{"id":58969,"url":"https://alion.io/job/galaxy-digital-senior-mechanical-engineer-data-centers","title":"Senior Mechanical Engineer","company":{"id":12610,"name":"Galaxy Digital","domain":"galaxy.com","url":"https://alion.io/company/galaxy","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":91,"open_postings":27,"ghost_share":0,"stale_share":0.148,"repost_share":0.037,"time_to_fill_p50_days":85,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Dallas, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":99000,"max_usd":187000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":6333},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CAPA","optional":false},{"name":"HPC","optional":true},{"name":"Tokenization","optional":true}],"status":"live","first_seen_at":"2026-08-14T21:35:57Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-13T19:57:51Z","board_verified":true,"closed_at":null,"days_open":90,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":90},"description":"Who We Are:\n\nGalaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and operates data center infrastructure to power AI and HPC workloads. Anchored by its Helios campus in Texas, Galaxy is building a multi-gigawatt pipeline of more than 5.7 GW of potential capacity, positioning it among the largest and fastest-growing data center developers in North America.\nThe Company is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia.\nAdditional information about Galaxy's businesses and products is available on www.galaxy.com.\nWhat We Value:\nWe are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be.\nSeek Excellence.\nBe Selective To Be Effective.\nBe Highly Aligned, Loosely Coupled.\nDisagree Transparently.\nEncourage Independent Decision-Making.\nBuild Dream Teams.\nWho You Are:\nThe Senior Mechanical Engineer, Data Center Operations Engineering & Reliability provides full-lifecycle mechanical engineering support across the data center portfolio, from site design and construction through commissioning, turnover, and enduring operations within Galaxy's Data Center team.\nThis role serves as an operations-focused technical owner for mechanical infrastructure, ensuring systems are designed, built, commissioned, maintained, and operated in a way that protects uptime, preserves design intent, supports redundancy models, and improves long-term asset reliability.\nThe role partners with site operations, design and construction, commissioning, controls/BMS, vendors, OEMs, finance, and enterprise reliability leadership to translate design decisions and construction outcomes into safe, maintainable, and reliable operations.\nWhat You’ll Do:\nThis position supports the enterprise reliability strategy, maintenance governance, asset lifecycle planning, engineering standards, RCA discipline, technical escalation model, commissioning lessons learned, and continuous improvement objectives owned by the VP, Operational Reliability & Engineering.\nKey Responsibilities\n1. Site Design and Pre-Construction Support\nProvide mechanical engineering input during site selection, concept design, schematic design, design development, and construction document reviews.\nReview mechanical design packages for operational readiness, maintainability, service access, system redundancy, capacity, resiliency, and preservation of design intent.\nEvaluate mechanical system designs, including chilled water systems, air-cooled and water-cooled chillers, pumps, cooling towers, CRAH/CRAC units, heat exchangers, economizers, valves, piping, filtration, humidification, water treatment systems, and supporting infrastructure.\nIdentify design risks that could create future operational issues, single points of failure, maintenance access constraints, reliability gaps, or lifecycle cost exposure.\nParticipate in constructability reviews, value engineering discussions, submittal reviews, RFI resolution, equipment selection reviews, and design standard updates.\nPartner with design and construction teams to ensure mechanical systems align with enterprise standards, OEM requirements, warranty protections, and long-term operating expectations.\n2. Construction, Commissioning, Turnover, and Operational Readiness\nSupport construction-phase technical reviews to ensure installed mechanical systems remain aligned with approved design intent, redundancy models, sequence requirements, and operating requirements.\nReview and provide input on commissioning plans, functional performance tests, integrated systems tests, failure-mode tests, and sequence-of-operations validation.\nValidate that mechanical alarms, controls sequences, set points, trends, and BMS visibility support safe and reliable operations.\nEnsure turnover packages include complete O&M manuals, as-built drawings, asset data, warranty information, spare parts requirements, PM tasks, training materials, and vendor service requirements.\nConfirm site operations teams are prepared to operate, maintain, and troubleshoot mechanical systems before handoff to enduring operations.\nCapture construction and commissioning lessons learned and incorporate them into standards, operating procedures, maintenance programs, and future designs.\n3. Enduring Operations and Reliability Engineering\nServe as a mechanical technical escalation point for site operations during incidents, abnormal operating conditions, environmental excursions, equipment failures, and reliability concerns.\nAnalyze mechanical system performance trends, including temperature, humidity, flow, pressure, valve position, pump performance, chiller efficiency, economizer operation, and controls stability.\nLead or support root cause analysis for mechanical incidents, near misses, recurring alarms, capacity constraints, and equipment failures.\nDevelop corrective and preventive actions that eliminate repeat failure modes and reduce operational risk.\nPartner with controls/BMS teams to improve alarm rationalization, monitoring, trending, sequence performance, and operator visibility.\nProvide engineering guidance for live-site maintenance activities, system isolations, change management reviews, MOPs, SOPs, EOPs, and risk assessments.