{"id":505402,"url":"https://alion.io/job/h5-data-centers-data-center-mechanical-engineer","title":"Data Center Mechanical Engineer","company":{"id":179749,"name":"H5 Data Centers","domain":"h5datacenters.com","url":"https://alion.io/company/h5-data-centers","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"ADP","truth_index":{"grade":"B","score":70,"open_postings":12,"ghost_share":0.5,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":47,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Operations","role_family":"Operations","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Atlanta, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":140000,"max":150000,"currency":"USD","period":"year","gross":null,"usd_annual":150000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AutoCAD","optional":true}],"status":"live","first_seen_at":"2025-10-30T23:10:00Z","employer_posted_date":"2025-10-30","last_verified_at":"2026-10-26T04:34:09Z","board_verified":true,"closed_at":null,"days_open":360,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":360},"description":"Position Summary\nCommitment to leading a mission critical environment that values continuous improvements. This position manages the installation and maintenance of mechanical systems at Data Centers and operations of specialized cooling systems. Acts as an Engineering resource for the complete H5 portfolio of mission critical facilities. Plans and monitors Building Management Systems and mechanical measurements. Maintains design documentation. Provides full life-cycle support to H5 Data Centers from concept design through site implementation and operations.\nThis position reports to the Senior Vice President.\nEssential Job Functions\nParticipate in all aspects of mechanical design and engineering including development of basis of design, scope of work, implementation processes and commissioning plans.\nSupport maintenance of all H5 facilities mechanical systems to ensure 100% system availability.\nLead, review, and approve designs for data center upgrades which improve availability and efficiency, in addition to capacity increases and monitoring.\nUpdate and maintain as-built master records, which includes transferring project drawings over to the master files.\nCompare existing piping and HVAC systems against drawings and resolve discrepancies.\nDevelop and manage processes and programs to ensure the health and efficiency of mechanical systems within the data center.\nDevelop or review maintenance procedures for all mechanical systems including detailed scripts for annual maintenance and projects.\nSupport Operational teams in problem resolutions, Root Cause Analysis and design and process reviews.\nProvide immediate technical support to operation teams during critical events, on-call.\nAdministers all aspects of the mechanical service agreements to ensure compliance.\nMaintain all HVAC and mechanical drawings and process documentation.\nManage Energy efficiency.\nResponsible for increasing efficiencies and maintaining reliability of all mechanical systems.\nEstimate time and materials needed to complete repairs and new projects.\nSome travel required.\nQualifications\nEducation:\nBachelor’s degree in mechanical engineering or equivalent experience.\nMinimum 7 years in data center mechanical design, commissioning, and critical system support.\nExperience:\nExperience in Data Center design, construction and commissioning including water cooled chiller plants, complex mechanical distribution systems, raised floor cooling system, automation, and control systems.\nExperience reading, interpreting, and creating construction drawings, specifications, and submittal documents.\nProject Manager experience is a plus.\nSkills and Abilities\nUnderstanding of data center mechanical operations procedures, topologies (N+1, 2N, N+20%, etc.), equipment, piping systems, cooling towers etc.\nEffective oral and written communication skills, with top tier analytical and problem-solving abilities.\nAbility to refine mechanical system designs for availability, quality control, constructability, and cost efficiency.\nOrganized, detailed and successful at setting priorities and meeting deadlines and budget.\nUnderstanding of both HVAC and mechanical equipment and system design.\nComprehensive use of AutoCAD, Visio, and Office software 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