Manufacturing Engineer

Lehigh Heavy Forge Corporation; La Puente (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Lehigh Heavy Forge Corporation in California seeks a hands-on Mechanical Engineer to support plant operations and drive continuous improvement across the facility.

You will design machinery components with CAD, analyze processes, lead cross‑functional projects, and collaborate with maintenance and manufacturing to improve safety, quality and efficiency.

Qualifications

• Bachelor's degree in Mechanical or Electrical Engineering, or equivalent practical knowledge.
• 5+ years of manufacturing experience required.
• Strong communication and problem-solving skills.

Responsibilities

• Analyze, design, and prepare drawings for machinery and tooling using CAD.
• Identify and implement improvements to manufacturing processes.
• Create work instructions emphasizing safety, efficiency, and training.
• Oversee equipment installation and train shop personnel.
• Collaborate with machine shop to reduce changeover times and improve tooling.
• Manage multiple projects across cross-functional teams.

Skills

Root cause analysis

Cross-functional teamwork

Verbal and written communication

Process improvement

Lean manufacturing

Education

Bachelor of Science in Mechanical Engineering

Bachelor of Science in Electrical Engineering

Tools

SolidWorks

ERP systems

Job description

SUMMARY

This full-time position provides hands-on engineering support to plant operations and drives continuous improvement initiatives across the facility. Key responsibilities include partnering with cross-functional teams to support lean manufacturing efforts, improve processes, reduce waste, and increase operational efficiency. The role also includes designing machinery components and tooling, troubleshooting production-related issues, and identifying opportunities to optimize manufacturing performance.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Analyze, design, and prepare engineering drawings, layouts, and documentation for machinery, tooling, fixtures, and equipment modifications using CAD software such as SolidWorks or equivalent.
• Evaluate/assess the components needed to design or modify equipment.
• Identify and implement solutions to improve manufacturing processes and mitigate safety hazards.
• Create work instructions that enhance plant safety, efficiency, and training in alignment with industry best practices.
• Oversee mechanical equipment installation and train mechanics on its use and interpretation
• Skilled in data analysis and quick to resolve problems using root cause techniques.
• Guide the Machine Shop on material grade and bar stock selection to optimize tooling performance and production efficiency.
• Collaborate with the machine shop supervisor on new tooling, fixtures and other machine components to reduce changeover times.
• Manage multiple concurrent projects while providing support across cross-functional departments.

EDUCATION and/or EXPERIENCE

Educational experience requires a Bachelor of Science degree in Mechanical Engineering or Electrical Engineering. On a case-by-case basis, the Company will consider individuals with the equivalent practical knowledge to this degree. 5+ years of experience in a manufacturing environment is also required.

SKILLS

Language: Strong verbal and written communication skills; ability to read, create, and interpret engineering drawings and specifications; ability to clearly communicate technical requirements to production, maintenance, quality, suppliers, and vendors.

Computer: Proficient in Microsoft Word, Excel, and PowerPoint; working knowledge of SolidWorks (or equivalent 3D CAD) for parts/assemblies and production drawings. Familiarity with manufacturing systems/ERP for routings, work orders, and part master data; ability to analyze and summarize production/quality data using Excel (e.g., pivot tables and charts).

Reasoning: Ability to troubleshoot equipment and process issues using structured problem-solving and root cause analysis (e.g., 5-Why, fishbone); ability to evaluate risk and manufacturability considerations and support corrective/preventive actions; ability to prioritize work, make sound recommendations, and support implementation in a fast-paced manufacturing environment.

Other: Strong organizational and time-management skills with the ability to manage multiple priorities; effective cross-functional teamwork and shop-floor engagement; attention to detail and commitment to safety, quality, and continuous improvement; ability to maintain accurate engineering documentation and follow established procedures.

CERTIFICATES, LICENSES, REGISTRATIONS

Lean Six Sigma (Green/Black Belt), GD&T (ASME Y14.5) training/certification, and SolidWorks (CSWA/CSWP) certification are a plus.

PHYSICAL DEMANDS

While performing the duties of this job, the employee is frequently required to use hands to handle, operate, and feel objects, tools, or controls, as well as communicate effectively by talking and hearing. The employee is occasionally required to stand, walk, and sit. The employee must occasionally lift and/or move up to 25 pounds. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

WORK ENVIRONMENT

While performing the duties of this job, the employee is frequently exposed to moving mechanical parts. The employee is occasionally exposed to fumes or airborne particles, outside weather conditions, and vibration. The noise level in the work environment is usually loud. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.