Technical Suppot Engineer 4
Johnson Controls
- Location
- San Antonio-Texas-United States of America
- Work model
- On-Site
- Level
- Senior
- Posted
- Sep 11, 2026
About this role
ABOUT US
Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education. For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward. SCOPE: Provide active, ongoing day-to-day testing/Plant support. This HANDS-ON position will support Large Tonnage (water cooled) Centrifugal Chiller testing. The Test Engineer will “manage” a test throughout the process from test design and planning through execution to completion including analysis of data results and presentation of the data to external JCI customers. Ideally this individual will possess multiple backgrounds that include a working knowledge of centrifugal chillers and related test facility operation, and other applicable technologies so they can singularly manage the testing process for individual test. This position may provide test engineering support for standard and non-standard contract witness testing.
RESPONSIBILITY
LEVEL: • Under general/minimal supervision/direction, operate with a high degree of independence on individual projects geared to efficient and successful planning and execution of tests. • Able to handle several concurrent projects while providing ongoing, day-to-day, hands-on test guidance, test data review and analysis, and interacting with external customers. • Possess strong verbal and written communication skills. • Able to work in fast-paced, schedule driven work environment. Possess the agility/adaptability to quickly move from one task to another when required. • Proficiency in Microsoft Suite Applications (Word, Excel, Access, and PowerPoint), as well as Internet software and E-mail is required. • Understanding of refrigeration systems and concepts PRINCIPAL DUTIES: • Interfaces on troubleshooting issues with the customer factory witness test/Operations. • Plans and executes tests of water cooled centrifugal chillers. The individual: Communicates with the sales engineer to disseminate and agree upon test plans. Creates test request detail of what conditions to be run to meet engineering needs and customer test SQ requirements Acquires and provides input and set up data acquisition software Diagnoses and resolves issues with chiller if chiller will not operate or meet performance requirement Diagnoses and resolves issues with the data acquisition system Communicates results and resolution of issues with sales engineer and external customer Provides a summary of testing results to product engineering for further analysis • Presents to customers the design and set up of the lab function • Presents to customers methods and records for calibration of instrumentation • Presents to customers an overview of AHRI and Eurovent testing procedures and tolerances • Works with sales engineers and customers to resolve concerns or misunderstanding in regards to testing • Participates in the revision of standard procedures, test Standards and processes. • Uses experience to develop or recommend the development of new procedures, processes or resources geared to provide more efficient, accurate, or advanced testing services. • Adheres to the Company’s Code of Conduct and Business Ethics standards.
QUALIFICATIONS
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable