Electrical Test Engineer

Stored Energy Systems LLC (SENS); Longmont (CO); On-site; USD 116,000 - 164,000; Full time

Benefits offered by this job

Free gym with 24/7 access

Free EV charging

Breakfast and Lunch Café

After hours Grab & Go snacks

Basketball court

Walking paths

Paid Time Off

Paid holidays

Medical insurance

Vision insurance

Short-term and long-term disability

Life insurance

401(k) plan with immediate vesting

Employee referral program

Job summary

Stored Energy Systems (SENS) in Longmont, CO, seeks an Electrical Test Engineer to join the NPI team. You will design and implement electrical tests, develop harnesses and fixtures, and write software to calibrate and test products for manufacturing readiness.

The role emphasizes collaboration across Engineering and Production, analyzing test data to drive design improvements and ensuring reliable, defect-free product launches.

Qualifications

• Bachelor’s degree in Electrical Engineering, Computer Engineering or equivalent in a technical field of study.
• 5+ years of experience in engineering.
• Ability to read and understand electrical schematics and mechanical part drawings.
• Experience with developing test plans and determining what and how to test.
• Proven ability to investigate failures, perform root cause analysis, validate corrective actions, and support troubleshooting efforts.
• Experience working and communicating with test equipment such as voltmeters, data acquisition systems, o-scopes, load banks and similar instruments to make manual and automated measurements.
• Experience with software programming and basic ability to develop functions and read and step through code to determine where issues exist.
• Excellent problem-solving, decision-making, communication (written and verbal), and interpersonal skills for articulating technical approaches and progress to both technical and non-technical audiences.

Responsibilities

• Develop novel ways to test electrical hardware and implement tests within software.
• Develop harnessing, fixturing, or equipment to test electrical hardware.
• Write software functions used to calibrate, configure and test products in Production.
• Develop new product test plans and instructions for the Production environment.
• Document and provide test instructions, test equipment design and configuration, and manufacturing test operator training.
• Collaborate in planning and prioritization for test planning, design, implementation, and execution phases.
• Analyze test data to identify patterns, detect anomalies, and provide insights to improve product design.
• Develop customer-facing product test records
• Occasionally support Engineering new product validation team to ensure product operates according to specifications.

Skills

Electrical schematics reading

Test planning

Root cause analysis

Programming basics

Communication

Education

Bachelor's degree in Electrical/Computer Engineering

Tools

Voltmeter

DAQ

Oscilloscope

Load bank

Test software

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Electrical Test Engineer

Longmont, CO, US

Salary Range: $116,000.00 To $164,000.00 Annually

Who We Are

Stored Energy Systems (SENS) is an award-winning manufacturer of premium quality power conversion products located in Longmont, CO. In business for over 50 years, SENS is the market leader with a proven track record of providing highly reliable battery chargers, DC power systems, and related products to industrial markets. For more information on our company please see our web site at www.sens-usa.com .

SENS is seeking a self-motivated Electrical Test Engineer to join our New Product Introduction (NPI) engineering team. This individual will work with Engineering and Production to test and release new products, ensuring manufacturing readiness and the highest level of reliability and continuous flow of manufactured product without defects.

Responsibilities

• Develop novel ways to test electrical hardware and implement tests within software.
• Develop harnessing, fixturing, or equipment to test electrical hardware.
• Write software functions used to calibrate, configure and test products in Production.
• Develop new product test plans and instructions for the Production environment.
• Document and provide test instructions, test equipment design and configuration, and manufacturing test operator training.
• Collaborate in planning and prioritization for test planning, design, implementation, and execution phases.
• Analyze test data to identify patterns, detect anomalies, and provide insights to improve product design.
• Develop customer-facing product test records
• Occasionally support Engineering new product validation team to ensure product operates according to specifications.

Required Qualifications

• Bachelor’s degree in Electrical Engineering, Computer Engineering or equivalent in a technical field of study.
• 5+ years of experience in engineering.
• Ability to read and understand electrical schematics and mechanical part drawings.
• Experience with developing test plans and determining what and how to test.
• Proven ability to investigate failures, perform root cause analysis, validate corrective actions, and support troubleshooting efforts.
• Experience working and communicating with test equipment such as voltmeters, data acquisition systems, o-scopes, load banks and similar instruments to make manual and automated measurements.
• Experience with software programming and basic ability to develop functions and read and step through code to determine where issues exist.
• Excellent problem-solving, decision-making, communication (written and verbal), and interpersonal skills for articulating technical approaches and progress to both technical and non-technical audiences.

Preferred Qualifications

• Experience in test and/or new product introduction in a manufacturing environment.
• In-depth knowledge of critical power genset backup, charger/battery systems or battery monitoring.
• Advanced software programming knowledge and experience in C#.
• Experience with manufacturing readiness activities, production ramps, and product launch coordination across Engineering, Manufacturing, Quality, Supply Chain, and Operations.
• Experience identifying manufacturing defects risks, driving issue resolution, and implementing corrective actions during product launches.
• Strong Design for Test (DFT) review experience.
• Experience supporting product test from design release through pilot builds, production qualification, and full-scale manufacturing.

Location: This position is located on-site in Longmont, CO.

Base Compensation:$116,000 - $164,000 is the projected range of annual base salary for this role depending on the candidate’s overall qualifications and experience.

Bonus: This position is eligible for an annual bonus based on individual and company performance.

Closing Date:October 1st. While we expect to keep the position open through this date, the posting may be extended or closed early based on applicant volume and hiring needs.

• Free gym with 24/7 access
• Free Electric Vehicle charging
• Breakfast and Lunch Café
• After hours Grab & Go snacks
• Basketball court
• Walking paths
• Paid Time Off
• Paid holidays
• Medical insurance
• Vision insurance
• Short-term and long-term disability
• Life insurance
• 401(k) plan with immediate vesting
• Employee referral program

At SENS, our culture is rooted in a set of core values that reflect who we are and how we work. In a recent 2025 poll, our employees identified the values that best define us: “Innovative”, “Respectful”, “Inviting”, “Flexible”, “Collaborative”, and “Growth Driven”. Our team describes us as a dynamic, forward-thinking company where everyone has the opportunity to thrive.

We pride ourselves on being an equal opportunity employer, fully dedicated to fostering inclusion and diversity. We welcome all applicants, regardless of race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, age, disability, veteran status, or any other legally protected characteristic.

We hope you’re interested in making a difference with us. Even if you don’t feel that you meet every qualification listed in this job description, we still encourage you to apply.