Lead Optical Engineer

Ii-Vi Incorporated Philadelphia , PA 19107

Posted 2 months ago

II-VI AEROSPACE AND DEFENSE is an industry leading developer of engineered materials and systems for military application. II-VI was founded in 1971 and since inception has experience rapid growth into a multibillion dollar company with a global footprint expanding over 18 countries, 69 locations, and 24,000 employees.


Intelligence, Surveillance and Reconnaissance- Industry leader in mission-critical intelligence, surveillance and reconnaissance (ISR) solutions that meet a wide range of requirements for search, detection, tracking, targeting and navigation. Applications include space-based telescopes, high altitude hyperspectral imaging systems, compact turret assemblies, infrared search and track pods, missile warning systems, and advanced infrared targeting systems.

High Energy Laser Systems- Providing future-ready innovations and development for the latest unmanned aerial vehicles (UAV) and high energy laser (HEL) advancements, targeting and search illumination lasers (TIL/SIL), laser communication systems, and low power handheld lasers. II-VI is one of the foremost experts in engineered materials and laser gain crystal growth. We provide leading edge innovations in laser engineering and EMI shielding designs.

Missiles & Ordnance- Leading domain expert in custom designed optical products for line of sight, guided radar & laser, hypersonic and long range defense systems. II-VI has delivered tens of thousands of guided missile domes that feature our proprietary optical designs and engineered materials. We are a leading supplier of ZnS multi-spectral for broadband windows, domes and related assemblies.

Through collaborative development programs, II-VI is leading advanced development for the next generation of hypersonic radome solutions to ensure overmatch in missiles and ordnance applications. Our custom imaging lenses, such as our leading edge 14.5x mid-wave infrared (MWIR) zoom lenses, enable advanced acquisition and tracking systems.

Electromagnetic Interference & Survivability- Specialist in the development of electromagnetic interference and survivability solutions for mission-critical applications in all military branches and in multi-service joint operations. We develop highly engineered materials and material systems that meet the most demanding performance requirements of our customers. II-VI is a leader in meta-materials, non-linear optics and patterning technology for frequency selective surfaces (FSS) shielding. Our conductive, absorptive, and disruptive solutions are highly optimized to our customer's custom requirements. From large format panels to double-sided film, our ultra-precision EMI/RF design, patterning, coating, testing, and assemblies are all processed in our access-restricted facilities in the U.S.


Industry leading Competitive pay and great benefits

II-VI Aerospace and Defense offers a comprehensive benefits package including:

Insurance options including medical, dental, vision, prescription drug, group life, and short-term disability

Vacation and Holiday pay

Quarterly profit bases bonus program

Profit Sharing program

Direct deposit

401(k) enrollment with match

Skills enhancements and free training courses

Tuition reimbursement

Referral and other bonus programs

Mission- Total customer satisfaction and value through excellent quality, exceptional performance, continuous improvement and on time delivery

Basic Function:

The Optical Engineering function is to lead technical teams and coordinate engineering activities for design, development, and implementation of new optical components and systems. Responsibilities include all aspects of optical engineering including component and system design, material selections, assembly process development (especially alignment and test issues), qualification, and process documentations. Serve as the Process Owner for optical design processes (hardware and software) including implementation processes, monitoring of process operations and status, and support of software and hardware maintenance and appropriate upgrades. Support program management and operation personnel with technical guidance on assigned projects. Ensure that design concepts comply with customer's specifications and are manufacturable. Support acceptance testing, qualification testing, and troubleshooting efforts on assigned programs. Participate in configuration control, change control, and MRB activities to support assigned programs. Responsible for contributing to proposals and quotations for proposed work.


Education/Work Experience:

Typically requires a Bachelor's degree in optical or mechanical engineering, optical-physics, or a related discipline. An understanding of optical and mechanical design processes and the ability to apply engineering theories and concepts are essential.

  • Minimum 7 years of related experience in a professional role with Bachelor's degree; or equivalent experience.

