Senior Mechanical SME: Mission-Critical Commissioning Leader

LotusWorks; Medford (MA); Hybrid; USD 96,000 - 165,000; Full time

Benefits offered by this job

Medical, Dental and Vision Insurance

Life, Short-Term, Long-Term Disability

Training and Education Assistance

401k Retirement Plan

Extra Annual Leave with Years of Servi

Maternity/Paternity Leave

Recognition Rewards

Project stipend program

Job summary

LotusWorks is seeking a senior Mechanical Subject Matter Expert to provide end-to-end mechanical leadership for quality and commissioning in mission-critical facilities. You will guide field teams, review drawings, and ensure systems operate safely and reliably through construction, commissioning, startup, and handover.

The role requires deep hands-on knowledge of HVAC, chilling plants, hydronics, BMS integration, and extensive field leadership across multiple stakeholders.

Qualifications

• Bachelor’s degree in Mechanical Engineering preferred.
• Journeyman or Master Pipefitter license preferred.
• 10+ years of experience in mission-critical facilities preferred.

Responsibilities

• Serve as the mechanical SME for quality and commissioning within mission-critical facilities.
• Provide technical leadership across the project lifecycle from construction to turnover.
• Assess mechanical systems (HVAC, chillers, pumps, hydronic and cooling systems) and identify risks and deficiencies.
• Review P&IDs, mechanical drawings, submittals, and specifications to ensure compliance.
• Apply mechanical codes and standards (ASHRAE, IMC, NFPA, ASME) throughout execution.
• Lead commissioning, flushing, testing, startup, and turnover activities.
• Communicate findings and risks effectively with clients and teams.

Skills

HVAC systems

Piping & hydronics

BMS/BAS integration

P&ID interpretation

Root cause analysis

Commissioning leadership

Education

Bachelor’s degree in Mechanical Engineering

Journeyman or Master Pipefitter license

Job description

LotusWorks is seeking a senior Mechanical Subject Matter Expert to provide end-to-end mechanical leadership for quality and commissioning in mission-critical facilities. You will guide field teams, review drawings, and ensure systems operate safely and reliably through construction, commissioning, startup, and handover.

The role requires deep hands-on knowledge of HVAC, chilling plants, hydronics, BMS integration, and extensive field leadership across multiple stakeholders.