1

Junior Manufacturing Engineer Jobs in Riverside, CA

Be Seen First

Project Engineer - Composites

Corona, CA · On-site

$70K - $100K/yr

Mentor junior engineers Composites Manufacturing Engineering Level I * Assist with development of work instructions for composite layup, curing, bonding, and finishing * Support documentation of ...

JR. BUYER Company Overview ... Extron is a leading developer and manufacturer of professional AV hardware and software solutions ...

Jr. Buyer

Anaheim, CA · On-site

$25 - $28/hr

JR. BUYER Company Overview ... Extron is a leading developer and manufacturer of professional AV hardware and software solutions ...

Jr. Buyer

Foothill Ranch, CA · On-site

$20 - $24/hr

... and manufacturer of power testing instruments and systems including programmable AC Power Source ... Description JOB TITLE: Jr. Buyer DEPARTMENT: Operations REPORTS TO: Supply Chain Manager EMPLOYEE ...

Engineering Intern

Brea, CA · On-site

$25 - $28/hr

Must be enrolled in an accredited university at Sophomore, Junior, or Senior level pursuing a degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering or similar * Basic ...

Senior Industrial Engineer

Irvine, CA · On-site

$140 - $170/hr

We're expanding our satellite manufacturing capability and seeking a Senior Industrial Engineer to ... Coach and mentor junior Industrial Engineers and process improvement specialists. * Ensure ...

Showing results 21-40

Junior Manufacturing Engineer information

See Riverside, CA salary details

$47.5K

$70.2K

$95.5K

How much do junior manufacturing engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for junior manufacturing engineer in Riverside, CA is $70,248.00, according to ZipRecruiter salary data. Most workers in this role earn between $62,100.00 and $77,200.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a junior manufacturing engineer, and why are they important?

To thrive as a Junior Manufacturing Engineer, you need a solid background in engineering principles, problem-solving, and process improvement, usually supported by a bachelor’s degree in mechanical, industrial, or manufacturing engineering. Familiarity with CAD software, manufacturing execution systems (MES), and quality control tools like Six Sigma or Lean methodologies is commonly required. Strong teamwork, attention to detail, and effective communication skills help you collaborate across departments and adapt to production challenges. These skills and qualities are crucial for optimizing manufacturing processes, ensuring product quality, and supporting efficient operations.

How does a junior manufacturing engineer typically collaborate with cross-functional teams on process improvements?

As a Junior Manufacturing Engineer, you’ll regularly work alongside production supervisors, quality assurance staff, and design engineers to identify and implement process improvements. Collaboration often involves participating in team meetings, gathering feedback on manufacturing challenges, and supporting root cause analysis for production issues. You may also assist in developing and testing new workflows, ensuring changes meet safety and efficiency standards. This cross-functional teamwork not only boosts your problem-solving skills but also provides a well-rounded view of the entire manufacturing process.

What is a junior manufacturing engineer?

Junior Manufacturing Engineers are entry-level professionals who assist in designing, developing, and improving manufacturing processes within a production facility. They work under the supervision of senior engineers to ensure products are manufactured efficiently, safely, and at high quality. Their responsibilities often include analyzing workflow, troubleshooting equipment issues, and implementing process improvements. Junior Manufacturing Engineers typically collaborate with other departments such as quality control, maintenance, and production to meet organizational goals.

What is the difference between Junior Manufacturing Engineer vs Manufacturing Technician?

AspectJunior Manufacturing EngineerManufacturing Technician
Required CredentialsBachelor's degree in engineering or related fieldTechnical diploma or associate degree
Work EnvironmentDesign, process improvement, and collaboration with engineering teamsHands-on equipment operation and maintenance
Employer & Industry UsageManufacturing plants, engineering firms, product developmentFactories, production lines, assembly plants

Junior Manufacturing Engineers focus on process design, improvement, and engineering analysis, often requiring a degree. Manufacturing Technicians handle equipment operation and maintenance, typically with technical diplomas. Both roles are essential in manufacturing settings but differ in responsibilities and qualifications.

What are the most commonly searched types of Manufacturing Engineer jobs in Riverside, CA? The most popular types of Manufacturing Engineer jobs in Riverside, CA are:
What job categories do people searching Junior Manufacturing Engineer jobs in Riverside, CA look for? The top searched job categories for Junior Manufacturing Engineer jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Junior Manufacturing Engineer jobs? Cities near Riverside, CA with the most Junior Manufacturing Engineer job openings:
Infographic showing various Junior Manufacturing Engineer job openings in Riverside, CA as of August 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 100% In-person job distribution, with an average salary of $70,248 per year, or $33.8 per hour.

Senior Manufacturing Test Engineer

Beta Bionics, Inc.

