Top 135 Senior principal Jobs in Livermore Ca

Sr. Principal Hardware Architect for Optical Transceivers
Coherent Corp. —Fremont, CA
- $127,875 - $223,813 a year
- Full-time
- Bachelor of Science
- Office
- Analysis skills
Senior Principal Engineer- End-to-End AI Training Framework
Bosch Group —Sunnyvale, CA
- $240,000 - $320,000 a year
- Full-time
- Background check
- Management
- Computer Science
- Health savings account
- Disability insurance
Senior Principal Process Engineer
Coherent Corp. —Sunnyvale, CA
- $127,875 - $223,813 a year
- Full-time
- 7 years
- Microsoft Outlook
- Bachelor of Science
Senior Principal People Partner
Workday —Pleasanton, CA
- $174,800 - $310,600 a year
- Full-time
- Office
- Fair chance
- Senior level
- Flexible schedule
Senior/Principal Prototyping Technologist (Machinist) - Manufacturing Svc Pgm & Ops, Onsite
Sandia National Laboratories —Livermore, CA
- $88,900 - $171,900 a year
- Full-time
- Pass drug screening
- 8 years
- High school diploma or GED
- Relocation assistance
- Health insurance
Cleared Senior/Principal R&D Mechanical Engineer - Telemetry Engineering, Onsite
Sandia National Laboratories —Livermore, CA
- $139,900 - $280,600 a year
- Full-time
- 5 years
- Pass drug screening
- Bachelor's degree
- Relocation assistance
- Health insurance
Senior Principal Technical Program Leader – Data Center Power Solutions
Analog Devices —San Jose, CA
- $211,634 - $306,458 a year
- Full-time
- 11+ years
- Master's degree
- Assembly
- Paid holidays
- Health insurance
1d
Senior Principal System Architect
Arm —San Jose, CA
- $323,000 - $437,000 a year
- Email
- Research
- Office
- Master's degree
Senior/Principal R&D Systems Engineer, Electrical - CA Stockpile Systems Engineering, Onsite
Sandia National Laboratories —Livermore, CA
- $139,900 - $280,600 a year
- Full-time
- 5 years
- Engineering
- Pass drug screening
- Relocation assistance
- Health insurance
Senior Staff/Principal Scientist, Organic Chemistry & Biochemistry
Lunar Biosciences —Pleasanton, CA
- $175,000 - $200,000 a year
- Full-time
- Management
- Doctor of Philosophy
- Senior level
- Disability insurance
- Health insurance
Quick Apply
Senior/Principal Machine Learning Engineer
Workday —Pleasanton, CA
- $228,000 - $342,000 a year
- Full-time
- Management
- Computer Science
- Engineering
- Flexible schedule
Senior Principal AI Solutions Architect
Sandisk —Milpitas, CA
- Full-time
- Hybrid work
- Computer science
- Computer Science
- Master's degree
- Health savings account
- AD&D insurance
Quick Apply
Senior Principal AI System Architect
Sandisk —Milpitas, CA
- Full-time
- Hybrid work
- Computer science
- Computer Science
- Master's degree
- Health savings account
- AD&D insurance
Quick Apply
Senior Principal Mechanical Engineer
Hewlett Packard Enterprise —Sunnyvale, CA
- $153,500 - $310,500 a year
- Full-time
- Customer service
- Bachelor of Science
- Laboratory experience
9d
Senior/Principal R&D Systems Engineer - Special Programs, Onsite
Sandia National Laboratories —Livermore, CA
- $139,900 - $280,600 a year
- Full-time
- 5 years
- Engineering
- Pass drug screening
- Relocation assistance
- Health insurance
Senior Principal Optical Design Engineer
Coherent Corp. —Fremont, CA
- $127,875 - $223,813 a year
- Overtime
- Hybrid work
- Writing skills
- English
- Office
Cleared Senior/Principal Mechanical Lead - Telemetry Engineering, Onsite
Sandia National Laboratories —Livermore, CA
- $139,900 - $280,600 a year
- Full-time
- 5 years
- Pass drug screening
- Analysis skills
- Relocation assistance
- Health insurance
Senior/Principal PRT Lead - R&D Systems Engineer - Modular Telemetry Team, Onsite
Sandia National Laboratories —Livermore, CA
- $139,900 - $280,600 a year
- Full-time
- 5 years
- Engineering
- Pass drug screening
- Relocation assistance
- Health insurance
Cleared Senior/Principal R&D Systems Engineer - Mk21 Fuze Systems Engineering, Electrical, Onsite
Sandia National Laboratories —Livermore, CA
- $139,900 - $280,600 a year
- Full-time
- Engineering
- Pass drug screening
- Master's degree
- Relocation assistance
- Health insurance
1d
Senior Associate Principal Engineer
Southland Industries Inc. —Union City, CA
- $155,000 - $175,000 a year
- Microsoft Excel
- Construction site
- Public speaking
- Paid parental leave
- AD&D insurance

