Build and maintain process simulation models using HYSYS, PROII, or similar software. * Perform hydraulic calculations and evaluate process equipment performance. * Develop process designs for new ...
Quick apply
Build and maintain process simulation models using HYSYS, PROII, or similar software. * Perform hydraulic calculations and evaluate process equipment performance. * Develop process designs for new ...
Quick apply
Build and maintain process simulation models using HYSYS, PROII, or similar software. * Perform hydraulic calculations and evaluate process equipment performance. * Develop process designs for new ...
$97K - $125K/yr
Strong experience with process simulation software such as HYSYS, Aspen HYSYS, or PROII. * Experience developing process engineering deliverables including PFDs, P&IDs, hydraulic calculations, and ...
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$97K - $125K/yr
Strong experience with process simulation software such as HYSYS, Aspen HYSYS, or PROII. * Experience developing process engineering deliverables including PFDs, P&IDs, hydraulic calculations, and ...
$103K - $134K/yr
Drive and implement steady-state and hydraulic modeling (HYSYS, AspenPlus, AFT Fathom) to elevate the performance of process systems. * Perform calculation checking and vendor drawing reviews to ...
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$103K - $134K/yr
Drive and implement steady-state and hydraulic modeling (HYSYS, AspenPlus, AFT Fathom) to elevate the performance of process systems. * Perform calculation checking and vendor drawing reviews to ...
Perform process simulations using ASPEN/HYSYS * Sizing and specification of control valves and pressure regulators * Make technical recommendations as a Subject Matter Expert (SME) relevant to ...
Perform process simulations using ASPEN/HYSYS * Sizing and specification of control valves and pressure regulators * Make technical recommendations as a Subject Matter Expert (SME) relevant to ...
Denver, CO · On-site
$60 - $90/hr
Process models in Aspen HYSYS, Unisim Design, or other simulation software. * Line sizing, velocity and pressure drop calculations. * Equipment sizing calculations and specifications for bulk ...
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Denver, CO · On-site
$60 - $90/hr
Process models in Aspen HYSYS, Unisim Design, or other simulation software. * Line sizing, velocity and pressure drop calculations. * Equipment sizing calculations and specifications for bulk ...
Familiar HYSYS or PROII simulation experience * Relevant experience in process design * Ability to communicate effectively with multi-discipline teams, vendors or clients * Understanding of ...
Familiar HYSYS or PROII simulation experience * Relevant experience in process design * Ability to communicate effectively with multi-discipline teams, vendors or clients * Understanding of ...
Experience with process simulation software such as Aspen HYSYS or Aspen Plus. Education:Employment Type: CONTRACTOR
Experience with process simulation software such as Aspen HYSYS or Aspen Plus. Education:Employment Type: CONTRACTOR
Richland, WA · On-site
$108K - $140K/yr
Develop process models with commercially available programs (Aspen, Hysys, ChemCAD) or by building custom models in Excel. * Support business development efforts by developing engineering estimates ...
Richland, WA · On-site
$108K - $140K/yr
Develop process models with commercially available programs (Aspen, Hysys, ChemCAD) or by building custom models in Excel. * Support business development efforts by developing engineering estimates ...
Develop process models with commercially available programs (Aspen, Hysys, ChemCAD) or by building custom models in Excel. * Support business development efforts by developing engineering estimates ...
Develop process models with commercially available programs (Aspen, Hysys, ChemCAD) or by building custom models in Excel. * Support business development efforts by developing engineering estimates ...
Lake Charles, LA · On-site
Familiar HYSYS or PROII simulation experience * Relevant experience in process design * Ability to communicate effectively with multi-discipline teams, vendors or clients * Understanding of ...
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Lake Charles, LA · On-site
Familiar HYSYS or PROII simulation experience * Relevant experience in process design * Ability to communicate effectively with multi-discipline teams, vendors or clients * Understanding of ...
