Process Engineer - Industrial Market

Olsson; St. Louis (MO); On-site; USD 95,000 - 130,000; Full time

Benefits offered by this job

401(k) match

Flexible work arrangements

Wellness program

Performance bonus

Job summary

Olsson is seeking a Process Engineer to join its Industrial team in the United States. You will plan, design, and optimize industrial processes across agricultural processing, ethanol, food and beverage, renewable fuels, manufacturing, chemical, and related markets.

You will collaborate with multidisciplinary teams to deliver safe, efficient, and cost-effective solutions for greenfield and brownfield projects.

Qualifications

• Bachelor's degree in Chemical/Mechanical/related engineering.
• Minimum of 5+ years of industrial process engineering experience.
• Professional Engineer (PE) license.
• Experience with industrial process design, equipment selection, and process optimization.
• Knowledge of process safety principles and hygienic design.

Responsibilities

• Develop process flow diagrams (PFDs) and piping and instrumentation diagrams (P&IDs).
• Perform mass & energy balances, hydraulic calculations, and equipment sizing.
• Design and evaluate industrial process systems including piping, heat transfer, utilities, and material handling.
• Prepare technical reports, cost estimates, and engineering documentation.
• Coordinate with multi-discipline engineers to deliver integrated project solutions.
• Support facility planning, process optimization, debottlenecking, and operational improvements.
• Participate in process hazard reviews, safety evaluations, and risk assessments.
• Assist with project planning, scheduling, budgeting, and resource coordination.
• Conduct field investigations, startup support, and commissioning activities.
• Collaborate with clients to understand goals and develop practical engineering solutions.
• Review vendor drawings and submittals for technical compliance.
• Support business development through proposals and client meetings.
• Mentor junior engineers and share technical knowledge.

Skills

Process engineering

PFDs & P&IDs

Mass & energy balances

Equipment sizing

Process design optimization

Project coordination

Client interaction

PE license

Education

Bachelor's degree in Chemical/Mechanical/related engineering

Tools

Process simulation software

Aspen Plus

AutoCAD / CAD

Job description

Company Description

We are Olsson. We engineer and design solutions that improve the world around us. As a company, we promise to always be responsive, transparent, and focused on results – for our people, our clients, and our company.

We’re a people-centric firm, so it’s no surprise our greatest asset is our people. The impact this creates is an environment that encourages our people to grow and be creative with their talents. This approach builds a culture that is uniquely Olsson. It allows us to grow our people as we grow our business. This, in turn, creates a lasting impact on the world around us.

Job Description

Join Olsson's Industrial team as a Process Engineer and help deliver innovative solutions for clients across the agricultural processing, ethanol, food and beverage, renewable fuels, manufacturing, chemical, and industrial markets.

As a Process Engineer, you will play a key role in planning, designing, and optimizing industrial processes and systems. You will collaborate with multidisciplinary teams to develop safe, efficient, and cost-effective solutions for both greenfield and brownfield projects. This position offers opportunities to work directly with clients, contribute to technically challenging projects, and support the continued growth of Olsson's Industrial practice.

Primary Responsibilities

• Develop process flow diagrams (PFDs), piping and instrumentation diagrams (P&IDs), process design and control narratives, and equipment specifications.

• Perform process engineering calculations, including mass balances, energy balances, hydraulic calculations, and equipment sizing.

• Design and evaluate industrial process systems including pumping, piping, heat transfer, utility systems, chemical feed systems, and material handling processes.

• Prepare technical reports, studies, cost estimates, and engineering documentation.

• Coordinate with mechanical, piping, structural, electrical, instrumentation, and control system engineers to deliver integrated project solutions.

• Support facility planning, process optimization, debottlenecking, and operational improvement initiatives.

• Participate in process hazard reviews, safety evaluations, and risk assessments.

• Assist with project planning, scope development, scheduling, budget management, and resource coordination.

• Conduct field investigations, facility assessments, startup support, and commissioning activities.

• Collaborate directly with clients to understand operational goals and develop practical engineering solutions.

• Review vendor drawings, equipment submittals, and contractor deliverables for technical compliance.

• Support business development efforts through proposals, client meetings, and technical presentations.

• Mentor junior engineers and contribute technical knowledge sharing across the organization.

Qualifications

You are passionate about:

• Solving complex engineering challenges.
• Working collaboratively with multidisciplinary teams.
• Building strong client relationships and delivering exceptional service.
• Driving continuous improvement and innovation.
• Supporting industries that help feed, fuel, and power communities.

You bring to the team:

• Bachelor's degree in Chemical Engineering, Mechanical Engineering, Biological Systems Engineering, Agricultural Engineering, Mining Engineering, or a related engineering discipline.
• Minimum of 5+ years of industrial process engineering experience .
• Professional Engineer (PE) license.
• Experience with industrial process design, equipment selection, and process optimization.
• Knowledge of industrial manufacturing operations, process safety principles, applicable industry standards, and hygienic design principles.
• Comprehension of core chemical engineering principles, including transport phenomena and unit operations, thermodynamics and equations of state, mass transfer, chemical kinetics, and continuous and batch reactor design.
• Practice in preparing engineering calculations, technical specifications, and construction documents.
• Familiarity with process simulation and engineering software.
• Strong communication, collaboration, and problem-solving skills.
• Comfort managing multiple project deadlines and uncertainties in design progression.
• Ability to travel periodically to client facilities throughout the United States.

Preferred Experience

Experience in one or more of the following industries is highly desired:

• Agricultural processing
• Ethanol and renewable fuels
• Food and beverage manufacturing
• Pharmaceutical or life sciences production
• Chemical processing
• Ammonia systems design
• Critical minerals and rare earth element processing
• Industrial wastewater treatment
• Specialty manufacturing
• Renewable natural gas (RNG)
• Gasification and hydrogen production
• Oil & gas pipeline design
• Consumer products manufacturing

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Additional Information

• Receive a competitive 401(k) match
• Be empowered to build your career with tailored development paths
• Have the possibility for flexible work arrangements
• Engage in work that has a positive impact on communities
• Participate in a wellness program promoting balanced lifestyles

In addition, full-time employees will receive our traditional benefits package (health care, vision, dental, paid time off, etc.) and the opportunity to participate in a bonus system that rewards performance.

Olsson is an Equal Opportunity Employer. We encourage qualified minority, female, veteran, and disabled candidates to apply and be considered for open positions. We do not discriminate against any applicant for employment or any employee because of race, color, religion, national origin, sex, sexual orientation, gender identity, gender, disability, age, military status, or other protected status.

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For more information about the types of information we collect and how we use it in connection with your general access and use of our website, please review our general California Privacy Notice here (https://www.olsson.com/privacy-policy) .