Irvine, CA • On-site

$110K - $135K/yr

Full-time

Medical, Dental, Retirement, PTO

Re-posted 4 days ago


Job description

About Beta Bionics

Beta Bionics, Inc. is a medical technology company dedicated to bringing innovative type 1 diabetes management solutions to the many, not the few. We are committed to bringing better access to better solutions - and a better life for those living with diabetes - with the world's first bionic pancreas called the iLet. The iLet Bionic Pancreas is the first and only insulin delivery system that does not require carb counting*, bolusing, correction factors, or pre-set basal rates. The only number needed to get started with the iLet Bionic Pancreas is a user's weight - the iLet does the rest. The iLet lets users "Go Bionic" with their diabetes management.
*User must be carb aware.

Successful candidates will be working with highly experienced colleagues, who are amongst the best in their fields. We have a mission-driven, passionate and collaborative culture where you will have a high degree of empowerment and opportunity to make a significant impact.

Please contact us if you fit the profile below and if you are interested in joining the Beta Bionics team!


Summary/Objective:

The Senior Manufacturing Test Engineer leads the development, implementation, and optimization of manufacturing test processes and advanced automated test systems. This role ensures product quality and reliability by designing robust test methods, developing scalable software-driven solutions, and owning the full equipment validation lifecycle, including in-house Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT), and IQ/OQ/PQ. The role also drives technical leadership, standardization, and continuous improvement across manufacturing operations.

Primary Duties and Responsibilities

[Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Qualified candidates who need a reasonable accommodation with the application process and/or to perform the essential functions of the position should notify the company's HR contact]

  • Lead design, development, and validation of manufacturing test methods, fixtures, and complex automated test systems
  • Architect, develop, and maintain scalable test software using Python for data acquisition, execution, and analysis
  • Integrate test hardware with software platforms (DAQ systems, sensors, PLCs) and ensure system-level performance
  • Drive test automation, data integrity, and system standardization across manufacturing lines
  • Define and lead test strategy for new product introduction (NPI) and scale to production
  • Own and lead in-house Factory Acceptance Testing (FAT) to verify equipment functionality and performance
  • Lead Site Acceptance Testing (SAT), installation, and commissioning activities
  • Define and drive full validation lifecycle (IQ/OQ/PQ) including protocol development and execution
  • Troubleshoot complex system-level issues across hardware, software, and processes
  • Analyze large datasets using Python, SQL, or similar tools to drive yield improvement and cost reduction
  • Collaborate and lead cross-functional technical discussions with R&D, Quality, Manufacturing, and leadership
  • Develop and maintain test documentation, software scripts, FAT/SAT protocols, and validation reports
  • Ensure compliance with regulatory standards (FDA, ISO 13485, GMP)
  • Mentor junior engineers and technicians
  • Lead continuous improvement initiatives and test automation roadmap development

Required Qualifications

  • Bachelor's (Master's preferred) in Electrical, Mechanical, Biomedical, Computer Engineering, or related field
  • 5-8+ years of experience in manufacturing test engineering
  • Advanced experience with Python programming (test automation, data analysis, equipment control)
  • Strong experience leading in-house FAT/SAT and validation (IQ/OQ/PQ)
  • Deep knowledge of test equipment and systems (DAQ, sensors, PLCs, automation)
  • Strong problem-solving and root cause analysis skills (5 Whys, Fishbone, DOE)

Preferred Qualifications

  • Experience designing custom automated equipment and test platforms
  • Strong data analytics and visualization skills (Python, SQL, Pandas)
  • Experience with MES systems and digital manufacturing integration
  • Medical device or highly regulated industry experience
  • Lean / Six Sigma certification (Black Belt preferred)

Key Competencies

  • Technical leadership and system-level thinking
  • Strong software + hardware integration expertise
  • Ownership of full validation lifecycle (FAT SAT IQ/OQ/PQ)
  • Hands-on troubleshooting across hardware and software systems
  • Strategic mindset with strong execution capability
  • Excellent cross-functional communication and leadership skills

Work Environment and Personal Protective Equipment

  • This job operates in a professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, and scanners.
  • Personal Protective Equipment may be required for laboratory or field work.

Physical Demands

  • While performing the duties of this job, the employee is regularly required to stand; walk; sit; use hands to handle or feel; reach with hands and arms; climb or balance; stoop, kneel, crouch, see, talk, or hear.
  • Specific vision abilities required by this job include close vision, color vision, and ability to adjust focus.
  • Employee must occasionally lift and/or move up to 50 pounds.
  • Wears personal protective equipment as required.
  • This position requires up to five (5%) percent travel.

Location

  • This position is based out of our office in Irvine, California.

Salary Range

$110,000 - $135,000

Benefits

  • Comprehensive medical and dental coverage
  • FSA and HSA Plan Options, including an annual company contribution to the HSA
  • 401(k) program with employer match
  • Generous vacation accrual and paid holiday schedule

Equal Employment Opportunity Statement

It is the policy of Beta Bionics to provide equal employment opportunity to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, Beta Bionics will provide reasonable accommodations for qualified individuals with disabilities.

Employment Type: FULL_TIME