Ferndale, WA · On-site
$75K/yr
Support process simulation efforts using tools such as HYSYS. * Help develop process deliverables including PFDs, P&IDs, line lists, and equipment lists. * Participate in process safety activities ...
Ferndale, WA · On-site
$75K/yr
Support process simulation efforts using tools such as HYSYS. * Help develop process deliverables including PFDs, P&IDs, line lists, and equipment lists. * Participate in process safety activities ...
... HYSYS Ability to evaluate transient pipeline conditions such as warm-up and cool-down Experience in the assessment of operating and control strategies for both start-up and shut-down Experience in ...
... HYSYS Ability to evaluate transient pipeline conditions such as warm-up and cool-down Experience in the assessment of operating and control strategies for both start-up and shut-down Experience in ...
Lake Charles, LA · On-site
Familiar HYSYS or PROII simulation experience * Relevant experience in process design * Ability to communicate effectively with multi-discipline teams, vendors or clients * Understanding of ...
Lake Charles, LA · On-site
Familiar HYSYS or PROII simulation experience * Relevant experience in process design * Ability to communicate effectively with multi-discipline teams, vendors or clients * Understanding of ...
Richland, WA · On-site
$108K - $140K/yr
Develop process models with commercially available programs (Aspen, Hysys, ChemCAD) or by building custom models in Excel. * Support business development efforts by developing engineering estimates ...
Quick apply
Richland, WA · On-site
$108K - $140K/yr
Develop process models with commercially available programs (Aspen, Hysys, ChemCAD) or by building custom models in Excel. * Support business development efforts by developing engineering estimates ...
$108K - $140K/yr
Aspen HYSYS * Validate simulation models against: * Design basis * Vendor data * Operating conditions * Perform sensitivity studies and optimization analyses * Generate simulation-based deliverables ...
$108K - $140K/yr
Aspen HYSYS * Validate simulation models against: * Design basis * Vendor data * Operating conditions * Perform sensitivity studies and optimization analyses * Generate simulation-based deliverables ...
Denver, CO · On-site
$107K - $138K/yr
Process models in Aspen HYSYS, Unisim Design, or other simulation software. * Line sizing, velocity and pressure drop calculations. * Equipment sizing calculations and specifications for bulk ...
Denver, CO · On-site
$107K - $138K/yr
Process models in Aspen HYSYS, Unisim Design, or other simulation software. * Line sizing, velocity and pressure drop calculations. * Equipment sizing calculations and specifications for bulk ...
Huntington Beach, CA · On-site
$108K - $140K/yr
Aspen HYSYS * Validate simulation models against: * Design basis * Vendor data * Operating conditions * Perform sensitivity studies and optimization analyses * Generate simulation-based deliverables ...
Huntington Beach, CA · On-site
$108K - $140K/yr
Aspen HYSYS * Validate simulation models against: * Design basis * Vendor data * Operating conditions * Perform sensitivity studies and optimization analyses * Generate simulation-based deliverables ...
Lake Charles, LA · On-site
$95K - $123K/yr
Extensive Process Simulation experience (HYSYS, UNISYS preferred) * P. E. license preferred * Available for short-term travel IV. REPORTING REQUIREMENTS: Reports to the Process Department Engineer ...
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Lake Charles, LA · On-site
$95K - $123K/yr
Extensive Process Simulation experience (HYSYS, UNISYS preferred) * P. E. license preferred * Available for short-term travel IV. REPORTING REQUIREMENTS: Reports to the Process Department Engineer ...
$110K - $160K/yr
Build process simulation models in Aspen HYSYS and develop heat and material balances. * Perform hydraulic calculations and produce equipment sizing data sheets for compressors, pumps, heat ...
$110K - $160K/yr
Build process simulation models in Aspen HYSYS and develop heat and material balances. * Perform hydraulic calculations and produce equipment sizing data sheets for compressors, pumps, heat ...
Kingwood, TX · On-site +1
Process Engineer Shape the Future of Environmental Infrastructure At Envirogen Technologies , we deliver advanced environmental solutions as a premier Lifecycle Performance Company. We are seeking a ...
