Process Mechanical Engineer, Power

Candu Energy; Bothell (WA); Hybrid; USD 95,000 - 130,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Company-paid life and disability

401(k) with employer match

Employee stock purchase plan

Paid Time Off

Leaves of absence options

Flexible work options

Recognition programs

Employee assistance program

Voluntary benefits

Job summary

AtkinsRéalis is seeking a Process Mechanical Engineer with power experience to design and deliver mechanical systems for simple cycle and combined cycle power plants in Bothell, WA. The role involves equipment sizing, P&ID development, and collaboration across disciplines with suppliers and clients.

Qualified candidates have a ABET-accredited engineering degree, 5+ years in energy or industrial facilities, and experience with piping, thermodynamics, and related design tools.

Qualifications

• Bachelor's degree in mechanical or chemical engineering from an ABET-accredited program.
• Professional Engineer (PE) license preferred.
• Minimum of 5 years of engineering experience, preferably in power generation or industrial facilities.
• Experience in pipe sizing, flow calculations, and modeling of compressible/incompressible systems.
• Experience preparing P&IDs, equipment specifications, and mechanical design deliverables.
• Experience with design tools such as AFT Fathom, AFT Arrow, GT Pro, Steam Pro, Thermoflex, AutoCAD, and SmartPlant 3D.
• Familiarity with piping materials, valves, relief valve design a plus.
• Basic understanding of thermodynamics, heat transfer, and fluid flow with specific experience in combined cycle plant performance, HRSG systems, steam turbine cycles, and gas turbine auxiliary systems.
• Ability to clearly communicate complex technical concepts to colleagues, suppliers, and clients.
• Flexibility to manage workload across multiple projects while upholding safety and quality standards.

Responsibilities

• Perform mechanical engineering design for combined cycle and simple cycle power generation systems, including equipment sizing, system modeling, and development of P&IDs.
• Be part of the mechanical engineering team assigned to a project to deliver high-quality power project designs while ensuring effective coordination, technical accuracy, and schedule requirements.
• Collaborate closely with multi-discipline engineering teams, clients, and external partners to ensure 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 a strong commitment to quality assurance, safety, and compliance with applicable codes and standards (ASME B31.1, ASME BPVC, NFPA, HEI, API, etc.).
• Provide occasional field engineering support, including site visits, inspections, testing oversight, and construction support.

Skills

Power generation experience

Mechanical design

P&ID development

Pipe sizing

Flow calculations

Modeling of fluid systems

Team collaboration

Education

ABET-accredited Mechanical/Chemical Engineering program

Tools

AFT Fathom

AFT Arrow

GT Pro

Steam Pro

Thermoflex

AutoCAD

SmartPlant 3D

Job description

Job Description

Overview

We are seeking a Process Mechanical Engineer, Power experienced simple cycle and combined cycle power plant design to join our growing Power Engineering team. This role is ideal for a technically strong and highly motivated engineer who thrives in multidisciplinary project environments and is passionate about delivering high‑quality engineering solutions. The location is Bothell, WA with flexibility for hybrid work arrangements.

This position supports engineering execution for new and existing power generation facilities, including simple cycle and combined cycle plants, and requires technical knowledge in thermodynamics, heat transfer, fluid systems, and equipment specification.

Your role

• Perform mechanical engineering design for combined cycle and simple cycle power generation systems, including equipment sizing, system modeling, and development of P&IDs.
• Be part of the mechanical engineering team assigned to a project to deliver high‑quality power project designs while ensuring effective coordination, technical accuracy, and schedule requirements.
• Collaborate closely with multi‑discipline engineering teams, clients, and external partners to ensure 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 a strong commitment to quality assurance, safety, and compliance with applicable codes and standards (ASME B31.1, ASME BPVC, NFPA, HEI, API, etc.).
• Provide occasional field engineering support, including site visits, inspections, testing oversight, and construction support.

About you

• Bachelor's degree in mechanical or chemical engineering or related discipline from an ABET‑accredited program.
• Professional Engineer (PE) license preferred.
• Minimum of 5 years of engineering experience, preferably in power generation or industrial facilities.
• Experience in pipe sizing, flow calculations, and modeling of compressible/incompressible systems.
• Experience preparing P&IDs, equipment specifications, and mechanical design deliverables.
• Experience or desire to work with design tools such as 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 a plus.
• Basic understanding of thermodynamics, heat transfer, and fluid flow with specific experience in combined cycle plant performance, HRSG systems, steam turbine cycles, and gas turbine auxiliary systems.
• Ability to clearly communicate complex technical concepts to colleagues, suppliers, and clients.
• Flexibility to manage workload across multiple projects while upholding safety and quality standards.
• Commitment team collaboration and maintaining strong professional relationships.

Rewards & benefits

At AtkinsRéalis, our values-Safety, Integrity, Collaboration, Innovation, and Excellence-are more than just words. They are the foundation of who we are and how we work. These principles shape our culture, guide our decisions, and inspire us to create an environment where every team member feels empowered to grow, succeed, and make a meaningful impact.

• medical
• dental
• vision
• company-paid life and short- and long-term disability benefits
• employer-matched 401(k) with 100% vesting
• employee stock purchase plan
• Paid Time Off
• leaves of absences options
• flexible work options
• recognition and employee satisfaction programs
• employee assistance program
• voluntary benefits

About AtkinsRéalis

We’re AtkinsRéalis , a world‑class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

Additional information

Expected compensation range is between $95,000 - $130,000 salary depending on skills, experience, and geographical location.

AtkinsRéalis is an equal opportunity, Drug-Free employer EOE/Veteran/Disability

Please review AtkinsRéalis' Equal Opportunity Statement here .

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