\nOwn the mechanical sequence-of-operations documentation as a living artifact post-turnover, ensuring it stays current as systems, set points, and control strategies evolve during enduring operations.\n4. Maintenance, Asset Lifecycle, and Risk Management\nDefine, review, and improve preventative maintenance standards for critical mechanical equipment across the operating portfolio.\nEnsure maintenance practices align with OEM recommendations, warranty requirements, contractual uptime commitments, and site-specific operating conditions.\nSupport reliability-centered maintenance and predictive maintenance programs where appropriate, using asset condition, failure history, service records, and operating data.\nDevelop mechanical asset criticality frameworks to prioritize inspection, maintenance, testing, spare parts, capital replacement, and engineering oversight.\nPartner with finance, operations, and reliability leadership to support long-term capital replacement forecasts tied to equipment degradation, age, risk, and lifecycle cost.\nReview vendor service quality, maintenance documentation, corrective maintenance effectiveness, and spare parts strategies for critical mechanical systems.\nOwn the water treatment and chemistry monitoring program for chilled water and condenser water systems, including chemistry limits, treatment equipment performance, ongoing monitoring cadence, and coordination with water treatment vendors to protect system integrity and heat transfer efficiency.\n5. Standards, Governance, and Continuous Improvement\nDevelop and maintain mechanical engineering standards, operating playbooks, troubleshooting guides, technical bulletins, and review frameworks for the operations organization.\nSupport management of change processes to ensure mechanical modifications are reviewed for reliability, redundancy impact, maintainability, documentation, training, and operational readiness.\nTranslate site-level incidents, near misses, asset performance issues, and commissioning findings into portfolio-wide improvements.\nHelp establish engineering competencies, technical training content, and qualification expectations for mechanical operations support.\nReduce single points of technical dependency by documenting knowledge, coaching site teams, and strengthening internal engineering capability.\nPromote disciplined risk evaluation, technical documentation, and cross-functional decision-making across design, construction, commissioning, and operations.\nWhat We’re Looking For:\nRequired Qualifications\nBachelor's degree in Mechanical Engineering or a closely related technical discipline.\n8-10 years of progressive mechanical engineering experience, with at least 5 years supporting data centers, mission-critical facilities, central plants, industrial facilities, or other 24x7 high-availability environments.\nDemonstrated experience supporting mechanical infrastructure across design review, construction support, commissioning, turnover, maintenance, troubleshooting, and enduring operations.\nStrong working knowledge of data center or mission-critical mechanical systems, including cooling plants, air handling systems, pumps, heat rejection equipment, piping, valves, controls, and redundancy configurations.\nExperience reviewing mechanical drawings, equipment submittals, sequence-of-operations documents, commissioning scripts, test reports, O&M manuals, and maintenance documentation.\nAbility to troubleshoot complex mechanical issues in live operational environments and make sound recommendations that balance uptime, safety, cost, schedule, and long-term reliability.\nExperience with preventative maintenance, root cause analysis, corrective action planning, asset lifecycle management, and operational risk assessment.\nStrong communication skills with the ability to explain technical issues clearly to site operations, leadership, vendors, design teams, construction teams, and commissioning partners.\nPreferred Qualifications\n10+ years of mechanical engineering experience in large-scale data center, mission-critical, or multi-site critical infrastructure environments.\nProfessional Engineer license or Engineer-in-Training certification.\nExperience serving as a senior mechanical technical escalation point for live operational facilities.\nExperience supporting new data center builds, major expansions, retrofits, integrated systems testing, and operational turnover.\nKnowledge of Uptime Institute Tier concepts, ASHRAE guidance, OEM maintenance requirements, and data center availability expectations.\nExperience with BMS platforms, mechanical controls troubleshooting, alarm strategy, trend analysis, and sequence optimization.\nFamiliarity with predictive maintenance technologies, thermal modeling, CFD, digital asset management, CMMS data quality, or reliability analytics.\nExperience developing mechanical standards, SOPs, MOPs, EOPs, RCA templates, training materials, and engineering governance processes.\nKey Competencies\nMission-critical mechanical engineering expertise.\nOperational reliability mindset and strong risk recognition.\nAbility to identify design, construction, commissioning, and operating issues before they become outages.\nPractical understanding of how design and construction decisions impact long-term operations.\nStrong troubleshooting, incident response, and root cause analysis capability.\nClear technical communication and cross-functional leadership.\nDiscipline around change management, documentation, governance, and lessons learned.\nAbility to create scalable standards for a growing operating portfolio.\nSuccess Measures\nImproved mechanical system reliability and reduced repeat mechanical incidents.\nStrong uptime performance across supported data center sites.\nSuccessful transition of new sites from design and construction into stable operations.\nReduction in emergency corrective maintenance related to mechanical systems.\nImproved mechanical asset health visibility and long-term capital replacement planning.\nStandardized mechanical maintenance practices, technical documentation, and operating expectations across the portfolio.\nFewer design, commissioning, and turnover issues impacting operations.\nIncreased technical 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