{"id":2825747,"url":"https://alion.io/job/caci-international-optical-engineer-4","title":"Optical Engineer","company":{"id":58481,"name":"CACI International","domain":"caci.com","url":"https://alion.io/company/caci-international","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"D","score":47,"open_postings":430,"ghost_share":0.63,"stale_share":0.144,"repost_share":0.749,"time_to_fill_p50_days":48,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Semiconductors","role_family":"Semiconductors","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Danbury, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":86600,"max":181800,"currency":"USD","period":"year","gross":null,"usd_annual":181800},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Office","optional":false}],"status":"live","first_seen_at":"2026-09-22T00:00:00Z","employer_posted_date":"2026-09-22","last_verified_at":"2026-10-30T04:17:12Z","board_verified":true,"closed_at":null,"days_open":38,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":38},"description":"Job Title: Optical EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *The Opportunity:\nWork in a group of optical engineers solving challenging technical problems\nWork in inter-disciplinary groups on complex optical system design, manufacture, test, and alignment\nGain hands-on and analytical experience with optics and optical systems\nPotential to see complex opto-electronic systems from beginning to end of cycle.\nResponsibilities:\nPerform optical analyses of individual optics or optical systems using commercial and in-house software\n Work with individuals from other disciplines (systems, mechanical, thermal, e.g.)\nPresent analyses to small groups of internal and external customers\nDocument and review procedures used to manufacture and test optics and optical systems\n Use optical modeling software (Zemax, Code V, FRED, other…) to model optical system performance\nWork directly with other organizations to oversee testing of optics or optical systems\nQualifications:\nRequired:\nBachelor's degree in Engineering, ideally Optical Engineering or Optical Science, although will consider Physics or Electrical Engineering.\n 5+ years of demonstrate detailed knowledge of basic optical concepts (imaging, WFE, first order optics)\n Basic skill in Microsoft Office applications (PowerPoint, Word, Excel)\nAbility to work primarily onsite in Danbury as part of a team\nHistory of working as a leader in a small technical team to solve problems\nMust be eligible to obtain and maintain a U.S. Government Security Clearance.\n At least one of the desired items below must be demonstrated (but not all)\nDesired:\nDirect experience with designing optical systems using Code V, Zemax, or other software\nDirect experience testing optical components or systems using standard methods\nDetailed knowledge of physical optics, Fourier Transforms, pupil functions, point-spread functions\n-What You Can Expect:\nA culture of integrity.\nAt 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.\nAn environment of trust.\nCACI 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.\nA focus on continuous growth.\nTogether, 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.\nPay Range:\nThere 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. 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