  • Minimum 5 years with Master's degree or 3 years with PhD's degree.


  • Excellent interpersonal and communication skills. Must be a self-starter, capable of developing innovative, original and efficient design concepts for precision optical systems, subsystems, and instruments that function in commercial, military and space environments. Strong leadership abilities. Project Management experience is desired.

  • Experience in conceptual development, detailed analysis, conceptual and detailed computer aided (e.g. Zemax, CODE V, etc.) design of optical imaging systems.

  • Diverse optical sensor experience, including the design and modeling of ultraviolet, visual and infrared waveband systems, optically-passive a thermal sensors, illuminations and projection systems using coherent and incoherent sources.

  • Strong technical knowledge of a wide application of principles, theories and concepts in the field of precision optical system and subsystem design. Solid understanding of physical optics and system performance criteria.

  • Strong analytical skills is required to make analytic assessments of designs and make trades on the basis of both technical excellence and end item cost.

  • Experience in metal machining and conventional optical fabrication technologies (grinding, polishing, coating, testing, etc.). Experience in design for manufacturing across the entire product cycle.

  • Experience with networked PC based computer system (MS Office, spreadsheets, access, graphics, Email, ERP systems, and accounting software).

  • May be subject to a security investigation and meet eligibility requirements for access to classified information.

Key experience, knowledge, or specialization that will enhance effectiveness in this position includes:

  • Opto-mechanical assembly techniques

  • Optical alignment and optical alignment tools and methods

  • Crystalline, glass, and polymer materials for refractive systems in the IR, SWIR, NIR, Visible, and UV portions of the spectrum

  • Anti-Reflective (AR), High-Reflective (HR), and filter optical coatings

  • Metals, plating, conversion film, and coating materials for mechanical structures or reflective optical system substrates

  • Materials and mounting methods for opto-mechanical systems; preparation and use of primers, one and two part adhesives, and elastomers

  • Optical element cleaning, handling, and packaging

  • Clean room protocols and processes

  • Assisting other engineers and technicians in alignment methods, error budgets, error analysis, and tools

  • Conducting trade studies and engineering analyses of optical alignment and tests for optical instruments

  • Knowledge of thermal, mechanical, vibration, and shock effects on optical systems

  • Optical metrology and/or alignment instruments and techniques (interferometers, spectrophotometers, autocollimators, theodolites, measuring/toolmaker microscope, lasers, etc.)

  • Mechanical metrology instruments and techniques and geometric dimensioning and tolerancing (GD&T Y14.5)

  • Knowledge of optical and mechanical materials and fabrication processes

  • Experience using CAD software; SOLIDWORKS experience preferred

  • Optical design and analysis; hands-on experience with Zemax, CODE V, OSLO, etc. is a plus

  • Computer programming

  • Vendor/supplier sub-contract management including optics, mechanics, tooling fabrication, and optical coatings


Ability to handle multiple priorities involving external and internal priorities

Ability to excel in a cross-organizational, cross cultural, global team environment

Handle special assignments promptly and professionally

Set a high standard of ethics, professionalism, leadership, and competency

Physical requirements of the job require the ability to stand for long periods of time, reaching, stretching, bending, grasping and turning. Assemblies and systems range in weight and size; may be required to lift/manipulate/carry up to 30 lbs. Must be able to wear protective/clean room gear for prolonged periods of time. Work is performed in both a lab/test area and office environment.

Due to ITAR compliance, this position requires candidates to be a U.S. Citizen, Permanent Resident Alien, or Protected Individual per 8 U.S.C. 1324b(a)(3)

Demonstrates and promotes the II-VI Incorporated values: Customer First, Honesty and Integrity, Open Communications, Teamwork, Continuous Improvement and Learning, Manage by the "Facts", A Safe, Clean and Orderly Workplace

Candidates acknowledge II-VI A & D has a drug and alcohol policy that provides for pre-employment drug testing as a condition of employment.

II-VI Aerospace and Defense is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

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Lead Optical Engineer

Ii-Vi Incorporated