
Senior Process Engineer
Amrize · Garden Grove, CA
- Level
- Senior
- Team
- Process
- Base pay
- $135k–$155k
- Degree
- Required
- Experience asked
- 7+ years
- Industry
- Industrial
- Posted
- 6 days ago
The role in 30 seconds
A senior process role at Amrize (industrial) in Garden Grove, CA.
- They ask for
- 7+ years · degree required
- Tools it names
- Lean, Six Sigma, Root cause, PLC
- Base pay
- $135k–$155k
Read from the posting. The full description is below.
From the plant jobs report · week of October 19, 2026
Process Engineer roles in California: typical posted base $124k–$171k. This one lists $135k–$155k.
Median of the low and high ends of 49 live postings that list pay, out of 78 process engineer openings in California, read from manufacturers' own careers sites.
California plant jobs report →Pay by team and state →What moves pay →
How this role compares
Against 77 other live process postings in California.
- Base pay
- In line with similar roles
- Experience asked
- More than usual (7+ vs 5+)
Typical $122k–$171k, from 47 postings that list pay.
Similar roles usually ask 5+ years.
Skills these teams ask for most
- ✓ Root cause 47%
- ✓ Team leadership 26%
- DOE 24%
- SPC 23%
- Validation (IQ/OQ/PQ) 23%
- New product launch 22%
✓ = this posting asks for it too. % = share of similar postings that mention it.
Stands out: this posting asks for PLC, which few similar roles mention. If you have it, lead with it.
At a glance
Pulled from the posting text. If it's not listed here, the posting didn't say.
How to get in at this plant
Five moves over a week or two. The first one takes ten minutes.
- 1
Pick 2–3 people on the Process team at Amrize
Engineers who joined in the last year or two reply the most. Use the team search on this page to find them.
- 2
Send a short, curious note
One real question about their work. No favors yet. Each person gets a different note, written for this role.
- 3
Turn a reply into a short call
Questions worth asking about this team:
- What does a normal week look like on your team?
- Is the work mostly new product launches or sustaining existing lines?
- How much time do you spend on the floor versus at a desk?
- How did you land the job? What stood out in your interviews?
- 4
Apply with someone vouching for you
If the call went well, ask whether they’d pass your résumé to the hiring manager. Send your résumé link, apply that day, and let them know.
- 5
Bring proof to the interview
One page of before-and-after numbers from projects you led: scrap, OEE, cycle time, cost. Plant managers hire on results.
Full description from AmrizeAs posted on their careers site.ShowHide
About the role
We are seeking an experienced and highly motivated Process Project Engineer to both manage capital improvement projects and provide direct technical support to our manufacturing operations. The ideal candidate is a hands-on engineer with a strong background in chemical process environments. In addition to managing the entire project lifecycle—from scope definition to commissioning - this role will be a key technical resource for the site, responsible for driving continuous improvement by analyzing workflows, identifying bottlenecks, and optimizing existing processes to enhance safety, quality, and efficiency. This position requires a unique blend of technical engineering acumen, project management discipline, and a practical, plant-floor perspective.
Education
- ✓Bachelor of Science in Chemical Engineering (Required)
- ✓Master of Science in Chemical Engineering (Preferred)
Experience
- ✓Minimum of 5-7 years of combined project and process engineering experience in a chemical manufacturing environment.
- ✓Proven track record of managing "cradle-to-grave" capital projects from $50K to $5M+.
- ✓Demonstrated experience in process optimization, troubleshooting, and continuous improvement in a manufacturing setting.
- ✓Direct, hands-on experience with the specification, installation, and startup of process equipment (pumps, piping, tanks, control systems).
- ✓Demonstrated experience in managing and directing contractors and skilled trades.
- ✓Experience in a maintenance or reliability role is a strong plus.
- ✓Experience working in a PSM and RMP regulated environment.
Show full description ↓Show less ↑
Join the Gaco team, a trusted name in building envelope solutions with a heritage dating back to 1955.
We’re seeking a Senior Process Engineer who’s ready to be part of a company committed to formulating everyday success for every customer through innovative, reliable products used to adhere, seal, and protect at every level of the building envelope.
Project Lifecycle Management
- •Lead capital projects from initial concept and feasibility studies through design, procurement, installation, commissioning, and final documentation.
- •Develop detailed project scopes, schedules, and cost estimates ($).
- •Manage multiple projects simultaneously, providing regular status updates to stakeholders.
Process Optimization & Plant Support
- •Analyze production data, workflows, and processes to identify bottlenecks, inefficiencies, and opportunities for improvement.
- •Develop and implement data-driven solutions to improve product quality, increase operational efficiency, and enhance process safety.
- •Lead and support continuous improvement initiatives and root cause analysis investigations for production and safety-related issues.
- •Provide daily technical support to Operations and Maintenance teams to troubleshoot process upsets and ensure stable, reliable production.
Technical Design & Equipment Specification
- •Read, interpret, and modify Piping & Instrumentation Diagrams (P&IDs).
- •Perform engineering calculations to properly size and specify process equipment, including pumps, piping, vessels, valves, and instrumentation.
- •Research and identify the best available equipment and technology for specific applications.
- •Ensure all designs comply with internal standards and relevant industry codes (e.g., ASME, API).
Procurement & Vendor Management
- •Develop comprehensive Request for Quotation (RFQ) packages for equipment and services.
- •Perform technical and commercial bid analyses to select suppliers and contractors.
- •Visit supplier sites to conduct equipment trials and Factory Acceptance Tests (FATs).
- •Perform Site Acceptance Tests (SATs) when equipment has arrived onsite.
Construction & Contractor Management
- •Vet, select, and manage on-site contractors for all installation and construction activities.
- •Lead safety orientations and ensure all on-site work is performed in strict adherence to company safety protocols (e.g., Lockout/Tagout, hot work permits).
- •Ensure that all local, state, and federal rules and regulations are followed during construction (building permits, modification of PSM or RMP, etc.).
- •Provide direct on-site supervision to ensure equipment is installed and erected according to engineering specifications and best practices.
- •Commission equipment and work directly with other functions such as operations, maintenance, and quality to ensure that equipment meets design standards.
- •Work in cross-functional teams to create Standard Operating Procedures (SOPs), follow Management of Change (MOC) protocol, and provide/create equipment documentation where necessary.
Maintenance & Reliability Integration
- •Apply a "Design for Maintainability" mindset to all projects, ensuring safe and efficient access for future maintenance and repairs.
- •Collaborate with the Maintenance and Reliability teams to identify critical spare parts, develop preventative maintenance plans, and ensure a smooth handover of project documentation.
- •Demonstrate a commitment to communicating, improving and adhering to health, safety and environmental policies in all work environments and areas.
- •Promote a culture of safety and exhibit these behaviors.
Skills & Abilities
- •High proficiency in reading and creating P&IDs, Electrical Schematics, Construction Plans, and other technical drawings.
- •Strong analytical and problem-solving skills with a data-driven approach to decision- making.
- •Knowledge of continuous improvement methodologies (e.g., Lean, Six Sigma) and root cause analysis tools.
- •Strong understanding of process control fundamentals (DCS/PLC).
- •Excellent communication skills, with the ability to effectively interact with plant operators, maintenance technicians, and senior m
