Process Mechanical Engineer, Power

AtkinsRéalis•Bothell, WA

2d•$95,000 - $130,000•Hybrid

About The Position

AtkinsRéalis is seeking a technically strong and motivated Process Mechanical Engineer to join its Power Engineering team. The position supports engineering execution for new and existing simple-cycle and combined-cycle power generation facilities, applying knowledge of thermodynamics, heat transfer, fluid systems, and equipment specification. The role is based in Bothell, Washington, with flexibility for hybrid work arrangements. The engineer performs mechanical design for power generation systems, including equipment sizing, system modeling, P&ID development, calculations, schematics, technical documentation, and design deliverables. The role involves coordination with multidisciplinary teams, clients, external partners, and equipment vendors to deliver accurate, high-quality designs on schedule. It also supports proposals, cost estimation, project execution planning, vendor-submittal reviews, and technical inquiries. Occasional field engineering support may include site visits, inspections, testing oversight, and construction support. The position requires a commitment to quality assurance, safety, and compliance with applicable codes and standards, including ASME B31.1, ASME BPVC, NFPA, HEI, and API. AtkinsRéalis describes itself as an engineering services and nuclear organization focused on transforming infrastructure and energy systems. The stated expected compensation range is $95,000–$130,000, depending on skills, experience, and geographic location.

Requirements

Bachelor’s degree in mechanical engineering, chemical engineering, or a related discipline from an ABET-accredited program.
Minimum of 5 years of engineering experience; power generation or industrial facilities experience is preferred.
Experience with pipe sizing, flow calculations, and modeling compressible and incompressible systems.
Experience preparing P&IDs, equipment specifications, and mechanical design deliverables.
Basic understanding of thermodynamics, heat transfer, and fluid flow.
Ability to communicate complex technical concepts clearly to colleagues, suppliers, and clients.
Ability to manage workload across multiple projects while upholding safety and quality standards.
Commitment to team collaboration and maintaining strong professional relationships.

Nice To Haves

Professional Engineer (PE) license preferred.
Experience or interest in using AFT Fathom, AFT Arrow, GT Pro, Steam Pro, Thermoflex, AutoCAD, and SmartPlant 3D.
Experience in engineering design services and project execution within the energy sector is strongly desirable.
Familiarity with piping materials, valves, control valves, and relief valve design.
Specific experience in combined-cycle plant performance, HRSG systems, steam turbine cycles, and gas turbine auxiliary systems.

Responsibilities

Perform mechanical engineering design for combined-cycle and simple-cycle power generation systems, including equipment sizing, system modeling, and P&ID development.
Contribute to the mechanical engineering team on projects, delivering high-quality designs with effective coordination, technical accuracy, and attention to schedule requirements.
Collaborate with multidisciplinary engineering teams, clients, and external partners to support project technical success.
Prepare calculations, schematics, technical documentation, and design deliverables with clear assumptions and references.
Develop equipment specifications for pumps, heat exchangers, pressure vessels, compressors, boilers, cooling systems, and balance-of-plant components.
Support proposal development, cost estimation, and project execution planning as needed.
Coordinate with equipment vendors, review submittals, and respond to technical inquiries.
Maintain quality assurance, safety, and compliance with applicable codes and standards.
Provide occasional field engineering support, including site visits, inspections, testing oversight, and construction support.
Manage work across multiple projects while maintaining safety and quality standards and collaborating with colleagues and professional partners.