--- title: 'Sr. Data Center Commissioning Manager at LotusWorks' canonical: 'https://feeny.ai/job/sr-data-center-commissioning-manager-lotusworks-grafton-r8v5y1gf4qvh' type: 'job' last_seen: '2026-10-26' --- # Sr. Data Center Commissioning Manager at LotusWorks - **Company:** LotusWorks - **Location:** Grafton, WI - **Posted:** 2026-10-01 - **Last confirmed live:** 2026-10-26 - **Apply:** https://job-boards.eu.greenhouse.io/lotusworks/jobs/4995425101 ## Job description LotusWorks is an Engineering Services provider specializing in managing Commissioning, Construction Services, Calibration, Operations & Maintenance scopes of work within global manufacturing facilities. LotusWorks operates globally across EMEA and North America partnering with the world's leading manufacturers across the Semiconductor, Pharmaceutical & Biologics, Medical Device and Data Center sectors. Our team of Engineering and Technical professionals is immersed in cutting-edge technologies and innovations. LotusWorks is committed to a diverse and inclusive workplace, integral to our people-first approach. LotusWorks is seeking an experienced and safety-focused Senior Data Center Commissioning Manager to lead the end-to-end commissioning program for a major data center project in Grafton, Wisconsin. This role will be responsible for planning, executing, documenting, and turning over the commissioning program while ensuring MEP, controls, electrical, and life-safety systems perform in accordance with the Basis of Design (BOD), Owner’s Project Requirements (OPR), and project requirements. The Senior Data Center Commissioning Manager will own the end-to-end commissioning program for the facility — planning, execution, documentation, and turnover — and is the single point of accountability that the MEP, controls, and life-safety systems perform to the Basis of Design and OPR before the operations team accepts them. Responsibilities: Planning and pre-construction - Develop and maintain the Cx Plan, Cx specification (Div 01 91 13 / 25 08 00 etc.), and Level 1–5 definitions - Review OPR/BOD, design drawings, sequences of operations, and submittals for commissionability and testability - Build the integrated Cx schedule and tie it to the CM's master schedule; define Cx milestones and gating criteria - Define the Cx budget, staffing model, and test equipment/instrumentation needs - Establish the issues log, document control, and Cx software workflow (CxAlloy, BlueRithm, Facility Grid, etc.) Execution - Direct Cx engineers and field technicians; assign systems and coordinate with contractors' startup teams - Author or approve pre-functional checklists, functional performance tests, and IST scripts, including failure scenarios (utility loss, generator/UPS transfers, chiller failover, controls loss) - Witness L2–L3 (factory/site startup, QA/QC), run L4 functional testing, and lead L5 integrated systems testing under load - Manage load bank strategy, method of procedure (MOP) reviews, and energized-work safety controls - Chair Cx meetings; drive issue resolution and re-test; escalate schedule or quality risks to the owner and CM - Coordinate with the BMS/EPMS integrator on point-to-point, trending, alarms, and graphics verification Quality and documentation - Own the Cx issues log through closure; verify corrective work rather than accepting contractor sign-off - Manage test data, trend logs, and evidence packages per system - Produce the Final Cx Report, systems manual inputs, and lessons-learned - Verify O&M manuals, as-builts, training, and warranty documentation are complete before turnover Turnover and operations handoff - Lead operator training coordination and confirm operations staff witness key tests - Define and execute the turnover criteria and any seasonal/deferred testing plan - Support first-year warranty issues and any post-occupancy performance verification Interfaces Owner's rep/PM, CM/GC, MEP subcontractors, controls integrator, design engineers, AHJ/fire marshal, utility, and the incoming facilities O&M team. Skills Required: - 8–12+ years of experience in MEP construction, startup, commissioning, or a related field, with 3+ years of hyperscale or colocation data center experience. - Proven experience leading end-to-end commissioning programs from pre-construction through final turnover. - Strong experience with Level 1–5 commissioning, including L2–L3 startup/QA/QC, L4 functional testing, and L5 Integrated Systems Testing (IST). - Experience developing and maintaining Commissioning Plans, Cx specifications, integrated commissioning schedules, milestones, and gating criteria. - Strong understanding of OPR/BOD, design drawings, sequences of operation, specifications, and submittals, with the ability to evaluate systems for commissionability and testability. - Experience leading and coordinating Cx engineers, field technicians, contractors, and startup teams. - Strong knowledge of data center MEP, electrical, controls, and life-safety system. - Working knowledge of Uptime Tier and TIA-942 criteria, NFPA 70/72/110, ASHRAE 90.1/0.5. - Fluent in BMS/EPMS platforms, medium-voltage switchgear, gensets, UPS, chilled water/air-cooled plants, and fire suppression. Education / Licenses / Certifications: - CxA (ACG), CCP, QCxP, or CBCxP; EIT/PE or trade license a plus. - OSHA 10 or OSHA 30 required. - Proof of education, licenses, and certifications will be required where applicable. Benefits: - Medical, Dental and Vision