High Density System Engineer

Company: Vertiv
Location: Westerville
Posted on: January 29, 2026

Job Description:

POSITION SUMMARY We are seeking a High-Density Thermal Support Lead to manage and optimize our thermal management systems for high-density applications. This role will involve providing support across mechanical, electrical, quality, monitoring, controls, and troubleshooting for high-density and liquid cooling products. The ideal candidate will possess deep expertise in thermal dynamics, demonstrate strong leadership skills, and drive continuous improvement initiatives. RESPONSIBILITIES Support of thermal management systems for high-density and liquid cooling applications. Mentor and support team members, fostering a collaborative environment and promoting technical growth within the team. Work closely with R&D and other departments to integrate new technologies and solutions into existing systems effectively. Maintain accurate documentation of system designs, performance data, and troubleshooting efforts, and prepare regular reports for stakeholders. Develop, refine, and leverage predictive?analytics models, cloud?based monitoring platforms, and data?driven tools to support proactive service and maintenance strategies. Identify and troubleshoot thermal?performance issues involving primary and secondary loops, manifolds, CDUs/XDUs, sensors, pumps, valves, and system integration points. Implement best practices and innovative solutions to enhance thermal management processes and drive continuous improvement. Identify and resolve issues related to thermal performance, including diagnosing and addressing problems in high-density and liquid cooling systems. Work closely with Engineering, Quality, Root Cause Analysis team to drive root cause, recommended solutions, and lessons learned. Provide onsite support for escalated issues and customer meetings when required. Collaborate with Global Strategic Account (GSA) team present at customer meetings. Provide technical support across mechanical, electrical, quality, monitoring, and control systems to ensure seamless integration and performance of thermal solutions. Oversee the development and maintenance of technical documentation and support content for high-density products. Communicate effectively to understand customer needs, provide technical support, and resolve issues, ensuring high levels of customer satisfaction. Monitor industry trends and emerging technologies in thermal management and cooling systems and provide recommendations for incorporating these advancements into current processes. Stay informed about new products, revisions, updates, and upgrades that may affect product operation. Other duties or projects assigned. QUALIFICATIONS Bachelor’s degree in mechanical engineering, Thermal Engineering, Thermal Dynamics, or a related field required. Masters in Mechanical Engineering is preferred. Minimum of three year’s experience interacting with customers at a technical level required, field service experience a plus. Working knowledge of glycol and water quality is a plus. Deep expertise in thermal dynamics and proven ability to optimize complex thermal systems. At least 5 years of experience in thermal management, specifically with high-density and liquid cooling systems. Excellent writing and verbal communication skills. Excellent organizational and time management skills. Strong leadership skills with a proven ability to direct, build, and lead technical teams. Possess a positive attitude and flexibility in a rapidly changing environment. Detail oriented and self-motivated with the ability to work without direct supervision. Proficient PC skills including all Microsoft Office products and web-based technologies. Must be able to read and interpret electrical diagrams, piping drawings and blueprints. Strong skill sets: Communication skills, Customer service skills, troubleshooting skills, Safety procedures, Computer skills, Mechanical aptitude. Interpersonal Skills, Professional, Reliable, Team Player. Preferred Qualifications: Knowledge and experience in HVAC product design and forensic analysis preferred. Knowledgeable in Quality Systems process, Continuous Improvement, FMEA, a plus. Experience with HVAC system ancillary controls like BMS, MODBUS, CAN communications, and PLC is a plus. EDUCATION AND CERTIFICATIONS High School Diploma or GED Minimum of four years Mechanical or HVAC Engineering degree. Alternatively, military technical training with five years of relevant technical experience. PHYSICAL REQUIREMENTS Medium Lifting (30 Ibs. – 45 Ibs.) Frequent Standing Frequent kneeling / crawling / stooping Frequent bending / twisting ENVIRONMENTAL DEMANDS Extreme cold (below 32*) Extreme heat (above 100*) Noise Level (Medium / High need to shout to be heard) Working around moving machinery (fork-lifts, tractors) Protective Equipment Required (earplugs, gloves, eyewear, respirator, mask, etc.) Work outdoors (no effective protection from weather) WORKING CONDITIONS Travel up to 15% of the time may be required. Reactive, fast-paced, and high-profile environments. Flexible schedule (Weekends, evenings, holidays) for emergency support. At Vertiv, we offer the stability of a global leader in a growing industry and the opportunity of a startup. We design, manufacture and service the mission-critical infrastructure technologies for vital applications in data centers, communication networks and commercial and industrial environments. With $5.0 billion in revenue, a strong customer base and global reach in nearly 70 countries, our move to establish a standalone business enables us to deliver greater value to our customers and create new opportunities for our people. 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 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. If you have a disability and are having difficulty accessing or using this website to apply for a position, you can request help by sending an email to 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, O, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.

Keywords: Vertiv, Newark , High Density System Engineer, Engineering , Westerville, Ohio