{"version":"0.1","company":{"name":"YubHub","url":"https://yubhub.co","jobsUrl":"https://yubhub.co/jobs/title/mechanical-commissioning-technician"},"x-facet":{"type":"title","slug":"mechanical-commissioning-technician","display":"Mechanical Commissioning Technician","count":1},"x-feed-size-limit":100,"x-feed-sort":"enriched_at desc","x-feed-notice":"This feed contains at most 100 jobs (the most recently enriched). For the full corpus, use the paginated /stats/by-facet endpoint or /search.","x-generator":"yubhub-xml-generator","x-rights":"Free to redistribute with attribution: \"Data by YubHub (https://yubhub.co)\"","x-schema":"Each entry in `jobs` follows https://schema.org/JobPosting. YubHub-native raw fields carry `x-` prefix.","jobs":[{"@context":"https://schema.org","@type":"JobPosting","identifier":{"@type":"PropertyValue","name":"YubHub","value":"job_719417bc-a92"},"title":"Mechanical Commissioning Technician","description":"<p>We are seeking a highly skilled Mechanical Commissioning Technician to support the buildout and startup of xAI&#39;s high-performance data centres. In this critical hands-on role, you will perform commissioning, testing, and troubleshooting of mechanical systems that provide cooling, air handling, and fluid distribution for our next-generation AI supercomputing infrastructure.</p>\n<p>You will work closely with construction, engineering, and operations teams to ensure safe, reliable, and high-quality mechanical systems from initial installation through full system turnover. This is a full-time, onsite role with significant travel to xAI data centre sites.</p>\n<p><strong>Responsibilities:</strong></p>\n<ul>\n<li>Execute mechanical commissioning activities for HVAC systems, chillers, cooling towers, CRAC/CRAH units, pumps, heat exchangers, piping systems, and associated controls in data centre environments.</li>\n</ul>\n<ul>\n<li>Perform functional testing, airflow and water flow verification, system balancing, and integrated system performance validation.</li>\n</ul>\n<ul>\n<li>Troubleshoot and resolve mechanical, controls, and hydronic issues during pre-commissioning, commissioning, and startup phases.</li>\n</ul>\n<ul>\n<li>Develop and execute detailed commissioning test procedures, checklists, and documentation in accordance with project specifications and industry standards.</li>\n</ul>\n<ul>\n<li>Collaborate with EPC contractors, OEM vendors, and xAI engineers to coordinate system energization, startup sequences, and integrated system testing.</li>\n</ul>\n<ul>\n<li>Ensure strict adherence to safety protocols, LOTO procedures, and quality standards during all commissioning activities.</li>\n</ul>\n<ul>\n<li>Maintain accurate as-built documentation, test records, and commissioning reports.</li>\n</ul>\n<ul>\n<li>Support training of operations and maintenance teams on commissioned mechanical systems.</li>\n</ul>\n<ul>\n<li>Participate in constructability reviews and provide field feedback to improve design and installation quality.</li>\n</ul>\n<p><strong>Basic Qualifications:</strong></p>\n<ul>\n<li>3+ years of hands-on mechanical commissioning or field technician experience in data centres, power plants, or large industrial facilities.</li>\n</ul>\n<ul>\n<li>Strong working knowledge of data centre cooling systems including chillers, cooling towers, pumps, CRAC/CRAH units, and precision air handling.</li>\n</ul>\n<ul>\n<li>Experience with commissioning test equipment (manometers, anemometers, flow meters, temperature/pressure calibrators, etc.).</li>\n</ul>\n<ul>\n<li>Familiarity with relevant codes and standards (ASHRAE, SMACNA, NFPA, ASME, IMC).</li>\n</ul>\n<ul>\n<li>Demonstrated ability to read and interpret mechanical drawings, P&amp;IDs, and control schematics.</li>\n</ul>\n<ul>\n<li>Strong safety mindset with current OSHA 10/30 or equivalent training.</li>\n</ul>\n<ul>\n<li>Willingness to work extended hours, nights, and weekends during critical commissioning windows.</li>\n</ul>\n<p><strong>Preferred Skills and Experience:</strong></p>\n<ul>\n<li>Prior commissioning experience on hyperscale data centre projects or mission-critical facilities.</li>\n</ul>\n<ul>\n<li>NEBB, AABC, or equivalent certification in testing, adjusting, and balancing (TAB).</li>\n</ul>\n<ul>\n<li>Experience with BMS/BAS controls troubleshooting and integration (BACnet, Modbus, etc.).</li>\n</ul>\n<ul>\n<li>Knowledge of chilled water systems, refrigerant systems, and high-density liquid cooling technologies.</li>\n</ul>\n<ul>\n<li>Proficiency with commissioning management software (e.g., CxPro, Procore, or similar).</li>\n</ul>\n<ul>\n<li>Technical degree or trade school certification in Mechanical Engineering Technology, HVAC, or related field.</li>\n</ul>\n<p style=\"margin-top:24px;font-size:13px;color:#666;\">XML job scraping automation by <a href=\"https://yubhub.co\">YubHub</a></p>","url":"https://yubhub.co/jobs/job_719417bc-a92","directApply":true,"hiringOrganization":{"@type":"Organization","name":"xAI","sameAs":"https://www.xai.com/","logo":"https://logos.yubhub.co/xai.com.png"},"x-apply-url":"https://job-boards.greenhouse.io/xai/jobs/5127519007?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply","x-work-arrangement":"onsite","x-experience-level":"mid","x-job-type":"full-time","x-salary-range":null,"x-skills-required":["mechanical commissioning","HVAC systems","chillers","cooling towers","CRAC/CRAH units","pumps","heat exchangers","piping systems","commissioning test equipment","manometers","anemometers","flow meters","temperature/pressure calibrators","relevant codes and standards","ASHRAE","SMACNA","NFPA","ASME","IMC","mechanical drawings","P&IDs","control schematics","OSHA 10/30","safety protocols","LOTO procedures","quality standards"],"x-skills-preferred":["prior commissioning experience","NEBB certification","AABC certification","TAB certification","BMS/BAS controls troubleshooting","integration","BACnet","Modbus","chilled water systems","refrigerant systems","high-density liquid cooling technologies","commissioning management software","CxPro","Procore"],"datePosted":"2026-05-05T16:05:34.695Z","jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Memphis, TN; Southaven, MS"}},"employmentType":"FULL_TIME","occupationalCategory":"Engineering","industry":"Technology","skills":"mechanical commissioning, HVAC systems, chillers, cooling towers, CRAC/CRAH units, pumps, heat exchangers, piping systems, commissioning test equipment, manometers, anemometers, flow meters, temperature/pressure calibrators, relevant codes and standards, ASHRAE, SMACNA, NFPA, ASME, IMC, mechanical drawings, P&IDs, control schematics, OSHA 10/30, safety protocols, LOTO procedures, quality standards, prior commissioning experience, NEBB certification, AABC certification, TAB certification, BMS/BAS controls troubleshooting, integration, BACnet, Modbus, chilled water systems, refrigerant systems, high-density liquid cooling technologies, commissioning management software, CxPro, Procore"}]}