II-VI Aerospace & Defense
Sr. Principal Engineer – II-VI Aerospace & Defense
Join to apply for the
Sr. Principal Engineer
role at
II-VI Aerospace & Defense .
Base pay range:
$127,875.00/yr - $223,813.00/yr .
Job Description Primary Duties & Responsibilities
Technology Leadership: Architect and lead R&D projects involving VCSEL-based and SiPh interconnect technologies, with applications in 800G/1.6T transceivers and beyond.
Develop novel CPO architectures for high-density AI/ML workloads, focusing on reducing power, latency, and system complexity.
Drive the convergence of datacom and AI by co-designing photonics and electronic platforms tailored to edge inference and training clusters.
AI-System Co-Design: Collaborate with AI hardware teams to define interconnect requirements for AI accelerators (GPUs/NPUs).
Develop and evaluate low-latency, high-throughput optical links for real-time AI inference, especially for edge and hybrid cloud environments.
Leverage ML techniques (e.g., reinforcement learning, neural architecture search) for hardware/system optimization.
Photonic Device & Packaging Innovation: Lead the integration of VCSELs, SiPh modulators, and photonic packaging into scalable system architectures.
Investigate next-gen materials and packaging for improved thermal management and photonic-electronic co-integration.
Guide reliability assessments and DfX strategies to ensure manufacturability at scale.
Collaboration & Mentorship: Partner with cross-functional teams: signal integrity, firmware, AI system architects, and manufacturing.
Mentor junior engineers and guide cross-disciplinary research initiatives.
Contribute to technology standardization and IP development (publications, patents, consortium involvement).
Education & Experience: Ph.D. or M.S. in Electrical Engineering, Photonics, Computer Engineering, or related discipline.
5+ years of hands-on experience in datacom photonics, with a strong background in VCSELs, SiPh, or integrated optics.
Skills: Leadership capabilities, strong interpersonal, teaming, and problem-solving skills. Ability to work effectively with other members of II-VI A&D.
Working Conditions: Expertise in CPO system design, including mechanical, thermal, and optical interface co-optimization. Proven experience in AI hardware or co-design of interconnects for AI compute workloads. Familiarity with standards (IEEE 802.3, OIF, COBO) and simulation tools (Lumerical, HFSS, COMSOL).
Physical Requirements: Onsite / hybrid work required.
Safety, Quality, and Environment All employees are required to follow the site EHS procedures and corporate EHS standards. Depending on location, this position may be responsible for the execution and maintenance of ISO 9000, 9001, 14001 and/or other applicable standards within the Quality Management System and Environmental Management System.
Culture Commitment Ensure adherence to the company’s values (ICARE) in all aspects of your position:
I – Integrity – Create an Environment of Trust
C – Collaboration – Innovate Through the Sharing of Ideas
A – Accountability – Own the Process and the Outcome
R – Respect – Recognize the Value in Everyone
E – Enthusiasm – Find a Sense of Purpose in Work
Coherent Corp. 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 II-VI Aerospace & Defense is a high technology company with offices in California, Colorado, Florida, Pennsylvania, and Ohio, working in areas such as atmospheric sensing and imaging, adaptive optics, optical communications, coherent beam combining, and numerical performance analysis of atmospheric optics systems. We offer opportunities for career advancement and professional development.
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 required assistance, in writing, for a specific opening.
Job Function
Engineering and Information Technology
Industries
Defense & Space
Referrals increase your chances of interviewing at II-VI Aerospace & Defense. Get notified about new Senior Principal Engineer jobs in Santa Clara, CA.
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Sr. Principal Engineer
role at
II-VI Aerospace & Defense .
Base pay range:
$127,875.00/yr - $223,813.00/yr .
Job Description Primary Duties & Responsibilities
Technology Leadership: Architect and lead R&D projects involving VCSEL-based and SiPh interconnect technologies, with applications in 800G/1.6T transceivers and beyond.
Develop novel CPO architectures for high-density AI/ML workloads, focusing on reducing power, latency, and system complexity.
Drive the convergence of datacom and AI by co-designing photonics and electronic platforms tailored to edge inference and training clusters.
AI-System Co-Design: Collaborate with AI hardware teams to define interconnect requirements for AI accelerators (GPUs/NPUs).
Develop and evaluate low-latency, high-throughput optical links for real-time AI inference, especially for edge and hybrid cloud environments.
Leverage ML techniques (e.g., reinforcement learning, neural architecture search) for hardware/system optimization.
Photonic Device & Packaging Innovation: Lead the integration of VCSELs, SiPh modulators, and photonic packaging into scalable system architectures.
Investigate next-gen materials and packaging for improved thermal management and photonic-electronic co-integration.
Guide reliability assessments and DfX strategies to ensure manufacturability at scale.
Collaboration & Mentorship: Partner with cross-functional teams: signal integrity, firmware, AI system architects, and manufacturing.
Mentor junior engineers and guide cross-disciplinary research initiatives.
Contribute to technology standardization and IP development (publications, patents, consortium involvement).
Education & Experience: Ph.D. or M.S. in Electrical Engineering, Photonics, Computer Engineering, or related discipline.
5+ years of hands-on experience in datacom photonics, with a strong background in VCSELs, SiPh, or integrated optics.
Skills: Leadership capabilities, strong interpersonal, teaming, and problem-solving skills. Ability to work effectively with other members of II-VI A&D.
Working Conditions: Expertise in CPO system design, including mechanical, thermal, and optical interface co-optimization. Proven experience in AI hardware or co-design of interconnects for AI compute workloads. Familiarity with standards (IEEE 802.3, OIF, COBO) and simulation tools (Lumerical, HFSS, COMSOL).
Physical Requirements: Onsite / hybrid work required.
Safety, Quality, and Environment All employees are required to follow the site EHS procedures and corporate EHS standards. Depending on location, this position may be responsible for the execution and maintenance of ISO 9000, 9001, 14001 and/or other applicable standards within the Quality Management System and Environmental Management System.
Culture Commitment Ensure adherence to the company’s values (ICARE) in all aspects of your position:
I – Integrity – Create an Environment of Trust
C – Collaboration – Innovate Through the Sharing of Ideas
A – Accountability – Own the Process and the Outcome
R – Respect – Recognize the Value in Everyone
E – Enthusiasm – Find a Sense of Purpose in Work
Coherent Corp. 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 II-VI Aerospace & Defense is a high technology company with offices in California, Colorado, Florida, Pennsylvania, and Ohio, working in areas such as atmospheric sensing and imaging, adaptive optics, optical communications, coherent beam combining, and numerical performance analysis of atmospheric optics systems. We offer opportunities for career advancement and professional development.
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 required assistance, in writing, for a specific opening.
Job Function
Engineering and Information Technology
Industries
Defense & Space
Referrals increase your chances of interviewing at II-VI Aerospace & Defense. Get notified about new Senior Principal Engineer jobs in Santa Clara, CA.
#J-18808-Ljbffr