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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mechanical Data Center Technician - **Company:** RJM Technologies - **Location:** San Antonio, TX, United States - **Salary:** $72,800.0 - $87,360.0 - **Contract:** Permanent contract - **Skills:** Computerized Maintenance Management Systems, Data Centers, Operational Data Store - **Published:** July 26, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=9272b0cc586f8928 ## About the Role * 6+ years of overall work experience, including at least 3 years in a fully operational data center * Strong HVAC background, including experience with large-scale chillers (300+ tons), boilers, and related systems * Experience maintaining and troubleshooting complex mechanical systems * Proficiency reading and interpreting technical diagrams and schematics * Experience working with CMMS platforms * High school diploma or GED required * Ability to pass the NITC Journey-Level HVAC exam within one year of hire * EPA 608 certification (or ability to obtain within 90 days) * Ability to obtain and maintain a Secret clearance Bonus Points For * NITC Journey-Level HVAC certification * Active EPA 608 Universal certification * Active security clearance * Experience working in highly secure or government-regulated environments, * hands-on working in a data center: 3 years (Required) ## Description We are seeking a Mechanical Data Center Technician to support operations and maintenance within a fully operational data center environment. This is a fulltime employee position based in San Antonio, Texas, requiring onsite work in a secure facility. The role focuses on maintaining HVAC and mechanical systems that are essential to continuous operations. Relocation assistance is available for qualified candidates. Note: At this time we are unable to consider third-party candidates or those requiring sponsorship. US citizenship is required. Growth, Stability & Earning Potential * Opportunity to join a major and rapidly growing player in the mission-critical and data center infrastructure space * Time-and-a-half overtime after 40 hours, creating significant earning potential on 12-hour shift schedules * Opportunity to obtain a security clearance, opening additional long-term career opportunities within secure and government-supported environments * Hands-on exposure to advanced mission-critical electrical and mechanical infrastructure systems * Stable work supporting continuously operating critical infrastructure environments * Long-term career growth opportunities within the company What You'll Do * Perform maintenance, troubleshooting, and repair of mechanical systems within a fully operational data center * Operate and maintain HVAC systems including chillers, boilers, CRAC/CRAH units, and air handling systems * Support minor plumbing systems including pumps, valves, and piping * Troubleshoot and maintain hydraulic and pneumatic systems * Monitor and manage systems using building management platforms such as Niagara Tridium, Siemens, or Johnson Controls * Use CMMS tools to track work orders, maintenance activities, and system performance * Read and interpret mechanical, plumbing, and electrical diagrams and technical documentation * Respond to system alerts and support rapid issue resolution to maintain uptime ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [The Sustainability Race: AI's Promises, Pitfalls and Potential](https://www.wearedevelopers.com/videos/100155-the-sustainability-race-ai-s-promises-pitfalls-and-potential) - [Dos and don'ts with react hooks. 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