Principle System Integration Engineer

Coherent • Fremont, CA

3d • Onsite

About The Position

Lead technical engagement with hyperscale AI/cloud networking infrastructure, networking, qualification, and sourcing teams to align product configuration, performance targets, telemetry needs, and sample plans. Drive readiness before customer shipment by coordinating demo hardware or EVB, reference firmware, interoperability coverage, tolerance testing, corner-condition calibration, and proactive system-level verification. Own cross-functional issue resolution for firmware and system integration, CMIS interpretation, power and thermal limits, optical performance, telemetry, and manufacturing issues; ensure fast response and closure plans. Coordinate with switch, NIC, and system vendors and internal product lines to remove interoperability blockers and improve first-pass qualification success at customer. Provide clear executive updates, risk registers, and trade-off recommendations covering schedule, capacity, yield, BOM diversity, and customer commitments. Build long-term trust with customer engineering leaders through regular onsite and offsite reviews and hands-on support during bring-up, qualification, and ramp.

Requirements

• B.S. or M.S. in Electrical Engineering, Physics, Optics, Computer Engineering, or a related field.
• 7+ years in technical marketing, customer engineering, systems engineering, or technical program management for optical transceivers, networking, or datacenter hardware.
• Strong working knowledge of optical module qualification, firmware and system bring-up, CMIS, telemetry or DDM, power and thermal trade-offs, and switch or NIC interoperability.
• Proven ability to influence hyperscale customers and lead cross-functional teams across R&D, operations, quality, and external partners to close urgent technical issues.
• Excellent communication and program leadership: concise executive updates, clear decision options, and data-driven problem solving.

Nice To Haves

• Experience supporting 800G or 1.6T qualification, or similar high-speed optical products with hyperscale customers, is strongly preferred.

Responsibilities

• Lead technical engagement with hyperscale AI/cloud networking infrastructure, networking, qualification, and sourcing teams to align product configuration, performance targets, telemetry needs, and sample plans.
• Drive readiness before customer shipment by coordinating demo hardware or EVB, reference firmware, interoperability coverage, tolerance testing, corner-condition calibration, and proactive system-level verification.
• Own cross-functional issue resolution for firmware and system integration, CMIS interpretation, power and thermal limits, optical performance, telemetry, and manufacturing issues; ensure fast response and closure plans.
• Coordinate with switch, NIC, and system vendors and internal product lines to remove interoperability blockers and improve first-pass qualification success at customer.
• Provide clear executive updates, risk registers, and trade-off recommendations covering schedule, capacity, yield, BOM diversity, and customer commitments.
• Build long-term trust with customer engineering leaders through regular onsite and offsite reviews and hands-on support during bring-up, qualification, and ramp.

Benefits

• Regular use of a computer and other office equipment is necessary
• Interaction with team members and external contacts is a regular part of the job
• May require occasional overtime and flexibility in work hours to accommodate the executive’s needs
• All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.
• 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.
• Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.: I ntegrity – Create an Environment of Trust C ollaboration – Innovate Through the Sharing of Ideas A ccountability – Own the Process and the Outcome R espect – Recognize the Value in Everyone E nthusiasm – 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.
• If you need assistance or an accommodation due to a disability, you may contact us at [email protected].

What This Job Offers

• Job Type: Full-time
• Career Level: Principal