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EnerSys Delaware Inc.

Principal Software Engineer

Burnaby, BC, V5J 5M4, Canada

Pay: Compensation Range: $97,200.00 - $121,500.00 CAD
Posting language: English
Posted: Sep 18, 2026

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Original job description

EnerSys® is an industrial technology leader serving the global community with mission critical stored energy solutions that meet the growing demand for energy efficiency, reliability and sustainability. We are driven by a passion to provide people everywhere with accessible power to help them work and live better. Our people are our strength, an endless resource for innovation, insight and enthusiasm.

This position will report to our EnerSys Energy Systems business, which serves the telecom, cable broadband, industrial, renewable, and data center markets. Our portfolio combines our stored energy expertise with power systems, enclosures, and renewable energy products to deliver world-class solutions for diverse applications such as 5G, broadband, Internet of Things (IoT), data center, and solar power. Our cutting-edge technology includes Lithium batteries, Fault Managed Power Systems, and Extended Run Time battery backup systems that improve the reliability and resiliency of broadband networks.

EnerSys has over thirty manufacturing and assembly plants worldwide servicing over 10,000 customers in more than 100 countries. Worldwide headquarters are located in Reading, PA, USA with regional headquarters in Europe and Asia. Some of our brands include PowerSafe, DataSafe, and Genesis batteries; Cordex power; and Outback Power renewable energy products. With sales and service locations throughout the world, and over 100 years of battery experience, EnerSys is the power/full solution for stored DC power products.

What We’re Offering

Paid holidays, plus sick time and vacation time
Full benefit plan including, extended medical, vision and dental
Life Insurance, long term disability and a salary continuance plan
Tuition reimbursement plan
6% RRSP employer matching program

Compensation Range: $97,200.00 - $121,500.00 CAD

Compensation may vary based on applicant's work experience, education level, skill set, and/or location.

This is a current vacant position.

Job Purpose

The Principal Software Engineering I role is responsible for the design, development, and support of supervisory, monitoring, and control software for Alpha Technologies' power conversion management systems. Based at the Burnaby, BC facility, this position serves as a key member of a cross-functional engineering team focused on delivering reliable, scalable, and cost-effective software solutions from concept through production. The software platform monitors and controls power conversion products, including rectifiers, AC UPS systems, converters, and inverters, while providing gateway functionality that connects these systems to external networks and applications.

You will be a key member of a cross-functional team. The main responsibilities are to design and develop reliable and cost-effective solutions for our power system controller software from concept to production. The system controller monitors and controls our power conversion products (Rectifiers, AC UPS, Converters, Inverters) and serves as a gateway to our systems to the outside world.

You are a technically strong engineer with superior communication and collaborative skills who thrives in cross-functional teams in a positive business culture environment. You will be an integral part of high-performance development teams that successfully introduce new designs into manufacturing on budget and on schedule, and meeting cost targets.

The system controller software runs on an NXP i.MX 8M Mini embedded processor with a Yocto-generated Linux operating system. Development is primarily in C# .NET.

Essential Duties and Responsibilities

Help secure our system controller application and Linux operating system by using industry best practices for cybersecurity, robustness and reliability
Use AI platforms to increase efficiency in all areas of software development
Implement computer software for system controllers and other connected devices.
Contribute to the development and improvement of architectural components.
Prepare and maintain technical documentation.
Participate in verification and validation testing.
Contribute to continuous improvement of existing products and processes.
Implement unit test code and assist in other relevant test automation.
Work with end users, product managers, and software test engineers to clarify expected behavior of features.
Troubleshoot and resolve defects.
Participate in effort and complexity estimation for proposed new features.
Participate in the development of the department’s strategic goals and direction.

Qualifications

Education:

Bachelor of Computer Science or Electrical Engineering or equivalent.

Experience:

Experience with productizing Linux based industrial/commercial platforms
Experience using AI platforms for agentic software development
Experience with AWS and Azure.
Experience with cyber security including, but not limited to: IEC 62443, trusted execution environment on i.MX 8M Mini Applications Processors, encryption, security best practices, private key infrastructure.
At least 7 years of relevant industry experience.
Strong object-oriented programming skills in a language such as C#.
Solid engineering experience with embedded microcontrollers.
Excellent communication and presentation (oral and written) skills in English.
Ability to collaborate with team and stakeholders to derive options for solutions to problems.
Strong analysis, problem solving, design, and troubleshooting skills.

Desired Qualifications:

Experience with Yocto.
Experience with industrial protocols such as SNMP, Modbus, IEC61850 and CAN-bus communication.
Experience with digital control interfaces such as SPI, I2C, and UART.
Experience in electronics hardware / power systems and knowledge of basic electronics theory.
Familiar with power electronics hardware with embedded microcontrollers.
Familiar with power conversion, including signal processing and control algorithms.
Experience with Visual Studio and Visual Studio Code.
Experience in multithreading, real-time, or asynchronous programming.
Familiar with the Agile development process, SCRUM and experience in an R&D environment.
Experience with JavaScript (AngularJS) and HTML.

General Job Requirements

Generic

EnerSys is committed to employment equity and fostering a workplace that respects and values diversity, inclusion, and dignity for all.
We provide equal employment opportunities to all employees and applicants, and strictly prohibit discrimination or harassment of any kind based on race, colour, religion, age, sex, national or ethnic origin, citizenship, disability, sexual orientation, gender identity or expression, marital or family status, or any other characteristic protected by applicable Canadian and provincial laws".

We encourage applications from members of equity-deserving groups, including women, Indigenous Peoples, racialized persons, persons with disabilities, and members of the 2SLGBTQIA+ community.

Employment Equity / Diversity / Inclusion / Accessibility

We use artificial intelligence to screen, assess and select applicants for open positions, including for the purposes of reviewing and ranking application materials and scoring answers to application questions. Accordingly, decisions about your application and eligibility for employment with EnerSys may be made based exclusively on the automated processing of the personal information that you submit in your application materials.

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More about this job

Responsibilities

The Principal Software Engineer will design, develop, and support supervisory and control software for power conversion management systems. This role involves working within a cross-functional team to deliver reliable, scalable software solutions from concept through production.

Requirements

Candidates must hold a Bachelor's degree in Computer Science or Electrical Engineering and possess at least 7 years of relevant industry experience. Proficiency in C#, Linux-based platforms, and embedded systems is required, along with strong cybersecurity knowledge.

Skills

C#
.NET
Linux
Yocto
Embedded systems
Cybersecurity
Object-oriented programming
Power electronics
Microcontrollers
AI platforms
AWS
Azure
Communication skills
Problem solving
Troubleshooting
Agile

Benefits

Paid holidays
Sick time
Vacation time
Extended medical
Vision insurance
Dental insurance
Life insurance
Long term disability
Salary continuance plan
Tuition reimbursement
RRSP employer matching program

Visa sponsorship

Not detected in the job text

Keywords

Software Engineering
C#
.NET
Linux
Yocto
Embedded Systems
Cybersecurity
Power Conversion
Rectifiers
UPS Systems
Inverters
AI Platforms
AWS
Azure
IEC 62443
SNMP
Modbus
CAN-bus
SPI
I2C
UART
Agile
SCRUM
Object-Oriented Programming
Multithreading
Real-time programming
JavaScript
HTML
Visual Studio
Power Electronics

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