Systems Engineer presso Stored Energy Systems (SENS)

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. 

Summary

We are looking for an experienced power systems engineer with extensive experience in designing industrial AC and DC power back-up systems to join our engineering team and to build on our successful line of power products. This individual will help design and develop industrial power systems, battery chargers and inverters, engine starting systems, and DC back-up power systems across a wide power range (150W to 100kW). This person will be involved from concept investigation and design, through successful production launch and support of these products.

Responsibilities

• Design and develop industrial indoor / outdoor uninterrupted back-up power systems containing chargers, batteries, battery monitoring, AC & DC power distribution, transfer switches, inverters, and other equipment.
• Create detailed electrical wiring diagrams and bill of materials specifying all the required equipment, batteries, electrical connections, wire gauges, busbars, breakers, fans, and other equipment required.
• Perform load calculation, conductor sizing, short circuit current calculations, and component de-rating calculations.
• Ensure designs are in compliance with national and international standards including UL 508A, UL 1012, UL 1236.
• Participate in the validation testing, and production release of electrical designs.
• Conduct peer to peer and cross-functional design reviews.
• Provide problem resolution support for production and field issues as needed.

Required Qualifications

• 5+ years of relevant experience.
• Bachelor’s degree in electrical engineering or similar related field.
• Experience designing industrial electrical control and power systems.
• Experience with electrical wiring, breaker sizing, and one-line drawings.
• Strong understanding of AC / DC power circuits, circuit protection, system wiring and terminations, power supplies, and batteries.
• Working knowledge of the National Electrical Code (NFPA 70) related to the design of equipment.
• Experience with UL Standards for Industrial Control Panels (UL508A) or similar industrial safety standards.
• Highly organized with strong analytical skills.
• Flexible team player who actively establishes and maintains effective working relationships and who is willing to multi-task and help wherever needed.

 Preferred Qualifications

• Familiarity with SolidWorks Electrical software.

Location: This position is located is located in Longmont, CO with the opportunity to work a hybrid schedule. 

Base Compensation: $80,000 - $115,000 is the projected range of annual base salary for this role depending on the candidate’s overall qualifications and experience. 

Closing Date: September 30th. 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.

We offer an exciting and competitive total compensation package designed to inspire! This includes generous paid time off, holidays, as well as comprehensive benefits including medical, dental, vision, short-term disability, life insurance, and an outstanding 401k matching program where employees are instantly vested.

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. 

At SENS, 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 requirement listed in this job description, we still encourage you to apply.