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.
View the SENS Product Catalog
Summary
SENS is looking for a self-motivated Senior Embedded Hardware Engineer to join our growing company. This individual will help design and develop electronic components used in industrial battery chargers and inverters, engine starting systems, battery monitoring and management 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 system controllers, sensors, and accessories for power systems and battery monitors with embedded microcontrollers.
- Develop and modify embedded firmware as needed to support hardware development, board bring-up, system integration, diagnostics, and product testing.
- Contribute to sustaining efforts on existing legacy products.
- Specify and design production tests and equipment to support the introduction of new products into production.
- Perform required testing for design verification, regulatory compliance, and system integration to ensure performance and reliability under all operating conditions.
- Participate in the full life cycle of product development including requirement definition, design, implementation, test, and maintenance.
Required Qualifications
- Bachelor’s degree in Electrical Engineering or similar related field with 8 or more years of electronics design engineering experience.
- Strong engineering fundamentals in electronic digital circuit design, development, and testing with microcontroller-based embedded systems.
- Experience with Schematic capture and PCB layout design for mixed signal boards.
- Knowledge of board level communications (UART, I2C, SPI, CAN, etc.).
- Must have experience using lab test equipment such as high-speed digital scopes, power supplies, electronic loads, voltmeters, and logic analyzers.
- Experience taking a design from concept into volume production.
- Flexible and independent team player who actively establishes and maintains effective working relationships.
- Self-starter with a mindset of solving problems.
- Excellent written and verbal communication skills.
Preferred Qualifications
- Experience with power electronics and analog sensors.
- Familiarity with computer programming and scripting languages (C, C++, BASH).
Location: This position is located in Longmont, CO.
Base Compensation: $105,000 - $155,000 is the projected base salary range and will be determined by the candidate’s overall qualifications and experience.
Bonus: This position is eligible for an annual bonus based on individual and company performance.
Closing Date: November 11th. 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.
Onsite Perks
- Free gym with 24/7 access
- Free Electric Vehicle charging
- Breakfast and Lunch Café
- After hours Grab & Go snacks
- Basketball court
- Walking paths
Benefits
- Paid Time Off
- Paid holidays
- Medical insurance
- Dental insurance
- Vision insurance
- Short-term and long-term disability
- Life insurance
- 401(k) plan with immediate vesting
- Employee referral program
- Tuition reimbursement
- Professional development
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.
Skills Required
- Bachelor’s degree in Electrical Engineering or a related field
- At least 8 years of electronics design engineering experience
- Strong fundamentals in digital circuit design, development, and testing for microcontroller-based embedded systems
- Experience with schematic capture and PCB layout for mixed-signal boards
- Knowledge of board-level communications including UART, I2C, SPI, and CAN
- Experience using laboratory test equipment, including oscilloscopes, power supplies, electronic loads, voltmeters, and logic analyzers
- Experience taking designs from concept through volume production
- Ability to work independently and collaboratively while maintaining effective working relationships
- Strong problem-solving mindset
- Excellent written and verbal communication skills
- Experience with power electronics and analog sensors
- Familiarity with C, C++, and Bash
What We Do
Stored Energy Systems (SENS) designs and manufactures high-reliability power-conversion and energy-storage equipment for mission-critical infrastructure. Its products include DC power and UPS systems, industrial battery chargers, generator engine-starting systems, battery monitoring, and redundancy solutions. SENS serves data centers, hospitals, utilities, telecommunications networks, and other industrial and energy-infrastructure operators, helping them protect uptime and reduce operational risk when power is interrupted.
