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Principal Electrical Engineer

II-VI Aerospace & Defense
Warren, NJ Full Time
POSTED ON 11/26/2025
AVAILABLE BEFORE 12/25/2025
Job Description

Coherent A&D is seeking an Electrical Engineer to design complex system circuit boards required in challenging products for the Aerospace and Defense industry. Responsible for both system level and detailed circuit design, modeling, and simulation for laser-based products. Circuit designs will include laser diodes, photodetectors, modulator drivers, TIAs, temperature controllers, clock generators, matched RF signals and FPGA complexes.

Primary Duties & Responsibilities

  • Drive the electrical architecture of system circuit boards to meet customer specifications with minimal oversite.
  • Design high-density multi-layer PCBAs from initial concept to completion.
  • Execute circuit designs that utilize a high degree of E/O and O/E functions.
  • Create schematic drawings/BOMs.
  • Work with circuit layout and board assembly subcontractors.
  • Perform electrical simulations and power analysis.
  • Support customer reviews required to pass design development gates.
  • Execute the integration of electronics, FPGAs and software/firmware supporting all phases of testing.
  • Develop test specifications and bring up work instructions for designs
  • Collaborate with cross-functional teams consisting of optical, mechanical and system engineers.
  • Participates in writing proposals, providing cost and schedule estimates in support of new business.

Education & Experience

  • Bachelor’s degree in electrical/electronic engineering with 9 years of circuit design experience or Master’s degree with 7 years’ experience, or Ph.D. with 4 years’ experience

Skills

Required

  • Proven expertise in designing high density multi-layer PCBAs.
  • Strong RF fundamentals and analog circuit design skills required.
  • Background in circuit theory, control loops, high-speed DACs/ADCs, and mixed-signal design.
  • Experience with programmable logic devices and control system circuit design.
  • Experience managing noise, jitter, crosstalk, signal integrity on PCB designs.
  • Use of schematic capture tools (Altium, Orcad) and simulators
  • Familiar with PCB layout browsers (Altium, PADS, Xpedition).
  • Self-motivated, responsible and team player.

Desired

  • Design experience with switching power supplies, TEC controllers, laser diode drivers and photodetectors strongly desired.
  • Background in RF signal processing and/or optical fiber system design.
  • Experience with RF circuit board design for isolation with high-speed small signals and decoupling of high-speed digital lines for A/D and D/A circuits.
  • Mixed Signal and matched 50/100 ohm microstrip and strip line design practice.
  • Knowledge of circuit board thermal and EMI management, and ESD protection
  • Experience with government defense design processes.

Working Conditions

Primarily an engineering design function with office working conditions

Physical Requirements

Primarily an engineering function with few physical requirements

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent A&D EHS standards.

Quality And Environmental Responsibilities

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Coherent A&D is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

To conform to U.S. Government export regulations (ITAR), applicant must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8. U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State."

About Us

Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!

Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.

About The Team

II-VI Aerospace & Defense is a high technology company, offering careers in offices and campuses in California, Colorado, Florida, Pennsylvania, and Ohio. We work with emerging technology in areas of atmospheric sensing and imaging, adaptive optics, optical communications, coherent beam combining, and numerical performance analysis of atmospheric optics systems. II-VI A&D has recently been awarded several new government contracts and we are offering opportunities to leverage your technical experience and interpersonal skills for something more than a simple paycheck. If this sounds like the type of environment you are seeking at this point in your career, and if your background meets these qualifications, please apply. We will offer a competitive salary and benefits. Since II-VI A&D is a rapidly expanding organization, it means that significant opportunities exists for career advancement and professional development.

Salary : $105,225 - $180,205

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