Senior Mechanical Engineer – Battery Systems & Product Support

About the role

ALTEN Mexico, a subsidiary of the ALTEN Group, is looking for Senior Mechanical Engineers with strong experience in battery systems, electromechanical product design and manufacturing support. The role focuses on sustaining efforts for the current product generation shipped to customers, and suits engineers who enjoy hands-on development, CAD work, supplier collaboration and solving complex mechanical problems. The position is full-time, based in Mexico, requires 6+ years of experience, B2-C1 English, and a valid visa.

Key responsibilities

• Convert short-term deviations into long-term Engineering Change Orders
• Adjust drawings according to supplier feedback
• Make design changes to fix field failures or manufacturing inefficiencies
• Update designs and documentation to reduce product cost

Required profile

• Engineering degree (Mechanical, Mechatronics, Electromechanical, Manufacturing, Automotive, Aerospace)
• 6+ years of product design experience
• Experience with batteries, energy storage, EV or PCBA packaging
• Strong CAD skills: Onshape, NX, SolidWorks
• PfMEA, PPAP and DFM experience
• GD&T standards (ASME Y14.5) and interpretation
• Advanced English

Nice-to-have skills

• Thermal management knowledge
• Prototyping and FEA exposure
• PLM tools such as Teamcenter, Windchill, Agile or Arena

What we offer

• Base salary
• Major medical insurance, including dental and vision
• 15 days of holiday pay and 25% vacation bonus
• 12 vacation days starting from the first year
• Social security coverage
• Biweekly grocery vouchers