Senior Test Engineer

A growing defense and technology company voted Top Workplace in Greater St. Louis for multiple years is looking for a full‑time Senior Test Engineer to join their team in Bridgeton, MO. This role offers the chance to contribute to critical defense solutions, grow your career, and work in an environment that values innovation, community, and work‑life balance.

• B.S. in engineering or equivalent: 5+ years’ test engineering experience
• Understanding/test design using MIL STD 810G, MIL STD 461E (military standards)
• Hardware & Software Testing experience
• Experience with precision test, measurement devices, and sensor selection
• Ability to travel up to 15%
• Onsite 3 days per week

• Excellent analytical and communication skills, written and verbal
• Detail‑oriented, organized, and able to work well in a team environment as well as independently with little day‑to‑day guidance
• Proficiency in the use of Microsoft Office products
• Fluency in technologies and application domain
• Ability to lead a technical group independently

• 40% Java
• 20% Python
• 40% Windows OS

• 20% Design, develop, analyze, document and support testing of products, systems, or subsystems (with electrical, mechanical, hydraulic, and/or software components)
• 15% Determine how to create processes to best test a product in order to assure that the product meets applicable requirements and specifications
• 15% Lead the design and development of test programs to measure the functionality and integrity of products and services
• 15% Write test plans and procedures to evaluate the ability of products to meet performance standards and specifications
• 15% Design and setup instrumentation for measuring test parameters, e.g. strain, pressure, acceleration, temperature, etc.
• 10% May use computer‑aided engineering or other design/analysis software to design vibration fixtures, design test cells and layouts, and design support equipment to conduct testing
• 10% Provide technical knowledge and assistance to other engineers and support personnel

• Medical, Dental, and Vision Insurance
• Vacation Time
• 401(k)

Applicants must be currently authorized to work in the US on a full‑time basis now and in the future.