Hubbell Inc

Senior SIT Engineer (Firmware & Hardware)

Hubbell Inc • $100K — $130K *
Saint Louis, MO 63129In-Person
Telecommunications & Hardware
5 - 7 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Bachelor's Degree in Computer Science, Engineering or related field
  • 5+ years of System Integration Testing experience with firmware and hardware
  • Expertise in embedded systems and integration of hardware-software
  • Experience testing complex distributed systems
  • Knowledge of SDLC, SIT processes, and QA best practices
  • Familiarity with Agile and/or DevOps environments
  • Strong analytical troubleshooting skills across multiple layers
  • Excellent communication skills for conveying technical information

Responsibilities

  • Lead system integration testing for firmware, hardware, and software solutions
  • Ensure quality adherence across all phases of the SDLC
  • Develop and maintain test strategies, plans, and scenarios
  • Validate interoperability of firmware and hardware with applications
  • Identify and mitigate integration and performance risks
  • Drive improvements in product reliability through evaluation
  • Conduct root-cause analysis on system-level defects
  • Champion enhancements to SIT practices and tools
  • Promote quality best practices within the organization
  • Influence quality assessments and participation in release decisions
  • Mentor junior engineers on testing best practices

Benefits

  • Mentorship and professional development opportunities
  • Culture of continuous improvement and accountability
  • Exposure to cutting-edge embedded systems and technologies
  • Collaboration with diverse teams across engineering and product
  • Flexibility and support for Agile and DevOps methodologies
Full Job Description
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). The engineer plays a critical role in promoting quality-first practices, mentoring team members, and driving continuous improvement within the Aclara software and product organization.

#LI-SL1

A Day In The Life

  • 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?

Required Skills & Qualifications
  • 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.
  • 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:Databases: Oracle 19c/12c/11g, MS SQL Server, PL/SQL, T-SQL,
  • Platforms: Microsoft Azure, Windows Server environments
  • Other: System diagnostics, log analysis, defect management, performance and reliability testing

About Hubbell Inc

Hubbell Incorporated is an American company that designs, manufactures, and sells electrical and electronic products for non-residential and residential construction, industrial, and utility applications. Hubbell was founded by Harvey Hubbell as a proprietorship in 1888, and was incorporated in Connecticut in 1905. It is ranked 602 by Fortune. The company’s reporting segments consist of the electrical segment and the Power segment. Hubbell’s manufacturing facilities are located in the United States, Canada, Switzerland, Puerto Rico, Mexico, the People's Republic of China, Italy, the United Kingdom, Brazil and Australia and maintains sales offices in Singapore, China, India, Mexico, South Korea, and countries in the Middle East. Hubbell was previously headquartered in Orange, Connecticut, and has now moved its headquarters to Shelton, Connecticut. Hubbell Inc. assisted Allied efforts during World War II by manufacturing military vehicle electrical circuits, battery-charging systems for M4 Sherman tanks, power jacks for test meters, vacuum tube sockets for radio communications, and a line of electrical and electronic connectors for aircraft. Hubbell Inc. is in List of S&P 400 companies having stocks that are included in the S&P 400 stock market index, maintained by S&P Dow Jones Indices.
Learn more about Hubbell Inc
Size
18,300 employees
Market Cap
$12.6 billion
Industry
Manufacturing & Automotive
Net Income
$351.2 million
Founded
1888
5 Year Trend
+3.7%
Revenue
$4.1 billion
NASDAQ
HUBB
* Ladders Estimates

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