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Senior Manufacturing Process Engineer Jobs in California

Gantri

Senior Manufacturing Process Engineer

San Leandro, CA · On-site

$117K - $152K/yr

We are looking for a seasoned, exceptionally resourceful Senior Manufacturing Process Engineer to help make that happen. Role Our engineering leadership has defined a portfolio of high-impact ...

Gantri

Senior Manufacturing Process Engineer

San Leandro, CA · On-site

$117K - $152K/yr

We are looking for a seasoned, exceptionally resourceful Senior Manufacturing Process Engineer to help make that happen. Role Our engineering leadership has defined a portfolio of high-impact ...

Oura

Senior Manufacturing Process Engineer

San Francisco, CA · On-site

$122K - $158K/yr

As a Senior Process Engineer, you feel equally comfortable working hands-on on the factory floor as you do driving Design for Manufacturability in new product development projects across all levels ...

Viavi Solutions

Manufacturing Process Engineer

Santa Rosa, CA · On-site

$80K - $107K/yr

Job Summary: • The Senior Manufacturing Process Engineer develops, maintains, and evolves advanced manufacturing processes and systems for thin-film-based pigments production. This role focuses on ...

Teksky

Manufacturing Process Engineer

San Jose, CA · On-site

$86K - $114K/yr

A Manufacturing Process Engineer is responsible for developing and implementing manufacturing processes and instructions, to ensure manufactures products the meet the customer specifications and ...

Abbott

Manufacturing Process Engineer

Temecula, CA

$61K - $122K/yr

Experienced Manufacturing Process Engineer that works under limited supervision. Applies subject matter knowledge in the area of Medical Device and Manufacturing Engineering. Requires capacity to ...

Abbott

Manufacturing Process Engineer

Temecula, CA · On-site

$61K - $122K/yr

Experienced Manufacturing Process Engineer that works under limited supervision. Applies subject matter knowledge in the area of Medical Device and Manufacturing Engineering. Requires capacity to ...

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Senior Manufacturing Process Engineer information

See California salary details

$74K

$119.5K

$168.3K

How much do senior manufacturing process engineer jobs pay per year?

As of Aug 3, 2026, the average yearly pay for senior manufacturing process engineer in California is $119,530.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,600.00 and $132,700.00 per year, depending on experience, location, and employer.

What are the main challenges a Senior Manufacturing Process Engineer faces when implementing process improvements?

One of the primary challenges Senior Manufacturing Process Engineers encounter is balancing the need for process innovation with maintaining production efficiency and product quality. Implementing new technologies or methodologies often requires extensive cross-functional collaboration, training, and sometimes overcoming resistance to change from team members. Additionally, ensuring that process improvements comply with industry regulations and safety standards can add complexity. However, these challenges provide valuable opportunities to develop leadership skills and drive significant impact within the organization.

What are the key skills and qualifications needed to thrive as a Senior Manufacturing Process Engineer, and why are they important?

To thrive as a Senior Manufacturing Process Engineer, you need a strong background in engineering principles, process optimization, and manufacturing systems, typically with a bachelor's or master's degree in engineering and relevant industry experience. Familiarity with CAD/CAM software, Lean Six Sigma methodologies, and statistical process control tools is highly valued, along with certifications such as Six Sigma Green or Black Belt. Exceptional problem-solving abilities, leadership, and effective communication are crucial soft skills for driving process improvements and collaborating across teams. These skills ensure efficient production, high product quality, and continuous operational enhancements in a competitive manufacturing environment.

What does a Senior Manufacturing Process Engineer do?

A Senior Manufacturing Process Engineer is responsible for designing, analyzing, and improving manufacturing processes to increase efficiency, quality, and safety in production environments. They lead projects to implement new technologies, troubleshoot process issues, and optimize workflows. They also work closely with cross-functional teams to ensure that products meet industry standards and regulatory requirements. Additionally, they mentor junior engineers and support continuous improvement initiatives within the organization.

What is the difference between Senior Manufacturing Process Engineer vs Manufacturing Engineer?

AspectSenior Manufacturing Process EngineerManufacturing Engineer
Required CredentialsBachelor's degree in engineering, 5+ years experience, possibly certifications like Six SigmaBachelor's degree in engineering or related field, 1-3 years experience
Work EnvironmentOversees process improvements, leads projects, collaborates with cross-functional teamsSupports manufacturing operations, implements process changes, troubleshoots production issues
Employer & Industry UsageUsed in manufacturing plants, automotive, aerospace, electronics industriesCommon in similar industries, entry to mid-level roles in manufacturing

The main difference is that a Senior Manufacturing Process Engineer typically has more experience, takes on leadership roles, and oversees complex process improvements, while a Manufacturing Engineer focuses on supporting and implementing manufacturing processes at a more operational level.

What are popular job titles related to Senior Manufacturing Process Engineer jobs in California? For Senior Manufacturing Process Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Senior Manufacturing Process Engineer jobs in California look for? The top searched job categories for Senior Manufacturing Process Engineer jobs in California are:
What cities in California are hiring for Senior Manufacturing Process Engineer jobs? Cities in California with the most Senior Manufacturing Process Engineer job openings:
Senior Manufacturing Process Engineer jobs near you
Infographic showing various Senior Manufacturing Process Engineer job openings in California as of July 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $119,530 per year, or $57.5 per hour.

