About magniX: Based in the beautiful Pacific Northwest, magniX builds solutions for the electric age, applying its aerospace-grade batteries, power electronics, power distribution, electric engines, and software to mission-critical applications across data centers, energy storage, defense, mobility, space, and aerospace. Built on an 800-volt architecture, magniX technology delivers industry-leading energy density, cycle life, and safety, and magniX electric engines have powered more than 200 flights across six different airframes, where the company remains the industry leader. As magniX extends its aerospace-grade standards into new markets, we are building a commercial organization to match, and are now ready to take our technology and products to market. Be part of a passionate team that is ushering in the electric age.
About the role: magniX is building a small, cross-functional team to develop a new 800V battery-based power supply and backup system for datacenter compute racks, drawing on the company's deep bench of electric propulsion battery and power electronics expertise. The
Mechanical/Thermal Engineer is responsible for the design of a new battery pack and power converter enclosure, built for datacenter rack integration from the ground up. They will own enclosure design, thermal management strategy, and serviceability requirements.
Primary Responsibilities:- Design a new enclosure and mechanical packaging for the battery pack and power converter to meet datacenter rack space, weight, and access constraints.
- Develop thermal management strategy (air- or liquid-cooled) for continuous-duty operation in a datacenter environment.
- Lead integration planning with rack-level airflow, cooling, and maintenance/service access requirements.
- Work with the Battery Systems Engineer on thermal interface requirements between cells, modules, and enclosure.
- Lead mechanical qualification testing (vibration, shock, ingress protection) appropriate to the stationary use case.
Required Qualifications:- Bachelors' in Mechanical Engineering or related field
- 5+ years in thermal management and mechanical packaging of power electronics or battery systems.
- Experience with both air- and liquid-cooling system design.
- Familiarity with high-power-density enclosure design and associated thermal simulation tools.
Preferred Qualifications:- Experience packaging automotive or aerospace battery/power systems into stationary or industrial form factors.
- Familiarity with datacenter rack standards (e.g., EIA-310, OCP) and liquid cooling infrastructure.
Location: Applicants must be willing and able to commute to magniX's location in
Everett, Washington.
Compensation & Benefits- 100% company-paid premiums for medical, dental, and vision insurance (for employees & dependents).
- 4 weeks paid vacation + 1-week annual end-of-year shutdown, sick time, and 11 paid holidays.
- 401K retirement plan with industry leading 9.5% company contribution.
- Company paid Life insurance, AD&D, Short-Term and Long-Term disability insurance
- Catered lunches and quarterly company fun-day events!
Salary Range: $120k-$165k
E-Verify: magniX utilizes E-Verify for employment eligibility verification
Pre-employment Screenings: Employment with magniX is contingent upon satisfactory completion of pre-employment requirements including a background screen.
Export Control Compliance: This position may require access to export-controlled data. To meet export control compliance requirements, candidates must be a "U.S. Person" (U.S. citizens, lawful permanent residents, refugees, or asylees), or an appropriate export authorization by the U.S. Government may be required prior to such access. Employment, and the continuity of employment of non-U.S. persons, is contingent upon the company's ability to secure and maintain the necessary export control authorization.
EHS/Environmental Requirements: This job operates in a manufacturing and testing environment. While performing the duties of this job, the employee routinely is required to use hands to keyboard, communicate, listen to, and interpret instructions and remain stationary for extended periods of time. This would require the ability to move around the facility and occasionally move/lift items weighing up to 25 lbs. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job. Applicants are invited to apply for a reasonable accommodation to perform the essential duties of the job.
Required PPE (Personal Protective Equipment): Required PPE provided by magniX based on the employee's position and exposure. Below are typical PPE used on the manufacturing and testing floor:
- Ear Plugs - Earmuffs
- Safety shoes
- Safety Glasses - Safety Goggles
Diversity and Inclusion: magniX is an equal opportunity employer. We value and embrace diversity. We do not discriminate on the basis of race, color, national origin, religion, gender, gender identity or expression, sexual orientation, marital status, age, or disability status.
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