Demo

Senior Design Engineer

SJE
Lee, NH Full Time
POSTED ON 10/24/2026
AVAILABLE BEFORE 12/23/2026

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 Design Engineer to support our engineered brands. This role will work out of our Lee, NH location.

The job:

As our Senior Design Engineer, you will be responsible for designing and engineering custom electrical control panels and automation systems for industrial, municipal water, and wastewater applications throughout New England. You will develop electrical schematics, panel layouts, and control system designs while ensuring compliance with customer specifications, industry standards, and SJE engineering practices. Working closely with customers, sales, production, and quality assurance teams, you will provide technical expertise throughout the design, manufacturing, and project execution processes.

In this role, you will design and integrate PLC, HMI, SCADA, instrumentation, relay logic, and industrial networking systems. You will prepare engineering documentation, bills of materials (BOMs), bid packages, submittals, and operation and maintenance manuals. You will also support panel testing, troubleshooting, and programming efforts while identifying opportunities to improve product designs, reduce costs, and increase manufacturing efficiency. Additionally, you will coordinate assigned projects with internal teams and customers to ensure technical requirements, schedules, and project objectives are met.

The skills, education, and experience you need:

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

  • Electrical control panel design, including circuit design, component selection, equipment sizing, panel layouts, and wiring schematics.

  • PLC, HMI, and SCADA systems, including control system design, integration, and troubleshooting.

  • Interpreting engineering specifications, electrical drawings, wiring diagrams, and customer requirements.

  • Electrical drafting and design software such as AutoCAD, EPLAN, Microsoft Visio, or similar applications.

  • Industrial instrumentation, relay logic, and networking systems.

  • Applying UL, NEC, and NFPA requirements to industrial control panel design and manufacturing.

  • Developing bills of materials (BOMs), technical submittals, bid documentation, and operation and maintenance manuals.

  • Supporting panel assembly, quality assurance testing, troubleshooting, and technical problem resolution.

  • Providing technical guidance to customers, production personnel, and sales teams.

  • Managing multiple engineering projects, coordinating with cross-functional teams, and meeting project deadlines.

  • Strong computer proficiency, including Microsoft Office and Adobe Acrobat Pro.

  • Excellent analytical, problem-solving, communication, and organizational skills, with the ability to work both independently and collaboratively.

Education and Experience:

  • Associate degree in Electrical Engineering Technology or a related technical field, or equivalent practical experience, required.

  • Bachelor's degree in Electrical Engineering or a related field preferred.

  • Previous experience designing electrical control systems and industrial control panels required.

  • Experience with PLC and SCADA system design and integration preferred 

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 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: 19 Calef Hwy, Lee, NH 03861.

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. 

Salary.com Estimation for Senior Design Engineer in Lee, NH
$138,472 to $155,543
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Design Engineer?

Sign up to receive alerts about other jobs on the Senior Design Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$134,206 - $155,125
Income Estimation: 
$171,024 - $193,943
Income Estimation: 
$134,206 - $155,125
Income Estimation: 
$171,024 - $193,943
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at SJE

  • SJE New Hope, MN
  • 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, innov... more
  • 15 Days Ago

  • SJE Madison, WI
  • 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, innov... more
  • 15 Days Ago

  • SJE Lee, NH
  • 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, innov... more
  • Just Posted

  • SJE Lee, NH
  • 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, innov... more
  • Just Posted


Not the job you're looking for? Here are some other Senior Design Engineer jobs in the Lee, NH area that may be a better fit.

  • BAE Systems Nashua, NH
  • Job Description Be part of a new age where firmware and digital design shape technological advantages on the battlefield. Help empower pilots, soldiers, an... more
  • 1 Month Ago

  • BAE Systems Nashua, NH
  • Job Description BAE Systems has an open position for a Senior FPGA Digital Design Engineer! See what you’re missing. Our employees work on the world’s most... more
  • 1 Month Ago

AI Assistant is available now!

Feel free to start your new journey!