Kingwood, TX · On-site +1
Process Engineer Shape the Future of Environmental Infrastructure At Envirogen Technologies , we deliver advanced environmental solutions as a premier Lifecycle Performance Company. We are seeking a ...
$14.18 - $17.29
19% of jobs
$17.91 is the 25th percentile. Wages below this are outliers.
$17.29 - $20.39
31% of jobs
$20.39 - $23.49
7% of jobs
$23.49 - $26.60
6% of jobs
$28.73 is the 75th percentile. Wages above this are outliers.
$26.60 - $29.70
17% of jobs
$29.70 - $32.80
8% of jobs
$32.80 - $35.90
2% of jobs
$35.90 - $39.01
2% of jobs
$39.01 - $42.11
6% of jobs
$42.11 - $45.21
1% of jobs
$45.21 - $48.32
0% of jobs
$14
$25
$48
To thrive in a HYSYS role, you need a solid background in chemical engineering principles and process modeling, typically supported by a degree in chemical engineering or a related field. Proficiency with Aspen HYSYS process simulation software is essential, and additional certifications in process simulation may be advantageous. Strong analytical thinking, attention to detail, and effective communication skills set top performers apart. These skills and qualifications are crucial for accurately modeling chemical processes, troubleshooting design issues, and collaborating with multidisciplinary teams to ensure optimal plant performance.
Professionals in a HYSYS-focused position generally spend their days developing and optimizing process simulations using Aspen HYSYS software, analyzing plant data, and working closely with process engineers to troubleshoot operational challenges. They may also participate in project meetings, prepare technical reports, and present simulation results to both engineering and management teams. Collaboration is frequent, as HYSYS specialists often consult cross-functional groups, including operations, safety, and instrumentation teams, to ensure simulation outputs align with real-world requirements. Continuous learning is important, as new software updates and evolving industry standards require ongoing professional development.
A Hysys job typically involves using Aspen Hysys, a process simulation software, to model and optimize chemical processes in industries such as oil and gas, refining, and petrochemicals. Professionals in this role analyze process performance, design equipment, and troubleshoot operational issues. They may work as process engineers, simulation specialists, or consultants to improve efficiency and safety in industrial operations. Strong knowledge of thermodynamics, process design, and simulation techniques is essential for success in this field.

Full-time
Posted 4 days ago
ABGi USA is hiring on behalf of one of our engineering and industrial clients for a Process Engineer. This is an exciting opportunity to join a growing engineering team supporting a variety of projects across the chemical, petrochemical, refining, and industrial sectors.
We're seeking an engineer with 2–7 years of experience who enjoys process engineering, technical problem-solving, and collaborating with multidisciplinary teams to deliver innovative solutions from concept through execution.
Responsibilities
Develop process engineering deliverables including heat and material balances, Process Flow Diagrams (PFDs), and Process & Instrumentation Diagrams (P&IDs).
Build and maintain process simulation models using HYSYS, PROII, or similar software.
Perform hydraulic calculations and evaluate process equipment performance.
Develop process designs for new and existing facilities.
Prepare engineering reports, technical documentation, and process design packages (PDPs).
Collaborate with mechanical, piping, instrumentation, electrical, and project engineering teams.
Support projects throughout the engineering and design lifecycle.
Qualifications
Bachelor's degree in Chemical Engineering.
2–7 years of process engineering experience in an EPC, consulting, or industrial manufacturing environment.
Experience with process simulation software such as HYSYS, Aspen HYSYS, PROII, or similar platforms.
Strong understanding of process engineering fundamentals and process design.
Excellent communication and collaboration skills.
Ability to travel occasionally to client or project sites.
Why Apply?
Work on diverse and technically challenging engineering projects.
Collaborate with an experienced, multidisciplinary team.
Gain exposure to a variety of industries and clients.
Competitive compensation, comprehensive benefits, and strong opportunities for professional growth.
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