Insurance - Life, Short-Term, Long-Term Disability Insurance - Training and Education Assistance - 401k Retirement Plan - Extra Annual Leave with Years of Service - Maternity/Paternity Leave - Recognition Rewards LotusWorks is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are committed to creating a diverse and inclusive workplace where all employees feel valued, respected, and empowered. ## About LotusWorks ## Company Overview - **One-liner**: LotusWorks is an engineering and technical services partner that manages commissioning, operations, maintenance, and construction projects for global manufacturers in semiconductor, pharmaceutical, data center, and medical device sectors. - **Entity Type**: Private (Bootstrapped) - **Headquarters**: Sligo, Ireland - **Founded**: 1989 - **Founders**: Not publicly available ## Core Business - **Primary industries**: Engineering services – Commissioning, Operations & Maintenance, Construction Management, Reliability Engineering, Calibration, and Project Resources - **Target customers**: B2B – Fortune 500 manufacturers in Semiconductor, Pharmaceutical & Biologics, Data Center, and Medical Device industries - **Mission**: To be a trusted partner to global manufacturers, delivering specialized technical and engineering expertise that drives innovation, efficiency, and cost savings while empowering employees to achieve their full potential. [lotusworks.com](https://lotusworks.com/about/) ## Products & Services - **Commissioning Services**: End-to-end commissioning of mission-critical facilities, including design review, system testing, and handover – covering electrical, mechanical, instrumentation, life safety, gas, chemical, and wastewater systems. - **Operations & Maintenance**: Ongoing operational support to ensure facilities run at peak performance across regulated environments. - **Construction Management**: Oversight of construction projects from planning through delivery, with a focus on safety, quality, and schedule adherence. - **Reliability Engineering**: Programs to improve asset reliability, reduce downtime, and extend equipment life. - **Project Resources**: Deployment of expert technical talent that integrates seamlessly into client project teams. ## Market Standing - **Valuation**: Not disclosed - **Key Metric**: Global headcount of over 750 technical and engineering experts (as of 2025/2026) [lotusworks.com](https://lotusworks.com/why-lotusworks/) - **Notable Investors/Partners**: None publicly listed; international charity partner: Make-A-Wish Foundation - **Growth Signals**: - Recertified as a Deloitte Best Managed Company for the eighth consecutive year (Platinum status) in 2025 - Recognised by Great Place to Work as one of Ireland’s Best Workplaces for the ninth consecutive year - Maintained Highwire Gold Safety rating and Certified Commissioning Firm (CCF) accreditation - Appointed global commissioning partner for a global semiconductor company in 2022 - Expanded operations across the USA (6 states by 2012) and continues to grow in North America and EMEA [lotusworks.com](https://lotusworks.com/) ## Competitive Advantages - **35+ years of experience** as a trusted partner to the world’s leading manufacturers - **Full lifecycle capability** – from design review and construction to commissioning and ongoing operations - **Deep domain expertise** across regulated, mission-critical environments (Semiconductor, Pharma, Data Centers, Medical Devices) - **Platinum Deloitte Best Managed Company** and **Highwire Gold Safety rating** – independent endorsements of quality and safety culture - **People-first culture** that invests in employee upskilling, safety, and career progression, resulting in long-tenured teams and strong client relationships ## Strategic Focus - Continue to grow its global footprint across North America and EMEA, particularly in semiconductor and data center markets - Expand long-term strategic partnerships with existing clients while winning new contracts in high-tech manufacturing - Maintain best-in-class safety and quality certifications to differentiate from competitors - Deepen investment in employee development and retention to sustain technical excellence and client trust ## Why Work Here - **Culture**: LotusWorks describes itself as a people-first company that values safety, teamwork, accountability, excellence, and honesty. Employees work on complex, mission-critical projects that “have a meaningful impact” – from life-saving medicines to infrastructure powering modern life. [lotusworks.com](https://lotusworks.com/why-lotusworks/) - **Work Environment**: Opportunities across 36 global locations; roles are often site-based at client facilities. The company provides the latest technology and encourages continuous upskilling. [lotusworks.com](https://lotusworks.com/careers/) - **Benefits**: Health Cover, Pension/401k, Paternity & Maternity Leave, Wellbeing Initiatives, and annual leave/PTO to support work-life balance. [lotusworks.com](https://lotusworks.com/why-lotusworks/) - **Recognition**: Consistently named a Great Place to Work in Ireland (9 years running) – a strong signal of positive employee experience. ## Sources 1. [lotusworks.com/about/](https://lotusworks.com/about/) 2. [lotusworks.com/](https://lotusworks.com/) 3. [lotusworks.com/careers/](https://lotusworks.com/careers/) 4. [careers.lotusworks.com/](https://careers.lotusworks.com/) 5. 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