Software​/Firmware Engineer

Building the people that build the world.

With platforms in HVAC and Detection and Measurement, SPX Technologies builds innovative solutions that enable a safer, more efficient, sustainable world. Through our RiSE talent development framework, we Reach, Identify, Strengthen, and Engage our employees to support them in their continued development. We’re a global company of problem solvers, collaborators, and innovators, and our businesses build solutions that impact the world.

As part of HVAC Heating, Patterson Kelley is a leading manufacturer of commercial boilers and direct and indirect water heaters. With an over 140 year history, we provide reliable, innovative comfort solutions for hospitals, schools, military bases, and stadiums.

SPX is a diverse team of unique individuals who all make an impact. As a Software/Firmware Engineer, you will play a key role in design, develop, implement, test, and support software solutions for boiler and water heating control systems, end‑of‑line production test equipment, internal applications and mobile applications (iOS and Android). This role focuses on improving system performance, maintaining high‑quality codebases, and developing control methodologies for current and future products.

Join us in this innovative journey, where your expertise and passion will drive the advancement of our high‑quality products.

• Design and Development:
  • Design, analyze, and develop software solutions and programs in alignment with division and corporate standards and best practices
  • Analyze system performance and implement improvements and recommendations
  • Maintain and enhance existing codebases
  • Develop and implement control methodologies for new and existing products
• Technical Evaluation & Continuous Improvement:
  • Identify, troubleshoot, and resolve software and hardware process issues
  • Investigate, evaluate and apply new technologies where relevant
  • Specify reporting and form requirements to support business and operational needs
  • Provide written documentation and knowledge‑transfer materials
• Collaboration:
  • Collaborate cross‑functionally to detect issues and implement effective solutions
  • Translate business and operational needs into technical solutions
  • Support end‑of‑production line testing systems and internal programs

• 1-3 years’ software development experience with preference of C++ including C++ Standard Libraries
• Experience with LINUX operating systems
• Knowledge of object‑oriented design and development principles
• Knowledge with SQL and Stored Procedures

• Experience leading or participating in the design and implementation of control systems, including both hardware and software components
• Understanding of human–machine interface (HMI) principles and usability considerations
• Strong cause‑and‑effect analytical abilities for troubleshooting and resolving complex technical problems
• Understand formal software development lifecycle (SDLC) processes
• Demonstrate ability to bring software products from development through release and into production environments
• Skilled in creating graphical user interfaces (GUI) for control systems
• Hands‑on experience with electro‑mechanical systems, including sensors, actuators, signal conditioning, and data acquisition electronics
• Ability to read and understand electronic schematics and basic electronic designs
• Experience using source code repositories such as Git and Mercurial
• Familiarity with one or more of the following technologies: QT, .NET framework, JavaScript, Python, QML, Java, BASH scripting, and/or Flutter

• Bachelor’s degree in Computer Engineering, Computer Science or a related field

• Work in an office environment, able to use a computer, provide oral and written communication
• Manufacturing Environment frequently requires use of foot and eye protection when in production areas

• Generous and flexible paid time off including paid personal time off, caregiver, parental, and volunteer leave
• Competitive health insurance plans and 401(k) match, with benefits starting day one
• Competitive and performance‑based compensation packages and bonus plans
• Educational assistance, leadership development programs, and recognition programs

We value different backgrounds, experiences, and voices at SPX, and we are committed to challenging ourselves, openly communicating, and striving to improve every day. We believe in creating an inclusive work environment where everyone has a voice and is encouraged to realize their fullest potential.

SPX is an affirmative action and equal opportunity employer committed to making selection decisions without regard to race, color, religion, sex, sexual orientation or identity, national origin, age, disability, veteran status, or any other legally protected basis.