Senior Specialist, Mechanical Engineer

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Senior Specialist, Mechanical Engineer

2200 Mechanical Engineering Full Time Simi Valley, CA, US

2 days ago Requisition

Salary Range: $ To $ Annually

Job Title:
Sr. Specialist, Mechanical Engineer

Job Location:
Simi Valley, CA (100% onsite)

Business Unit:
Space Vector

Fisica, Inc. is a premier manufacturer of advanced defense products, specializing in the design and production of airborne and ground‑based antennas, as well as cutting‑edge electromagnetic systems and simulators. Headquartered in San Leandro, California, with additional operations in Simi Valley, Fisica plays a vital role as a trusted partner to leading defense primes and the U.S. Department of Defense.

Our company operates as
- ATI, Randtron, Datron and Space Vector
—each bringing deep expertise and innovation to the defense sector. Led by a seasoned management team, Fisica is committed to excellence in engineering, manufacturing, and mission‑critical solutions that enhance national security.

At Fisica, we foster a strong, collaborative work culture that values individual contributions and empowers our employees. Our commitment to innovation, integrity, and teamwork makes us a leader in the defense industry and an exceptional place to build a career.

Job Description:

Position Overview

Responsible for the design, layout, testing and evaluation of mechanical and electro‑mechanical devices or systems. Prepares design specifications, analysis and recommendations for presentation and approval. Analyzes mechanical requirements to determine feasibility of design within time and cost constraints. Investigates solutions to product or process problems. Consolidates results of mechanical design elements for assigned projects. Conducts investigations involving the origination or modification of material, component or process specifications or requirements.

Performs product development activities including drawing board layout and interpretation/implementation of customer specifications and documentation requirements.

Responsibilities:

• Full-cycle development of battery and charger products from concept to production.
• Design, develop, analyze, and test new and existing battery and charger products, typically high‑energy‑dense battery solutions for rugged terrain.
• Support Electrical Engineers with Battery Management System (BMS) designs; provide feedback on proposals with basic battery concepts, working towards requirement analyses and compliance matrixes.
• Work shoulder‑to‑shoulder with customers to understand key requirements and derive critical features into your design approach; this may involve presenting your work products to customers in weekly status meetings or formal design reviews.
• Develop a testing approach in collaboration with the customer; create detailed test procedures and other supporting documentation; shepherd customers through the customer review process. You will be physically performing battery testing in a lab or outside test facility.
• Perform failure and root cause analyses.
• Support multiple programs simultaneously.

Education, Experience, and

Qualifications:

• Bachelor’s degree in mechanical engineering, Electrical Engineering, or a similar discipline with 6 years of experience.
• Solid Works 3D CAD with the strong ability to visualize and design in 3D. Drafting proficiency with knowledge of ASME Y14.5 (CREO experience is a plus).
• Experience in FEA simulation encompassing thermal, shock, and vibration (Ansys preferred).
• Proven ability to design, tests and experiments – support testing of the design.
• Strong technical writing skills.
• Proficient with MS Office Suite (Email, Word, Excel).
• Ex…