ThermalWorks LLC has an exciting opportunity for a Commissioning Project Engineer to join the Startup Commissioning team. This role is responsible for coordinating project timelines, attending scheduling and planning meetings, and ensuring that startup, integrated system testing (IST), and flush and fill activities are executed on schedule and to ThermalWorks standards. The Commissioning Project Engineer works closely with the mechanical install Project Manager to ensure seamless handoffs from installation through commissioning, and serves as the primary owner of flush and fill procedures in the field.

The ideal candidate brings a solid mechanical/HVAC background — including piping systems and commissioning experience — combined with strong organizational and communication skills. ThermalWorks solutions are sustainable and cutting-edge. For that reason, we are highly selective about the people we bring on board because our work depends on it.

Change and progress happen quickly, and we must be able to trust one another to be honest, communicative, reliable, and self-motivated. We seek ultra-creatives and superstar performers with a sense of humility and a hunger to make a positive impact in the world. We offer flexibility and endless growth opportunities to those who can harness their skills and talents and identify how and where to use them to add value.

ThermalWorks is one of several “inspired infrastructure” companies that work collaboratively under our parent company, Endeavour Energy, LLC. At the heart of this ecosystem is a diverse group of bright, passionate, dedicated people working together to make a real difference for people and the planet. ThermalWorks is looking for someone to join our team to help us move the needle towards sustainable change.

Are you ready to join the journey?

Key Responsibilities

Project Coordination Scheduling Coordinate scheduling and logistics for equipment startups and integrated system testing (IST) across multiple concurrent projects. Attend project meetings and serve as a key point of contact for scheduling, milestone tracking, and field readiness. Track and communicate project status updates to the Director of Startup Commissioning and internal stakeholders, escalating schedule risks proactively.

Review project documentation including schedules, submittals, and commissioning plans to identify risks or scheduling conflicts in advance. Manage resource coordination across multiple active projects, balancing technician availability with project demand as capacity scales. Identify and flag operational bottlenecks or recurring scheduling failures, recommending process improvements to leadership.

Mechanical Install Field Coordination Work closely with the mechanical install Project Manager to align installation milestones with commissioning readiness, ensuring smooth handoffs and no gaps between install completion and startup mobilization.

Requirements

are met prior to mobilization. Serve as a liaison between ThermalWorks and customers, general contractors, and PM teams to align expectations and maintain schedule integrity throughout the installation and commissioning phases. Flush Fill Procedures Own and oversee flush and fill procedures for ThermalWorks equipment in the field, ensuring proper execution in accordance with company standards and equipment specifications.

are met prior to equipment startup. Document flush and fill activities, results, and any deviations, maintaining records that support warranty compliance and long-term equipment performance.

, troubleshooting non-conformances as they arise.