Sr. Firmware Engineer (Thermal Controls)

POSITION SUMMARY Vertiv is seeking a Sr. Firmware Engineer to support our thermal control applications and platform.  The candidate must have a deep knowledge of software and firmware development with proven experience in abstracting control systems, applications, and platforms.  HVAC specific knowledge is highly desired.  A bachelor's degree in computer science or equivalent engineering experience as a control firmware engineer is required.  Other engineering degrees with an emphasis on controls will be considered. This position will be based onsite at our Westerville, OH location. RESPONSIBILITIES Controls and Platform Development: Design, maintain, and evolve abstracted control platform to support thermal unit firmware involving PID control loops and device interactions Requirements analysis: Requirements gathering, use case analysis, device and application prototyping, customer/customer-liaison engagement Project management: Project planning, task estimation, software metrics collection, version control Full lifecycle software application development: Design, programming, debugging, peer review, unit testing, performance tuning, integration Documentation: Program commentary, user guides for service and troubleshooting Product testing: Unit testing, bench testing, system integration testing, and field test support Leadership: Effective team member and/or technical leadership, consistent positive attitude, creativity Hardware development support: Software/firmware support for hardware development and testing Other tasks and activities as required by management QUALIFICATIONS Bachelor’s degree or foreign equivalent with strong emphasis on software: Computer Science, Software Engineering, Mechanical Engineering, Electrical Engineering, Computer Engineering 7+ years of experience with Linux-based controls firmware development and testing 5+ years of experience abstracting and using C++ programming language Fluency in English REQUIRED EXPERIENCE Controls: Embedded Linux control firmware experience using object-oriented languages primarily C++ Abstracting analog and digital IO interactions Near real time control algorithms and device communications with serial, RS485, Modbus, and CANbus HVAC specific experience a plus Development environment:  Languages: C++, C, Python, Bash Shell Communication protocols: RS-232/485, Modbus, CANbus, I2C, SPI Operating systems: embedded Linux and real-time operating systems (FreeRTOS) Platforms: TI SoC, ARM, x86 Tools: VS Code and Docker Version management: GitLab Build system: BitBake, Yocto, GitLab Pipelines Test: Device Simulation, HIL/SIL Design: Object oriented abstraction, development, and lifecycle Distributed control architecture and design Usability, maintainability, and configurability Manage control requirements, specifications, and documentation RELATED EXPERIENCE Matlab, Flownex Linux kernel, device drivers, filesystems IP networking: TCP, UDP, TLS, DNS, SNMP, Redfish, BACnet, Modbus TCP, WireShark Bare metal firmware experience PHYSICAL & ENVIRONMENTAL DEMANDS Required to work in the office, not a work from home position. TIME TRAVEL REQUIRED 10% Will need to be able to obtain a valid passport for international travel     The successful candidate will embrace Vertiv’s Core Principals & Behaviors to help execute our Strategic Priorities.  OUR CORE PRINCIPALS:  Safety.  Integrity.  Respect.  Teamwork.  Diversity & Inclusion. OUR STRATEGIC PRIORITIES •  Customer Focus •  Operational Excellence •  High-Performance Culture •  Innovation •  Financial Strength   OUR BEHAVIORS •  Own It •  Act With Urgency •  Foster a Customer-First Mindset •  Think Big and Execute •  Lead by Example •  Drive Continuous Improvement •  Learn and Seek Out Development   About Vertiv Vertiv is a $8.0 billion global critical infrastructure and data center technology company.  We ensure customers’ vital applications run continuously by bringing together hardware, software, analytics and ongoing services.  Our portfolio includes power, cooling and IT infrastructure solutions and services that extends from the cloud to the edge of the network. Headquartered in Columbus, Ohio, USA, Vertiv employs around 20,000 people and does business in more than 130 countries. Visit to learn more.       Work Authorization No calls or agencies please. Vertiv will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire. Equal Opportunity Employer Vertiv is an Equal Opportunity/Affirmative Action employer. We promote equal opportunities for all with respect to hiring, terms of employment, mobility, training, compensation, and occupational health, without discrimination as to age, race, color, religion, creed, sex, pregnancy status (including childbirth, breastfeeding, or related medical conditions), marital status, sexual orientation, gender identity / expression (including transgender status or sexual stereotypes), genetic information, citizenship status, national origin, protected veteran status, political affiliation, or disability. 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Created: 2025-09-22