Senior Mechanical Engineer

One Stop Systems; Escondido (CA); On-site; USD 135,000 - 146,000; Full time

Benefits offered by this job

Stock equity

401K matching

Medical, dental, and vision

Three weeks PTO

11 paid holidays

Job summary

One Stop Systems in Escondido, CA, seeks a Senior Mechanical Engineer to lead mechanical design and analysis for high‑performance computing systems in edge environments. You will drive liquid cooling and thermal management strategies across interdisciplinary teams to meet strict environmental requirements.

You will prototype components, collaborate with suppliers, and validate designs through testing. By defining structural and thermal criteria, you’ll help ensure scalable, reliable systems that

Qualifications

• Five+ years of experience in mechanical engineering with electro-mechanical devices and liquid-cooled thermal management systems.
• Experience with heat transfer, air-cooling, structural dynamics, and vibration isolation.
• Knowledge of vibration, heat transfer, fatigue life, dynamics, statics, and fluid dynamics.
• Ability to prototype structural frames, enclosures, and thermal systems.
• Experience writing engineering specifications and procedures.

Responsibilities

• Innovate and integrate liquid cooling for high-heat-producing electronics.
• Analyze electromechanical systems for environmental requirements compliance.
• Lead qualification testing on prototype assemblies to verify environmental compliance.
• Work with suppliers to source rapid prototype hardware.
• Create prototype assembly instructions and work with technicians to build and test designs.
• Establish thermal and mechanical requirements for heating and cooling in thermal management units and interface with suppliers.
• Establish structural requirements for shock and vibration in transportable environments.

Skills

Thermal management

Liquid cooling

Heat transfer

Structural dynamics

Prototyping

Cross-functional collaboration

Communication

Education

Bachelor's Degree in Mechanical Engineering

Job description

Senior Mechanical Engineer

Position Overview: The Senior Mechanical Engineer will work as mechanical design and/or analysis lead in interdisciplinary teams to develop new high-performance computing systems for edge environments.

Reporting Relationships

The Senior Mechanical Engineer reports to the Engineering Manager.

Duties and Responsibilities

• Innovate and integrate liquid cooling for high-heat-producing electronics to meet industry or application environmental requirements.
• Analyze electromechanical systems for design level environmental requirements compliance.
• Lead qualification testing on prototype assemblies to verify environmental requirement compliance.
• Work with component suppliers to source rapid prototype hardware.
• Create prototype assembly instructions and work with technicians to build and test designs.
• Establish thermal and mechanical requirements for heating and cooling in thermal management units and interface with suppliers for development.
• Establish structural requirements for shock and vibration needs of computing systems in transportable environments and interface with suppliers for development.

Qualifications

• Bachelor’s Degree or higher in Mechanical Engineering.
• Five (5) plus years of demonstrated experience in mechanical engineering, with relevant experience on electrical or electro‑mechanical devices, and liquid‑cooled thermal management systems.
• Relevant analysis and design experience in heat transfer, air‑cooling systems, structural dynamics, and vibration isolation.
• Understanding of vibration, heat transfer, material fatigue life, dynamics, statics, fluid dynamics, and thermal growth.
• Experience with heat transfer through conduction, natural convection, and forced convection applications for electronics in edge environments.
• Ability to prototype structural frames, metal and plastic enclosures, and thermal systems to prove design criteria.
• Experience writing and maintaining engineering specifications and procedures.
• Previous experience in edge computing hardware design (preferred, but not required).
• Passionate about user‑centered design thinking, product architecture, and building excellent systems that scale well.
• Brings creativity, collaboration, and product focus to daily interactions.
• Excellent interpersonal skills.
• Communication – Strong written and verbal communication.
• Relationship Building – Ability to develop relationships with co‑workers and contribute to group solutions.
• Action Plan – Able to identify root cause of issues and quickly formulate action plans to resolve them.
• Customer – Always does right by the customer, monitors daily and notifies management of quality concerns.
• Positive Attitude – Positive attitude with ability to work independently as well as collaboratively across all departments.
• Company Goals – Understands company and department goals and objectives, and how you contribute.
• Budget – Works within the organization’s budgetary guidelines while minimizing expenses and maximizing cost efficiency.

Physical Demands

• Continually required to sit at a computer.
• Continually required to utilize hand and finger dexterity.
• Frequently required to talk or hear.
• Continually required to use visual acuity to operate equipment, read technical information, and/or use a keyboard.
• Occasionally required to lift, push, or carry items up to 25 pounds.

Benefits

• Annual salary range $135,000 - $146,000
• Potential for stock equity
• 401K matching
• Competitive benefits package including medical, dental, and vision
• Three weeks of PTO
• 11 paid holidays

Equal Opportunity Employer/Veterans/Disabled
A firm Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.