32 entry level process engineer jobs at 24 companies in Rohnert Park, CA

3w
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Process Engineer
Berkeley or Menlo Park
$90k-$150k/yr OnsiteFull Time
AttoTude
AttoTude: Developing terahertz-based interconnect solutions for AI data centers.
Hands-on micro- and nanofabrication experience in a cleanroom; operate photolithography, deposition, etch, and metrology tools; follow safety/chemical protocols; document processes and troubleshoot yield issues.
spin coater, mask aligner, developer, evaporation, sputtering, PECVD, RIE, DRIE, wet etch, optical microscopy, profilometry, ellipsometry, SEM
1mo
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Process Engineer - System In Package - Alternative Hours
Santa Rosa, California, United States
$139k-$232k/yr OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.
2+ YOEBachelor's in engineering or related field, 2+ years manufacturing/semiconductor/hardware experience, process and equipment troubleshooting, independent operations support, strong judgment, and communication skills.
1mo
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Process Engineer - System In Package - Alternative Hours
Santa Rosa, California, United States
$139k-$232k/yr OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.
2+ YOEBachelor's in engineering or related field, 2+ years manufacturing/semiconductor or related experience, troubleshooting and production support skills, ability to work off-peak hours and relocate to Santa Rosa, CA.
4w
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Project Manager & Process Engineer Jr. - Vallejo Plant
Vallejo, California, United States
OnsiteFull Time
Procter & Gamble
Procter & GambleNYSE: PG: Manufactures and sells diverse consumer packaged goods globally.
Degree in engineering, knowledge of continuous improvement and manufacturing processes, project lifecycle experience, ability to lead commissioning and automation initiatives, strong analytical and communication skills.
1w
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Process Technician
Oakland, California, United States
OnsiteFull Time
ReSource Chemical
ReSource Chemical: Produces bio-based monomers from carbon dioxide and biomass.
2+ YOEBachelor's in engineering, 2+ years industrial experience, ability to operate and troubleshoot pilot-scale reactors and sanitary tanks, follow safety protocols, lift up to 50 lbs, and support process documentation.
1mo
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Construction Engineer
Concord, California, United States
$83k-$135k/yr OnsiteFull Time
UNICO Engineering
UNICO Engineering: Provides construction management, land surveying, and systems integration services to public and private clients.
2+ YOEEIT required (PE preferred). 2+ years construction experience with BS in construction/civil/structural engineering or 8 years construction engineering experience. Knowledge of Caltrans process and transportation project standards; strong communication and teamwork.
4d
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Associate Metallurgical Engineer
San Francisco, California, United States
$85k-$95k/yr OnsiteFull Time
Mariana Minerals
Mariana Minerals: Building software-first infrastructure to produce and refine critical minerals.
0+ YOEB.S. or M.S. in chemical/mining/metallurgical engineering, 0–2 years relevant experience, hands-on process development or pilot testing experience, strong problem-solving and communication skills.
Microsoft Excel, Python, MATLAB
4w
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Manufacturing Engineer II - Metals
Alameda, California, United States
$95k-$127k/yr OnsiteFull Time
Penumbra
PenumbraNYSE: PEN: Designs and manufactures medical devices for vascular conditions.
1+ YOEBachelor's in engineering or related plus 1+ years engineering experience; manufacturing or medical device experience preferred; knowledge of FDA regulations, Lean, materials/processes; strong communication; proficiency with Microsoft Office and other computer applications.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access
2w
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Process and Thermal Performance Intern
Alameda or Florida
$35-$45/hr HybridInternship
Rondo Energy
Rondo Energy: Manufactures thermal batteries for industrial zero-carbon heat delivery.
Pursuing Bachelor's or Master's in Mechanical/Chemical engineering, coursework in thermodynamics/fluid mechanics/heat transfer, familiarity with 1D thermal-fluid analysis and simulation tools, strong math and communication skills.
AFT, Ebsilon, Aspen, MATLAB, Aspen Plus/HYSYS, CFD, FEA
1mo
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Flight Test Engineer Intern (Fall 2026)
South San Francisco, California, United States
$40/hr OnsiteFull Time, Internship
Zipline
Zipline: Operates an autonomous drone delivery system for medical supplies.
Must be at least a second-year undergraduate (or grad) in a relevant engineering/technical field; strong math/physics, experience with autonomous/robotic system integration and testing, data processing and visualization, and strong communication skills.
Python, DataBricks, SQL
3w
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Network Planning Sales Engineer Associate (Fall 2026)
San Francisco, California, United States
$2k/wk OnsiteContract
Astranis
Astranis: Builds and operates small geostationary communications satellites.
New grads from a four-year university; strong system optimization and trade-study skills; process-oriented; scripting experience preferably Python; strong communication; U.S. citizen/LPR/refugee/asylee required.
