Senior Mechanical Design Engineer

EmergencyMD; Strathearn (CA); Hybrid; USD 120,000 - 140,000; Full time

Benefits offered by this job

Medical, Dental, Vision

401(k)

Life Insurance

Paid Time Off

Job summary

A leading automation solutions provider in California is seeking a Senior Mechanical Design Engineer to lead mechanical development for custom automation machinery. This role involves integrating robotics and automation components and mentoring junior engineers. With a salary of $120,000 to $140,000 annually, the position offers benefits including Medical, Dental, and 401(k). Remote work may be considered for highly qualified candidates willing to travel occasionally.

Qualifications

• 6+ years of hands-on experience designing custom automated equipment.
• Demonstrated track record of success in mechanical design.
• Proficiency in specifying pneumatic systems and components.

Responsibilities

• Lead the mechanical design of systems and components for automation machinery.
• Integrate automation components, including robotics and sensors.
• Mentor and train junior engineers and oversee their work.

Skills

Custom automation and machine design

SolidWorks or equivalent CAD software

Mechanical components, materials, and fabrication processes

Problem-solving and analytical skills

Strong communication skills

Education

BS or higher degree in mechanical engineering or related field

Tools

3D CAD models

Job description

ATC Automation is seeking a hands‑on and innovative Senior Mechanical Design Engineer to lead the mechanical development of custom automation machinery and tooling systems at our Simi Valley, CA location. Remote opportunities would be considered for highly qualified candidates with occasional travel required to the Simi Valley, CA location. Projects will vary in scale and complexity, ranging from rapid R&D efforts to fully integrated, high-throughput production equipment. You’ll work directly with customers to define requirements and collaborate with a multidisciplinary engineering team to deliver robust, high‑performance automation solutions. With a competitive salary ranging from $120,000 to $140,000 annually, this role not only rewards your skills but also encourages personal and professional growth.

You can enjoy great benefits such as Medical, Dental, Vision, 401(k), Life Insurance, Health Savings Account, Flexible Spending Account, and Paid Time Off. If you are passionate about driving automation solutions and eager to make a tangible impact, this is the perfect opportunity for you to showcase your talents.

Meet ATC Automation

Since 1977, ATC Automation has been redefining what’s possible in custom automation. From concept to commissioning, we partner with leading brands across the globe to design and deliver custom machinery that drives efficiency, precision, and long‑term performance. Our automation expertise spans critical industries that shape the way we live and move—Life Science, Transportation, Consumer Products, and General Industry.

How You Will Make a Difference

• Lead the mechanical design of systems, mechanisms, and components for custom automated machinery and tools
• Develop and enforce best practices, standards, and continuous improvement initiatives in mechanical design
• Integrate off‑the‑shelf and custom automation components, including robotics, actuators, sensors, and vision systems
• Deliver projects on time and within budget; coordinate project status with Project Managers and cross‑functional stakeholders
• Generate accurate 3D CAD models and fully detailed 2D drawings for manufacturing and assembly
• Mentor and train junior engineers, including reviewing and approving their work for accuracy and quality
• Support the build and commissioning of equipment, providing hands‑on assistance and guidance to the production team
• Build and test mechanical prototypes when necessary to validate concepts before full‑scale deployment
• Collaborate with controls and software teams to ensure seamless integration of mechanical and electronic subsystems
• Manage and communicate with external suppliers to ensure component quality, lead time, and compatibility
• Work closely with customers to refine requirements, align design intent, and ensure functional success
• Support onsite equipment deployment, installation, and troubleshooting as required

Job Requirements

• Demonstrated track record of success in custom automation and machine design
• Strong ability to size and specify automation peripherals, including actuators, sensors, and vision systems
• Expert‑level proficiency with SolidWorks (or equivalent CAD software)
• Mastery of engineering drawings, tolerancing, and GD&T (Y14.5M-2009)
• Deep knowledge of mechanical components, materials, and fabrication processes (e.g., machining, welding, sheet metal)
• Proficiency in basic controls and automation system concepts
• Excellent problem‑solving, analytical, and decision‑making skills
• Strong written and verbal communication skills
• 6+ years of hands‑on experience designing custom automated equipment
• Proven ability to specify and troubleshoot pneumatic systems and components
• Expertise in designing fixtures, jigs, and custom tooling for precision assembly or automation applications

Preferred Experience

• BS or higher degree in mechanical engineering or a related field
• 10+ years of experience in a mechanical design role within custom automation, machine building, or related industries
• Familiarity with compliance standards such as CE, NFPA 79, and SEMI S8
• Hands‑on experience troubleshooting and improving performance of automated machinery
• Ability to specify and integrate vision equipment, including cameras, lenses, lighting, filters, and mounting systems

Physical Requirements

• Work in standing/sitting position continuously.
• Stand, walk, push, pull, reach overhead, and bend to floor.
• Physically be underneath machines working overhead.
• Exert 20 to 50 pounds of force occasionally.
• Exert 10 to 25 pounds of force frequently.
• Exert up to 10 pounds of force constantly to move objects
• VISUAL ACUITY: Near acuity with or without accommodation
• HEARING Ability: Ability to monitor machine sounds to identify and diagnose, with or without accommodation

Disclaimer

This job description has been designed to indicate the general nature and level of work performed by employees within this classification. It is not intended to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this position. This job description is subject to change but will remain in effect until superseded or canceled in writing by Human Resources.

ATC Automation is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex, disability, age, veteran status, and other protected status as required by applicable law.