing. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Senior Systems Engineer position at CACI?
This listing links directly to CACI's Workday application page. You can apply directly on CACI's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workday application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.