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Sr. Mechanical Engineer

ALTEN Technology USA
Simi Valley, United Statesfull_timeVerifiedPosted 2 Sept 2025
💰 $140,000/yr

About the role

We’re ALTEN Technology USA, an engineering company that provides solutions for engineering, technology, and product development projects. For decades, we’ve been helping our clients develop products that are changing the world, whether that’s by shaping the future of space exploration, saving lives with medical devices that set a new standard of care, or creating the fully autonomous electric taxi of tomorrow. Our team of more than 600 people works across industries including aerospace, medical devices and life sciences, unmanned systems and robotics, automotive OEM and tier 1 suppliers, commercial vehicle, electric vehicles, rail, and more. Our offices across the US have different industry focuses and engage with our clients in different ways, ranging from working on-site at client facilities to performing product development at our delivery centers.
 
ALTEN Group, our parent company, has been a leader in engineering and information technology for more than 30 years. ALTEN Group operates in 30 countries across Europe, North America, Asia, Africa and the Middle East and employs more than 36,000 people, 88% of whom are engineers. The company covers the whole development cycle and offers a choice of service levels, from technology consulting to complete project outsourcing.
 
When you join ALTEN Technology USA, you join a group of people passionate about collaborating to solve some of the world’s most technical engineering challenges. Our success is tied to taking care of our employees by building relationships and providing opportunities for mentorship and career growth. We offer comprehensive benefits for all full-time employees, including medical, dental, and vision insurance; a 401(k) plan with employer matching; paid time off (PTO); paid parental leave; and mentorship to help you take your career to the next level. You don’t have to take our word for it that we are a great place to work—we were named on the 2023 Top Workplaces list thanks to feedback from our proud employees.

The Sr. Mechanical Engineer applies engineering techniques to design, install, modify, analyze, repair and test tools, engines, machines and other mechanically functioning equipment. Leads and supports the mechanical design, testing, and production of electrical machines as well as the design of electronics packaging for high altitude aerospace applications. Leads or supports mechanical packaging development effort for electronic equipment that withstand stringent environmental requirements (i.e., mass, volume, thermal, vibration). Manages mid-size development projects outsourced to sub-contractors (development of a system, equipment or components).

Position Responsibilities

  • Leads or supports the thermal, structural, dynamic, and fluid flow analysis efforts for electronics equipment
  • Leads the testing and data collection in the laboratory and the field
  • Models the mechanical devices and selects the proper material
  • Performs stress and fatigue analysis; Performs thermal analysis and selects bonding material
  • Develops mechanical drawings and specifies the dimensional tolerances
  • Develops assembly instructions and test procedures
  • Develops test plans and test procedures to verify designs
  • Works on complex issues where analysis of situations or data requires an in-depth knowledge of variable factors
  • Executes team assignments effectively following the given schedule, milestone, and available resources. May coordinate activities of other personnel (Team Lead).
  • Other duties as assigned

 

Basic Qualifications (Required Skills & Experience)

  • Minimum 8+ years of relevant technical experience in Mechanical Engineering, of which a minimum of 5 years in developing for production rotating electrical machines, electronics equipment packaging solution, and/or mechanical devices solutions for industrial and aerospace applications
  • Experienced in developing requirements specification for mechanical subsystems and according to MIL-STD 961D standard or equivalent
  • Has sufficient proficiency with the following CAD /CAE tools to perform one’s position responsibilities:
  • SolidWorks for mechanical modeling.
  • ANSYS for structural and fatigue analysis
  • ANSYS Icepack for thermal analysis.
  • Extensive experience with Solid Works and designing electrical rotating machines for high-performance applications
  • Extensive experience with thermal management tradeoffs and solutions and materials properties
  • Experienced with bonding techniques for extreme environmental conditions using different adhesives
  • Experienced with manufacturing methodologies of electrical machines
  • Experienced with creating and maintaining product document tree
  • Experienced with creating and maintaining products bill of materials (BOM

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Company

ALTEN Technology USA

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