Python
2w
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Software Engineer, Wikidata Platform
San Francisco or Arizona or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Maryland or Massachusetts or Michigan or Minnesota or Missouri or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Puerto Rico or Rhode Island or Tennessee or Texas or Utah or Vermont or Virginia or Washington or West Virginia or Wisconsin or Wyoming or Brazil or Canada or Colombia or France or Germany or Ghana or India or Indonesia or Italy or Kenya or Mexico or Morocco or Netherlands or Poland or Singapore or South Africa or Spain or Switzerland or United Kingdom
$95k-$149k/yr RemoteFull Time
Wikimedia Foundation
Wikimedia Foundation: Operates Wikipedia and provides global free knowledge infrastructure.
2+ YOE2+ years backend/platform engineering on distributed systems, proficiency in Java or C++, experience with production-grade services, observability, and data processing technologies.
Java, C++, Kafka, Flink, Docker, Kubernetes, RDF, SPARQL
2mo
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Senior/Staff Software Engineer (Platform)
San Francisco, California, United States
$160k-$250k/yr OnsiteFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
2+ YOEExperience in supply chain domain, 2+ years software engineering, strong CS fundamentals, ACID/transactional processing, NLP/ML pipelines (OCR), ERP integrations (SAP/Oracle), and experience with TypeScript/Node.js/Python and PostgreSQL.
TypeScript, Node.js, Python, Next.js, Supabase, PostgreSQL, LLMs, embeddings, vector databases, RAG architectures, AWS, containerization, CI/CD, RESTful, SAP, Oracle, OCR
1mo
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Roadway Engineering Designer
Walnut Creek, California, United States
$70k-$100k/yr HybridFull Time
Consor Engineers
Consor Engineers: Designs and inspects transportation and water infrastructure systems.
BS in Civil Engineering required; EIT preferred. Support roadway design and detailing, perform geometric analyses, engineering calculations, and process topographic/right-of-way survey data for design.
1mo
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Metallurgical Engineering Intern
Alameda, California, United States
$35-$45/hr OnsiteInternship
Solcoa
Solcoa: Produces carbon-zero rare earth metals by recycling industrial magnets.
Enrolled in BS/MS in metallurgical engineering, materials science, or related field; hands-on lab/furnace experience; exposure to high-temperature processing; strong documentation and safety focus; on-site availability.
ICP-OES, SEM-EDS, LECO O/N, Python, MATLAB, FactSage, HSC
2mo
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Analyst, Resource Planning & Grid Integration
San Francisco or Princeton or San Diego or Scottsdale or Denver or Houston or Phoenix
$90k-$100k/yr HybridFull Time
Clearway Energy
Clearway EnergyNYSE: CWEN: Develops and operates utility-scale renewable energy power plants.
2+ YOEBachelor's in Electrical Engineering, minimum 2 years power systems modeling/transmission planning/grid integration experience, proficiency with PSS®E, TARA, PSLF, Power World, and knowledge of FERC and ISO/RTO interconnection processes.
PSS®E, TARA, PSLF, Power World
6d
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Program Manager, AI and Developer Community Content and Events
San Francisco, California, United States
$148k-$179k/yr HybridFull Time
Datadog
DatadogNASDAQ: DDOG: Observability and security platform for cloud applications and infrastructure.
2+ YOE2+ years program management experience in technical B2B SaaS, event and content planning, cross-functional collaboration, data-driven process building, strong communication and stakeholder influence.
6d
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Engineering Administrator
Napa, California, United States
$24-$26/hr OnsiteFull Time
Peregrine Hospitality
Peregrine Hospitality: Manages and operates luxury resorts and hotel properties worldwide.
Provide administrative and operational support to engineering, coordinate projects, monitor and process work orders, prepare reports, and maintain maintenance records; prior administrative experience preferred.
Nuvola, HMS, Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint
2d
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PS FA4 Press Operator (Manufacturing Engineering Specialist)
Napa, California, United States
$100k/yr OnsiteFull Time
Multi-Color Corporation
Multi-Color Corporation: Produces pressure-sensitive and specialty labels for consumer packaging.
1+ YOEBachelors in manufacturing engineering or technology and 1 year experience; operate Gallus EMS510 and Nilpeter FA4, use Radius MIS, perform troubleshooting, inspections, 5S maintenance, and process validation.
Gallus EMS510, Nilpeter FA4, Radius (MIS)
5d
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Chemical Technician II
Concord, California, United States
$24-$30/hr OnsiteFull Time
Benchmark Electronics
Benchmark ElectronicsNYSE: BHE: Provides engineering design and manufacturing services for complex electronics.
2+ YOE2+ years chemical processing experience, high school diploma, lab safety knowledge, ability to perform titrations, lift 40 lbs, and follow engineering specifications.