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Optical Engineer

Caci, LLC - Commercial

Danbury, CT · Posted September 22, 2026

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Caci, LLC - Commercial has filed one layoff notice in the last twelve months, covering 75 workers, most recently June 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings

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About the job

Job Title: Optical Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: None

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

* * *

The Opportunity:

Work in a group of optical engineers solving challenging technical problems

Work in inter-disciplinary groups on complex optical system design, manufacture, test, and alignment

Gain hands-on and analytical experience with optics and optical systems

Potential to see complex opto-electronic systems from beginning to end of cycle.

​ Responsibilities:

Perform optical analyses of individual optics or optical systems using commercial and in-house software

Work with individuals from other disciplines (systems, mechanical, thermal, e.g.)

Present analyses to small groups of internal and external customers

Document and review procedures used to manufacture and test optics and optical systems

Use optical modeling software (Zemax, Code V, FRED, other…) to model optical system performance

Work directly with other organizations to oversee testing of optics or optical systems

Qualifications: Required:

Bachelor's degree in Engineering, ideally Optical Engineering or Optical Science, although will consider Physics or Electrical Engineering.

5+ years of demonstrate detailed knowledge of basic optical concepts (imaging, WFE, first order optics)

Basic skill in Microsoft Office applications (PowerPoint, Word, Excel)

Ability to work primarily onsite in Danbury as part of a team

History of working as a leader in a small technical team to solve problems

Must be eligible to obtain and maintain a U.S. Government Security Clearance.

At least one of the desired items below must be demonstrated (but not all)

Desired:

Direct experience with designing optical systems using Code V, Zemax, or other software

Direct experience testing optical components or systems using standard methods

Detailed knowledge of physical optics, Fourier Transforms, pupil functions, point-spread functions

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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: $86,600 - $181,800

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.