Manufacturing Supervisor (1st Shift)
- Pay
- $34 – $46 per hour
- Location
- Lake Forest, CA · On-site
- Job type
- Full-time
- Level
- Lead / Staff
- Experience
- 5+ years
- Education
- High school diploma or equivalent
- Listed
- 22 days ago
Skills & highlights for this role
- valid driver's license
- 5S
- lean manufacturing
- production tracking software
- KPI analysis
Also useful
- ASME Y14.5
- QS9000
- forklift certification
Stated benefits & perks
- Health
- Dental
- Vision
- 401k match
- Life insurance
About the role
Manufacturing Supervisor (1st shift) Quantum Fuel Systems / Reports to: Senior Operations Manager Location: Lake Forest, CA (onsite at company headquarters) Employment type: Full-time FLSA: Non-Exempt Pay Range: $34-$46/hour We're not looking for a buddy. We're looking for a leader - someone who commands respect, holds the line, and drives a floor to perform at its best every single shift.
THE ROLE This isn't a role for someone looking to be popular. This is a role for someone who thrives on structure, takes accountability seriously, and gets results through discipline and clarity, not always through consensus. You'll own the production floor. Standards are set. Expectations are high. Your job is to make sure they're met, every day, no excuses.
THE PROFILE OF A FLOOR COMMANDER Authoritative presence - people know where they stand with you Non-negotiable on standards - 5S, safety, output, no exceptions Decisive under pressure Comfortable with hard conversations - accountability over comfort Data-driven operator - tracks KPIs, spots problems early Command and clarity - instructions are heard and followed WHAT YOU'LL OWN Lead and supervise a team of production workers - set expectations and hold them Drive daily, weekly, and monthly production targets with zero tolerance for preventable failures Enforce 5S principles (Sort, Set in Order, Shine, Standardize, Sustain) and enforce them consistently Conduct safety audits, address hazards immediately, and maintain a culture where safety is non-negotiable Run shift communications: production logs, KPI tracking, updates to management - nothing falls through the cracks Oversee workforce training so every employee knows their role and performs it properly Coordinate with maintenance to keep equipment running and downtime minimal Implement company Quality Assurance Procedures and Departmental Work Instructions to the letter Think you can run this floor?
Serious candidates only. We'll know the difference.
Requirements & Qualifications
REQUIRED QUALIFICATIONS 5+ years in a production supervisor role within a manufacturing environment Proven track record of holding a team to high standards, not just setting them Deep knowledge of 5S safety principles and how to make them stick on a floor Strong analytical skills; ability to read data and make fast, sound decisions Proficient in production tracking software and MS Office High School Diploma or equivalent; bachelor's degree in a related field preferred Valid driver's license and reliable vehicle; occasional local travel required Ability and willingness to work overtime with your team when production calls for it PREFERRED BUT NOT REQUIRED Knowledge of lean manufacturing principles ASME Y14.5 drawing reading proficiency Forklift certification and/or automotive mechanic experience QS9000 knowledge and working experience PHYSICAL REQUIREMENTS This position requires the employee to work comfortably and safely in an office and shop environment.
- While performing the duties of the position, the employee is regularly required to stand, walk, climb, kneel, crawl, and crouch.
- The employee is occasionally required to work at heights approaching 30' above the floor from a stationary work platform.
- This position involves occasionally lifting up to 50 pounds.
While performing the duties of this job, the employee is regularly required to use their hands and fingers to operate a computer keyboard, mouse, and telephone keypad or to write, as well as talk and hear. We celebrate diversity and are dedicated to creating an environment where all employees can thrive.
Benefits & Perks
Health care plans (medical, dental & vision) - choose from 2 HMO and 2 PPO medical plans Flexible spending account (FSA) Retirement plan (401k) with company match Life insurance (basic, voluntary & AD&D) Paid time off (vacation, sick & selected holidays) Family leave (maternity/paternity) Short & long term disability plans
Equal opportunity and legal notices
EQUAL EMPLOYMENT OPPORTUNITY & AMERICANS WITH DISABILITIES ACT Quantum Fuel Systems is an equal opportunity employer committed to fostering a diverse, inclusive, and accessible workplace.
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, breastfeeding, and related medical conditions), sexual orientation, gender identity, gender expression, national origin, ancestry, citizenship status, uniform service member and veteran status, marital status, pregnancy, age, protected medical condition, genetic information, disability, or any other characteristic protected by applicable federal, state, or local law.
In accordance with the Americans with Disabilities Act (ADA) and applicable state and local laws, Quantum Fuel Systems provides reasonable accommodations to qualified individuals with disabilities in all aspects of employment, including the application and interview process.
If you require a reasonable accommodation to perform the essential functions of a job or to participate in the application process, please contact Human Resources at so that we may engage in the interactive process to identify an appropriate accommodation.
We will consider qualified applicants with criminal histories in a manner consistent with the requirements of the Los Angeles Fair Chance Ordinance and San Francisco Fair Chance Ordinance where applicable.
From Quantum Fuel Systems LLC's careers page, first listed on Rolev.ai on October 18, 2026. Rolev.ai is not the employer.
How Rolev.ai helps with this application
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Common questions
What is the salary for the Manufacturing Supervisor (1st Shift) role at Quantum Fuel Systems LLC?
The Manufacturing Supervisor (1st Shift) posting at Quantum Fuel Systems LLC states compensation of $34 – $46 per hour. It is listed as a full-time position. Final pay may depend on location, experience, and interview evaluation on Quantum Fuel Systems LLC's official career site.
Where is the Manufacturing Supervisor (1st Shift) job at Quantum Fuel Systems LLC located?
This Manufacturing Supervisor (1st Shift) position at Quantum Fuel Systems LLC is located in Lake Forest, CA (On-site). Always check Quantum Fuel Systems LLC's application page for specific state eligibility or relocation policies.
What qualifications are required for Manufacturing Supervisor (1st Shift) at Quantum Fuel Systems LLC?
For the Manufacturing Supervisor (1st Shift) role, Quantum Fuel Systems LLC highlights 5+ years of relevant experience; a high school diploma or equivalent; experience with 5S, lean manufacturing, production tracking software, KPI analysis. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Manufacturing Supervisor (1st Shift) position at Quantum Fuel Systems LLC?
This listing links directly to Quantum Fuel Systems LLC's Workable application page. You can apply directly on Quantum Fuel Systems LLC's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workable application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.