<h3>Job Description</h3>Why join us? AtkinsRéalis is growing fast in the U.S.—and there’s never been a more exciting time to be part of our journey.We’re committed to engineering a better future for our planet and its people. That means creating solutions that matter, and building a workplace where every voice is heard, every perspective counts, and everyone belongs.By connecting people, data, and technology across our global network, we’re tackling some of the world’s most complex challenges. And we’re looking for passionate, driven professionals like you to help shape what’s next.Let’s build the future—together.We are seeking a Senior Mechanical Engineer Energy - Hybrid, to join our team in Richland, WA.About Us AtkinsRéalis is a world-class engineering services and nuclear organization. For over 50 years, we’ve partnered with public and private clients across the U.S. to deliver infrastructure planning, engineering, construction, environmental consulting, urban planning, architecture, and program management. Our depth and breadth of expertise enables us to tackle the most technically complex and time-sensitive projects—driving innovation, resilience, and real-world impact where it matters most.How will you contribute to the team?<ul><li>Initiates and develops mechanical equipment designs. </li><li>May use computer-assisted engineering and design software and equipment to perform assignments.</li><li>Able to take mechanical systems from concept through to commissioning and testing.</li><li>Applies intensive and diversified knowledge of engineering principles and practices in broad areas of assignments.</li><li>Makes decisions independently on complex engineered systems, commensurate with experience and seniority. </li><li>Develops drawings, Engineering Change Notices, procedures, and technical documents. </li><li>Supports Operations and subcontract craft personnel during refractory installation and assembly of replacement melters for a radioactive waste processing facility. </li><li>Works with client, Operations, and craft personnel to troubleshoot and resolve emergent issues to minimize work interruptions.</li><li>Performs a variety of engineering calculations using traditional engineering methods to document compliance with project and code requirements, which may include stress calculations, limits and fits and equipment sizing.</li><li>Generates and is fully conversant with drawings, layout drawings, arrangement, assembly and detail drawings, specifications and data sheets.</li><li>Assists in the preparation and approval of design documents and plant modifications, including supervision of designers in document development in accordance with approved procedures, processes and design requirements.</li><li>Provides technical expertise and guidance to develop, manage and implement engineering analysis, activities and programs to identify and resolve equipment and system problems.</li><li>Familiar with national codes and standards appropriate to the Mechanical Engineering discipline.</li><li>Ensures relevant design criteria, specifications, practices, procedures and codes and site design and safety and licensing basis are used in preparation of design media.</li><li>Interfaces with staff, within the team and supporting sub-contractors to ensure work is completed in a safe and efficient manner, ensuring that safety is an integral element embodied in equipment design and specification.</li><li>Works in multi-discipline teams on project-based work and ensures integration of design across multiple disciplines.</li><li>Performs checking to ensure accuracy of design media in accordance with company policies and procedures and client expectations.</li><li>Works to assigned schedules ensuring the accuracy, completeness and timeliness of work and initiates corrective measures to overcome delays.</li><li>Understands, complies and is responsible for working to environmental health and safety policies and procedures and attends meetings as required.</li><li>Provides supervision and leadership to members of the design team, commensurate with seniority.</li><li>Recommends new equipment, concepts and techniques to improve performance, simplify design, reduce costs, correct design flaws or to comply with changes in client requirements, codes or regulations.</li><li>Performs independent research, reviews, studies and analyses in support of plant changes and design modifications.</li><li>Supports installation and testing of site systems and components.</li><li>Participates in the preparation of cost estimates for engineering services to internal and external clients and coordinates work assignments to meet project-established schedules and budgets.</li><li>Relies on experience and judgment.</li><li>Works under limited supervision.</li><li>Significant creativity and latitude is expected.</li><li>Performs other duties as required.</li></ul>What will you contribute? <ul><li>Bachelors degree required in Mechanical engineering or related technical degree or equivalent.</li><li>Minimum of 10 years engineering experience.</li><li>Strong communication skills.</li><li>Advanced computer skills, including the use of Mechanical Equipment design software and Microsoft Office.</li><li>Detailed knowledge in functional discipline and its practical application.</li><li>Detailed knowledge of industry codes and regulations.</li><li>Testing prototypical system preferred.</li><li>Nuclear power experience preferred.</li><li>Vitrification and/or glass making experience preferred.</li><li>Professional Engineering License preferred.</li><li>Must be a U.S. citizen in order to be considered.</li></ul>What we offer at AtkinsRéalis: 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.Depending on your employment status, AtkinsRéalis benefits may include 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, and voluntary benefits. You can review our comprehensive benefits page <a href="https://careers.atkinsrealis.com/rewards-benefits-us" target="_blank">here</a>.Are you ready to expand your career with us? Apply today and help us shape something extraordinary. AtkinsRéalis is an equal opportunity, Drug-Free employer EOE/Veteran/DisabilityPlease review AtkinsRéalis’ Equal Opportunity Statement <a href="https://careers.atkinsrealis.com/equal-opportunities-statement" target="_blank">here</a>.AtkinsRéalis cares about your privacy and is committed to protecting your privacy. Please consult our <a href="https://careers.atkinsrealis.com/privacy-statement" target="_blank">Privacy Notice</a> our Careers site to know more about how we collect, use and transfer your Personal Data. By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice. Expected compensation range is between $97,000 - $162,000 annually depending on skills, experience, and geographical location.Note to staffing and direct hire agencies:In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency.  <a href="https://careers.atkinsrealis.com/recruitment-agencies" target="_blank">https://careers.atkinsrealis.com/recruitment-agencies</a><h3>Worker Type</h3>Employee<h3>Job Type</h3>RegularAt AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.