--- title: 'Mechanical Commissioning Engineer at LotusWorks' canonical: 'https://feeny.ai/job/mechanical-commissioning-engineer-lotusworks-chandler-arizona-2cnyz57m2mk8' type: 'job' last_seen: '2026-09-14' --- # Mechanical Commissioning Engineer at LotusWorks - **Company:** LotusWorks - **Location:** Chandler Arizona, United States - **Posted:** 2026-04-06 - **Last confirmed live:** 2026-09-14 - **Apply:** https://job-boards.eu.greenhouse.io/lotusworks/jobs/4832720101 ## 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. The Mechanical Commissioning Engineer is responsible for supporting the commissioning and verification of mechanical systems within semiconductor or mission-critical facilities. This role ensures that all mechanical equipment and systems are installed, tested, and operating in accordance with design specifications, quality standards, and operational requirements. The technician will work closely with construction, engineering, vendors, and operations teams throughout all phases of commissioning, from installation through project closeout. Responsibilities: - Perform mechanical installation walkdowns to verify system completeness - Verify AHU, pump, and piping installation - Confirm valve tagging, labeling, alignment, and equipment anchoring - Review hydrostatic and leakage test reports - Confirm flushing and cleaning activities are complete - Identify, document, and log installation deficiencies in EXTO - Track equipment installation progress and readiness status - Review mechanical QA/QC documentation from trade contractors - Confirm access, clearance, and readiness for startup and OAT - Attend and support mechanical OAT activities - Witness pump startups, rotation checks, and VFD ramp-up - Verify operation of valves, dampers, and system components - Confirm bump tests and support system resets after simulated failures - Assist troubleshooting during testing - Log OAT deficiencies in EXTO (COR) - Coordinate vendor training sessions - Track corrective actions and retesting status - Confirm systems returned to normal operating conditions - Verify readiness for Green Tag and final sign-off - Attend Owner FAT sessions - Support pump and VFD resets - Adjust valves and dampers during testing - Monitor system stability during simulated failures - Assist troubleshooting efforts - Confirm systems returned to normal operation - Log FAT deficiencies in EXTO (DWN, NGI) - Track corrective actions and retest completion - Confirm system balancing is complete - Verify equipment is operating in normal configuration - Close mechanical deficiencies in EXTO (NGI) - Upload and finalize commissioning documentation - Any other duties or responsibilities that may be assigned to you in your role. Skills Required: - 2–5 years of experience in mechanical equipment installation verification and commissioning. - Experience in semiconductor or mission-critical environments (e.g., data centers, advanced manufacturing). - Strong knowledge of HVAC, pumps, piping, and mechanical systems. - Experience supporting startup, testing, and commissioning activities. - Ability to read and interpret mechanical drawings, P&IDs, and specifications. - Familiarity with QA/QC processes and commissioning tools (e.g., EXTO). Education / Licenses / Certifications: - Associate’s or Bachelor’s degree in Mechanical Engineering, Industrial Engineering, or related field. - 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 ## #INDHP 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. [lotusworks.com/why-lotusworks/](https://lotusworks.com/why-lotusworks/) ## Other roles at LotusWorks - [CSA Project Manager](https://feeny.ai/job/csa-project-manager-lotusworks-new-albany-ohio-350j5zzeq91t) — New Albany Ohio, United States - [Commissioning Manager](https://feeny.ai/job/commissioning-manager-lotusworks-chandler-arizona-hxh65dvn2we5) — Chandler Arizona, United States - [Process Gas Project Manager](https://feeny.ai/job/process-gas-project-manager-lotusworks-new-albany-ohio-v3a2twjxecmt) — New Albany Ohio, United States - [Calibration Technician](https://feeny.ai/job/calibration-technician-lotusworks-grange-castle-dublin-99f8rqhe73r7) — Grange Castle Dublin, Ireland - [CSA Cleanroom Construction Coordinator](https://feeny.ai/job/csa-cleanroom-construction-coordinator-lotusworks-chandler-arizona-gfcw4tecpj1q) — Chandler Arizona, United States - [Electrical Operations & Maintenance Technician](https://feeny.ai/job/electrical-operations-maintenance-technician-lotusworks-malta-new-york-yhw7p4e7r6xp) — Malta New York, United States - [Calibration Technician](https://feeny.ai/job/calibration-technician-lotusworks-carrigtwohill-cork-4ybcd5qs2yj1) — Carrigtwohill Cork, Ireland - [CSA Superintendent](https://feeny.ai/job/csa-superintendent-lotusworks-malta-new-york-9tt5bgcfpvk0) — Malta New York, United States - [Process Technician](https://feeny.ai/job/process-technician-lotusworks-limerick-limerick-7vtzvh066tf7) — Limerick Limerick, Ireland - [Quality Engineer](https://feeny.ai/job/quality-engineer-lotusworks-childress-texas-602yf6r4k7zq) — Childress Texas, United States