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senior principal jobs near livermore ca

Sr. Principal Hardware Architect for Optical Transceivers

Coherent Corp. -
Fremont, CA

Apply Now

Job Details

Full-time
$127,875 - $223,813 a year

Qualifications

Bachelor's degree

Full Job Description

Primary Duties & Responsibilities

Lead the design of PAM4 optical transceivers for datacenter, AI/ML, HPC applications from concept to high-volume production ready
Define and implement the electrical/optical architecture of pluggable/co-packaged optical transceivers meeting customers’ requirements
Work cross-functionally with FW/SW, OSA (optical sub-assembly), process development, Q&R, program/product management to develop fully compliant optical transceivers
Lead the integration of optical, hardware, FW/SW, and process, including troubleshooting and yield improvement
Create various drawings, BOM and ECO as product design documents
Address/resolve DFM issues
Hold the architecture, EVT, DVT phase reviews to lead the design to NPI stage
Perform RF and link simulations as needed

Education & Experience

B.S. with typically 10 years of related experience, M.S./Ph.D. preferred
Strong knowledge and expertise in high-speed RF design, photonics, and optoelectronics
Expertise on high-speed optoelectronic and RF components – designs, specifications, characterization, performance, and qualification
Solid foundation of understanding: signal/power integrity (SI/PI), system integration of FW/SW and HW with respect to functionality and performance, optomechanical design

Skills

Excellent communication and presentation skills
Strong analytical problem-solving skills for product design and debug
Hands-on technical background in PAM4 optical transceiver designs – EML, Silicon Photonics, DSP, driver, TIA, PCB/PCBA, electrical and optical packaging
High-density multiple-layer PCB designs
Experience in RF analysis and design using modeling tools such as CST or HFSS
Optical and electrical lab measurement skills, including script-based test automation

Working Conditions

May require occasional off-site meetings or travel
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

Physical Requirements

Sitting for extended periods while working on a computer or conducting meetings.
Use of hands and fingers for typing, writing, and handling documents.
Occasional lifting of objects or materials up to 20 pounds for administrative tasks.
Ability to communicate verbally and in writing.
Mobility within the office environment to attend meetings or interact with colleagues.

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate 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.

Culture Commitment

Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity – Create an Environment of Trust

Collaboration – Innovate Through the Sharing of Ideas

Accountability – Own the Process and the Outcome

Respect – Recognize the Value in Everyone

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.

If you need assistance or an accommodation due to a disability, you may contact us at [email protected].

#LI-AW1
#IND

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.

JOB INFO

Job Identification

2010759

Posting Date

02/11/2026, 12:22 PM

Degree Level

Master's Degree

Job Schedule

Full time

Locations

48800 Milmont Drive, Fremont, CA, 94538, US

Pay Scale

$ 127,875 - $ 223,813 per year

#LI-AW1

Apply Now

Refine Your Search

senior principal jobs in livermore ca

Sr. Principal Hardware Architect for Optical Transceivers

Senior Principal Engineer- End-to-End AI Training Framework

Senior Principal Process Engineer

Senior Principal People Partner

Senior/Principal Prototyping Technologist (Machinist) - Manufacturing Svc Pgm & Ops, Onsite

Cleared Senior/Principal R&D Mechanical Engineer - Telemetry Engineering, Onsite

Senior Principal Technical Program Leader – Data Center Power Solutions

Senior Principal System Architect

Senior/Principal R&D Systems Engineer, Electrical - CA Stockpile Systems Engineering, Onsite

Senior Staff/Principal Scientist, Organic Chemistry & Biochemistry

Senior/Principal Machine Learning Engineer

Senior Principal AI Solutions Architect

Senior Principal AI System Architect

Senior Principal Mechanical Engineer

Senior/Principal R&D Systems Engineer - Special Programs, Onsite

Senior Principal Optical Design Engineer

Cleared Senior/Principal Mechanical Lead - Telemetry Engineering, Onsite

Senior/Principal PRT Lead - R&D Systems Engineer - Modular Telemetry Team, Onsite

Cleared Senior/Principal R&D Systems Engineer - Mk21 Fuze Systems Engineering, Electrical, Onsite

Senior Associate Principal Engineer

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