Senior Manufacturing & Process Engineer

Winchester Interconnect

Garden Grove, CA • On-site

$105K - $137K/yr

Full-time

Posted 3 days ago

New

Winchester Interconnect rating

7.0

Company rating: 7.0 out of 10

Based on 20 frontline employees who took The Breakroom Quiz

Job description

At Winchester Interconnect, we always do the right thing, the right way.
Winchester Interconnect is committed to inspiring the most innovative teams. We foster a dynamic, inclusive environment that thrives on collaboration and continuous growth. We hire exceptional people, celebrate wins, empower employee growth, and provide opportunities to thrive. Winchester is where potential transforms into purpose, and every team member plays a vital role in shaping our shared success.
Position Summary:
As our Senior Manufacturing & Process Engineer, you will act as a pivotal bridge between our technical engineering operations and our key client stakeholders. You will be responsible for evaluating, optimizing, and scaling manufacturing processes to improve production efficiency, product quality, and cost savings in a high-mix, low-volume aerospace and defense manufacturing environment.
As a senior team member, you will leverage extensive process engineering expertise to solve complex technical challenges, establish rigorous process documentation, and lead customer-facing technical discussions to ensure production capabilities align seamlessly with customer specifications. You will play a vital role in ensuring that our products consistently meet the rigorous standards of the space, defense, and industrial markets we serve.
This position reports to the Engineering Manager.
Qualifications & Requirements:
  • Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Electrical Engineering, or a related technical discipline.
  • Must be a U.S. Person (U.S. Citizen or Permanent Resident) due to ITAR regulations.
  • Minimum 7+ years of progressive experience in process or manufacturing engineering within a high-precision or regulated manufacturing environment (aerospace, defense, or space applications preferred).
  • Familiarity with cable assembly design, manufacturing processes, connector systems, and testing protocols including MIL-DTL specifications is highly desired.
  • Understanding of industry workmanship standards including IPC/WHMA-A-620 and J-STD-001; IPC certification is strongly preferred.
  • Proven track record of leading technical presentations, managing client expectations, and handling customer-driven design and production reviews.
  • Six Sigma Green Belt or Black Belt certification strongly preferred; demonstrated mastery of Lean Manufacturing tools (Kaizen, 5S, VSM, Poka-Yoke).
  • Experience working under AS9100 and ISO9001 quality management systems.
  • Exceptional technical writing skills; proficiency in 2D/3D CAD software (e.g., SolidWorks, AutoCAD) and ERP/MRP systems; Syspro experience is a plus.
  • Outstanding verbal and written communication skills with the ability to convey complex engineering concepts across all levels of the organization, including customers and program teams.

Our core values - Accountability, Collaboration, and Empowerment (ACE) - are the foundation of how we operate and drive success. You will take ownership of your contributions, collaborate with a team that gets stuff done, and be empowered to innovate and pursue bold initiatives that drive our business forward.
Are You Our Next ACE?
  • Assess existing production processes, identify bottlenecks, reduce cycle times, eliminate waste, and implement Lean/Six Sigma continuous improvement initiatives across the facility.
  • Serve as the primary technical subject matter expert (SME) during customer meetings, design reviews, technical audits, and engineering site visits.
  • Collaborate directly with customer engineering teams on Design for Manufacturability (DFM) and Design for Assembly (DFA) feedback to ensure smooth transitions during the New Product Introduction (NPI) process.
  • Lead complex troubleshooting for internal and external quality escapes, utilizing root cause analysis methods (5-Why, Fishbone, 8D, CAPA) to implement permanent and robust solutions in collaboration with the Quality team.
  • Author, revise, and continuously improve robust process documentation, including Standard Operating Procedures (SOPs), Work Instructions (WIs), Manufacturing Process Specifications, and Control Plans within the ERP system.
  • Lead and maintain Process Failure Mode and Effects Analysis (PFMEA) activities to proactively identify and mitigate manufacturing risks.
  • Oversee process validation protocols and ensure all engineering processes and documentation comply with applicable industry standards including MIL-DTL, IPC/WHMA-A-620, AS9100, and customer-specific requirements.
  • Mentor and develop junior engineers and manufacturing engineers, elevating the technical capability of the team through hands-on coaching and knowledge sharing.
  • Support the commercial team by providing timely and accurate technical input, labor estimates, and process recommendations to improve quote quality and turnaround.
  • Comply with all company policies and procedures.
  • Perform other duties as assigned.

Systems You'll Use:
  • Google Workspace / SmartView / Salesforce
  • ADP / Syspro / QMS / Planful / AwardCo

Pay Transparency:
Winchester Interconnect Corporation is committed to pay transparency. The pay range for this position is $110,000 - $140,000 per year plus 10% AIP. Exact salary will be contingent upon your experience, education, skills, and any other factors Winchester Interconnect Corporation considers relevant to the hiring decision.
For a sneak peek into some of our benefits and to learn more about our career opportunities, click here https://www.winconn.com/jobs/.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. In addition to federal law requirements, Winchester Interconnect complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.
Winchester Interconnect expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.

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