Sr Software Engineer - Solon, OH

Job Overview

The Senior SIT Engineer (Firmware & Hardware) is responsible for leading system integration testing of complex solutions involving firmware, hardware devices, and supporting software systems. This role ensures end-to-end quality, reliability, performance, and interoperability across the full System Development Life Cycle (SDLC).

A Day In The Life

Every day at Hubbell is different and you'll contribute in many ways. On any given day, you’ll make a difference by:

• Lead and execute system integration testing (SIT) for solutions that include firmware, embedded systems, hardware components, and backend software.
• Ensure adherence to quality-first practices across all SDLC phases, including requirements review, design validation, firmware testing, hardware integration, regression testing, performance testing, and release readiness.
• Develop, review, and maintain system-level test strategies, test plans, test cases, and end-to-end test scenarios, ensuring alignment with defined acceptance criteria.
• Validate firmware and hardware interoperability with applications, APIs, messaging, and data pipelines.
• Identify, analyze, and mitigate integration, performance, reliability, and scalability risks across hardware-firmware-software boundaries.
• Evaluate new products, firmware releases, hardware revisions, and processes to continuously improve the reliability and robustness of company solutions.
• Drive root-cause analysis of system-level defects, including issues spanning firmware, hardware, and software layers.
• Champion continuous improvement by enhancing SIT practices, tools, environments, and automation approaches across teams.
• Promote best practices and help establish a culture of excellence and accountability within the Aclara engineering and quality organization.
• Communicate complex technical and quality topics clearly to engineers, product owners, business leaders, and customers.
• Participate in and influence release readiness, quality gates, and go/no-go decisions, providing objective quality assessments and risk visibility.
• Mentor junior and mid-level SIT engineers and provide guidance on firmware and hardware testing best practices.

What Will Help You Thrive in This Role?

• Minimum of a Bachelor’s Degree in Computer Science, Engineering or related field
• 5+ years of experience in System Integration Testing, with hands-on experience testing firmware and hardware-based systems.
• 10+ years of experience in System Integration Testing and quality engineering
• Strong understanding of embedded systems, firmware lifecycles, and hardware-software integration
• Proven experience testing complex, distributed systems involving devices, firmware, backend services, and user interfaces
• Solid understanding of SDLC, SIT processes, and quality assurance best practices
• Experience working in Agile and/or DevOps environments
• Strong analytical and troubleshooting skills across firmware, hardware, and software layers
• Excellent verbal and written communication skills, with the ability to explain technical issues to non-technical stakeholders

Technical Expertise (Preferred)

• Firmware & Integration: Device communication, protocols, messaging, event-based systems
• Testing Tools: JMeter, SOAPUI, Kafka, Grafana, RabbitMQ
• Languages & Scripting: C#, Python, JavaScript, XML
• Databases: Oracle 19c/12c/11g, MS SQL Server, PL/SQL, T-SQL

Hubbell Incorporated

Hubbell creates critical infrastructure solutions that power our customers, communities, people and the planet. Our company is strategically aligned around enabling grid modernization and electrification. As more products plug in to an aging grid, Hubbell solutions enable the transition to a more reliable, resilient and efficient energy infrastructure. Founded in 1888 our innovation has made us a leading global manufacturer of high quality electrical and utility solutions enabling customers to operate critical infrastructure reliably and efficiently. The company operates in two segments. Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications. Our vertical market solutions can be applied to markets including Data Centers, Renewables, Commercial Buildings, Industrial, Telecom and Transportation. Supporting both of our business segments is our corporate and Hubbell Unified Business Solutions teams that provide consistent process, tools technologies across our businesses. We are committed to operating sustainably and ethically while promoting an inclusive and supportive culture for our people to grow and develop in their careers. Our employees proudly work and serve our communities from our headquarters in Shelton, CT, across the United States and around the globe.