Senior Process Engineer

Job-ID: 7726Category: EngineerLocation: Seattle, WA, United States; Houston, TX, United States; Oakland, CA, United States; Medford, MA, United States; Portland, OR, United StatesWorkplace: HybridSchedule: Full timePosted: 2026-10-21DNV Energy Systems is seeking a Senior Process Engineer to join our low-carbon team. In this role, you will work with a group of process engineers, supporting other colleagues in identifying customizable solutions to clients’ challenges in their energy transition endeavors. Your contributions will help maintain DNV’s know-how around low carbon fuels, and LNG as a fuel and feed to other processes. This know-how will readily respond to clients’ requests in a fast-paced environment.DNV – Energy Systems –Low Carbon Services aspires to become the preferred business partner to support customers in mitigating their risks by providing high-quality due diligence studies focusing on a) green/blue hydrogen production and its integration to a supply chain or the production of derivatives such as ammonia, methanol or synthetic fuels. b) LNG production value chain and c) utilization of natural gas for power applications combined with CCS. Among the opportunities that a process engineer in the team will deliver are process modeling of several scales of a facility depending on the customer’s requirements and the preparation of Front-end Loading (FEL) documents from the identification of the opportunity (FEL 0) to Select (FEL 2).This role can be based in Seattle, WA; Houston, TX; Oakland, CA; Medford, MA; Portland, OR offices, presenting a dynamic hybrid schedule where employees will typically spend three (3) days per week working from either a DNV office or client location/site. Further details regarding role-specific requirements will be shared during the interview process.The position may also be considered at other DNV offices within the continental U.S.What You’ll DoPerform technical due diligence on processes for producing and using hydrogen, including processes to make hydrogen-derived products such as methanol, ammonia, synthetic fuels, LNG, and power generation with carbon capture and sequestration.Being able to scale down processes and their corresponding cost estimates matching customers’ interests work in designing and optimizing production processes of different scalesLeverage a deep understanding of low-carbon technologies and process modeling to predict and deliver scenarios supporting the customer's strategic decision-making processDevelop, lead, and coordinate mass and energy balance methodologies to assess end-use applications' technical and economic impactsContribute to the know-how building and knowledge management of the Process Engineering teamSupport business development by leading and participation in the preparation of proposals.Manage work related activities for multiple projects and proposals in a fast-paced environmentReview billion-dollar capital project documentation in several maturation levels such as FEL-2, FEL-3, and Construction to comment on information completeness.Design processes using process modeling tools to produce a list of major equipment for preparation of a Cost Estimate Class 4 as per AACE.QualificationsWhat Is RequiredMinimum Master's degree (M.Sc.) in Chemical Engineering or a closely related engineering discipline, or higherMinimum five years of relevant experience in process engineering with exposure to process modeling with tools such as UniSim or Aspen HYSYS. Ability to develop chemical processes models from scratch. Experience with only review of process models will not be considered. Experience with making/preparing process/system design, including PFS, PEFS, PFDs, P&IDs, and the ability to design equipment.Demonstrated knowledge level for reading and preparing these diagrams with tools such as MS Visio and/or AutoCAD and/or equivalent.Experience as a team member in capital projects through the several stages of project development including Front-End Loading (FEL) stages from FEL 0 to FEL 3, construction, commissioning and operations. Ability to prepare cost estimates (Class 5 to Class 4 as per AACE). Ability to estimate life cycle greenhouse emissions and able to use standard LCA tools.Knowledge about hydrogen, ammonia, methanol, synthetic fuels processes, LNG and CCS.Master competence level in Process Safety.Excellent written and oral communication skills with demonstrated ability to effectively communicate technical information to subject and non-subject matter experts.Strong project management and change management skills.Ability to work on multiple tasks concurrently during a given workweek.Results and documentation-oriented work philosophy with great attention to detail and a desire to grow.Willingness and ability to travel up to 10% of the time to conferences, customer meetings, project sites, agencies, and internal meetings.Must possess a valid driver’s license and be able to rent and drive a car or travel on public conveyances when required.Strong written and verbal English communication skills We conduct pre-employment drug and background screening.What Is PreferredPh.D. in Chemical Engineering or closely related engineering disciplineDemonstrated hands-on experience in process and project development *Immigration-related employment benefits, for example visa sponsorship, are not available for this position* ResponsibilitiesGenerous paid time off (vacation, sick days, company holidays, personal days)Multiple Medical and Dental benefit plans to choose from, Vision benefitsSpending accounts – FSA, Dependent Care, Commuter Benefits, company-seeded HSAEmployer-paid, therapist-led, virtual care services through Talkspace401(k) with company matchCompany provided life insurance, short-term, and long-term disability benefitsEducation reimbursement programFlexible work schedule with hybrid/remote opportunitiesCharitable Matched Giving and Volunteer Rewards through our Impact ProgramVolunteer time off (VTO) paid by the companyCareer advancement opportunities**Benefits may vary based on position, tenure, location, and employee election.**DNV provides a reasonable range of compensation for this role. The actual compensation is influenced by a wide array of factors, including but not limited to skill set, level of experience, and specific location. For the states of California, Connecticut, Illinois, Maine, Massachusetts, New Jersey, New York, Virginia and Washington only, the starting pay range for this role is $110,000.00 - $160,000.00.”DNV is a proud equal-opportunity employer committed to building an inclusive and diverse workforce. All employment is decided on the basis of qualifications, merit, or business need, without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.DNV is committed to ensuring equal employment opportunity, including providing reasonable accommodations to individuals with disabilities. US applicants with a physical or mental disability who require reasonable accommodation for any part of the application or hiring process may contact the North America Recruitment Department (View email address on click.appcast.io). Information received relating to accommodation will be addressed confidentially.For more information About the companyAbout Energy SystemsWe help customers navigate the complex transition to a decarbonized and more sustainable energy future. We do this by assuring that energy systems work safely and effectively, using solutions that are increasingly digital. We also help industries and governments to navigate the many complex, interrelated transitions taking place globally and regionally, in the energy industry.