Senior Hardware Firmware Design Engineer

  • SJE Rhombus
  • New Hope, Minnesota
  • Full Time

We are Proud to be SJE!

At SJE, we are more than a company - we are a family of brands with a shared vision and mission to provide industry-leading, innovative, and reliable control and monitoring solutions that improve efficiencies, protect the environment, and deliver dependable solutions to our valued customers. We are looking for a Senior Hardware Firmware Engineer to support our SJE Rhombus brand. This role will work out of our New Hope, MN location.

Our SJE Rhombus brand is a leading provider of custom circuit board design, firmware and software development, sourcing and inventory solutions, as well as printed circuit board (PCB) assembly. Check us out at SJEpcb.com or SJEinc.com!

The job:

As our Senior Hardware Firmware Engineer, your primary role will be to develop firmware and design hardware for a variety of custom embedded control products that range from pump control to smart energy products and other emerging technologies. You will design and review schematics and hardware layouts. You will develop firmware and test both firmware and hardware for embedded controllers to ensure it meets functional specifications and customer needs. You will be working closely with the R&D team to understand requirements for product implementation.

The skills, education, and experience you need:

To succeed in this role, you must have experience with:

  • Writing embedded firmware in C/C+ (used primarily in microcontrollers from NXP, Atmel and ST) with and without the use of a Real-Time Operating System
  • Reading schematics and debugging embedded controllers on circuit boards
  • Hardware design for embedded controller applications
  • Creating schematics, selecting components, designing circuits both analog and digital to meet customer requirements
  • I2C, UART, and SPI interfaces, UI/UX development
  • Ethernet, Wi-Fi, Bluetooth and other wireless protocols

A 4-year degree in Computer Engineering, Electrical Engineering or equivalent degree and 7-10 years of experience are required.

Answering your questions:

When you are considering a new job, it is normal to have a ton of questions. Here are a few questions we are asked all the time.

  • What are the hours? Monday - Friday 8:00 am - 5:00 pm.
  • What is your Paid Time Off and holiday policy? Up to 120 hours of Paid Time Off in your first year plus 8 paid holidays.
  • What is the starting wage? The starting salary for this position is $95,000 - $120,000/year depending on experience.
  • What benefits do you offer? We offer a robust benefits package including health, life, short-term and long-term disability insurance as well as dental and vision programs you need to take care of your family, along with other benefit options. Check out our full benefits package!
  • What is my commute? Plug this address into Google Maps: 9307 Science Center Drive, New Hope, MN 55428.

We will answer more of your questions during the first interview. Expect to hear about the next steps if you meet the job requirements.

Why Work With Us

At SJE, we believe in empowering our employees to grow professionally while making a real impact. We offer competitive pay, excellent benefits, and a collaborative culture that encourages creativity and problem-solving. Join us and become a part of something bigger. Join a company where you're not just working-you're building a legacy!

Learn more and apply on-line at www.sjeinc.com. SJE is an Equal Opportunity Employer.

Job ID: 490563493
Originally Posted on: 8/24/2025

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