Protein Process Engineer Jobs (NOW HIRING)

$110000 - $120000 per year | Lathrop, CA | On-site | Permanent

Founded nearly 80 years ago and based in Lathrop, California, we specialize in low-acid aseptic food and beverage manufacturing. We produce shelf-stable products including cheese sauces, soups, broths, and protein drinks, with a strong focus on sterile operations, quality, sustainability, teamwork, and community involvement. With approximately 350 employees and $150M in revenue, we offer the stability of an established organization while maintaining a collaborative environment where experienced professionals and fresh talent work together. Our low turnover and long-tenured leadership reflect a culture where people can build lasting careers.

• Generous Vacation: 3 weeks to start
• Comprehensive Benefits: Benefits available from day one
• Established & Stable Company: Join an organization with approximately 350 employees and $150M in revenue
• Long-Term Career Environment: Low employee turnover and highly tenured leadership
• Collaborative Work Environment: Team-oriented culture focused on quality, innovation, sustainability, and continuous improvement
• Lathrop Location: Work onsite at our Lathrop, CA manufacturing operation

• Engineer, optimize, and improve manufacturing processes within food and beverage production.
• Support aseptic processing and aseptic packaging operations.
• Analyze existing manufacturing processes and identify opportunities to improve efficiency, productivity, quality, safety, and cost.
• Develop and implement process improvements within a highly controlled, sterile manufacturing environment.
• Troubleshoot manufacturing and process-related issues and develop effective corrective solutions.
• Support equipment, process, and packaging improvements throughout the manufacturing operation.
• Collaborate with operations, production, quality, maintenance, and other cross‑functional teams to implement improvements.
• Apply engineering principles to low-acid aseptic food and beverage manufacturing processes.
• Assist with process validation, optimization, and continuous improvement initiatives.
• Help ensure manufacturing processes consistently meet quality and production requirements.
• Evaluate manufacturing data and process performance to identify improvement opportunities.
• Support new products, equipment, processes, and production initiatives as needed.
• Maintain a strong focus on food safety, sterile processing, operational efficiency, and regulatory requirements.

• Bachelor’s degree in Mechanical Engineering or Chemical Engineering.
• Minimum 4+ years of process engineering experience.
• Required: Experience with aseptic processing and/or aseptic packaging.
• Strong experience in manufacturing environments; food manufacturing preferred.
• Experience with process optimization, troubleshooting, and continuous improvement.
• Strong understanding of manufacturing processes, equipment, and production operations.
• Ability to analyze processes and implement practical engineering solutions.
• Experience working cross‑functionally with production, operations, quality, and maintenance teams.
• Bilingual Spanish/English is a plus, but not required.
• Local Lathrop-area candidates preferred; relocation candidates may be considered for an exceptional fit.

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