Process Engineer, Senior (34994)
$62.50 - $91.91/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 ...
$62.50 - $91.91/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 ...
$62.50 - $91.91/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 ...
Katy, TX · On-site
... UniSim, or ProMax · Size and specify process equipment such as separators, compressors, pumps, exchangers, columns, treatment packages, etc. · Perform hydraulic calculations and system analysis ...
Quick apply
Katy, TX · On-site
... UniSim, or ProMax · Size and specify process equipment such as separators, compressors, pumps, exchangers, columns, treatment packages, etc. · Perform hydraulic calculations and system analysis ...
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 ...
Quick apply
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 ...
... UniSim, or ProMax · Size and specify process equipment such as separators, compressors, pumps, exchangers, columns, treatment packages, etc. · Perform hydraulic calculations and system analysis ...
Quick apply
... UniSim, or ProMax · Size and specify process equipment such as separators, compressors, pumps, exchangers, columns, treatment packages, etc. · Perform hydraulic calculations and system analysis ...
Develop, configure, and validate dynamic simulation models using UniSim Design (steady-state and dynamics). * Perform dynamic studies including startup, shutdown, and cooldown sequences, compressor ...
Develop, configure, and validate dynamic simulation models using UniSim Design (steady-state and dynamics). * Perform dynamic studies including startup, shutdown, and cooldown sequences, compressor ...
Develop, configure, and validate dynamic simulation models using UniSim Design (steady-state and dynamics). * Perform dynamic studies including startup, shutdown, and cooldown sequences, compressor ...
Develop, configure, and validate dynamic simulation models using UniSim Design (steady-state and dynamics). * Perform dynamic studies including startup, shutdown, and cooldown sequences, compressor ...
Develop, configure, and validate dynamic simulation models using UniSim Design (steady-state and dynamics). * Perform dynamic studies including startup, shutdown, and cooldown sequences, compressor ...
Develop, configure, and validate dynamic simulation models using UniSim Design (steady-state and dynamics). * Perform dynamic studies including startup, shutdown, and cooldown sequences, compressor ...
Denver, CO · On-site
$107K - $138.40K/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 - $138.40K/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 ...
Katy, TX · On-site
... UniSim, or ProMax • Size and specify process equipment such as separators, compressors, pumps, exchangers, columns, treatment packages, etc. • Perform hydraulic calculations and system analysis ...
Katy, TX · On-site
... UniSim, or ProMax • Size and specify process equipment such as separators, compressors, pumps, exchangers, columns, treatment packages, etc. • Perform hydraulic calculations and system analysis ...
The Woodlands, TX · On-site +1
... Unisim, Pro/II, etc. is a plus. • Proficient in the use of computer & software tools such as Microsoft Word, Excel, Project, etc. • Some working knowledge of common engineering practices and ...
The Woodlands, TX · On-site +1
... Unisim, Pro/II, etc. is a plus. • Proficient in the use of computer & software tools such as Microsoft Word, Excel, Project, etc. • Some working knowledge of common engineering practices and ...
Working experience in using Process Simulation software, such as ASPEN+, HYSYS, Unisim, Pro/II, etc. is a plus. Proficient in the use of computer & software tools such as Microsoft Word, Excel ...
Working experience in using Process Simulation software, such as ASPEN+, HYSYS, Unisim, Pro/II, etc. is a plus. Proficient in the use of computer & software tools such as Microsoft Word, Excel ...
$112.80K - $151.20K/yr
Advanced knowledge of Xchanger Suite and UniSim Heat Exchangers product line
$112.80K - $151.20K/yr
Advanced knowledge of Xchanger Suite and UniSim Heat Exchangers product line
Process Simulation Modeling Experience with UniSim, Aspen, or Hysis About Linde: Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion. We live our mission ...
Process Simulation Modeling Experience with UniSim, Aspen, or Hysis About Linde: Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion. We live our mission ...
East Chicago, IN · On-site
Process Simulation Modeling Experience with UniSim, Aspen, or Hysis About Linde: Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion. We live our mission ...
East Chicago, IN · On-site
Process Simulation Modeling Experience with UniSim, Aspen, or Hysis About Linde: Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion. We live our mission ...
$125K - $222K/yr
Experience working with Generative World Models (Cosmos, UniSim, sora-style architectures) * Experience with robotics simulation products (IssacSim, MuJoCo, Omniverse, USD) * Experience with applying ...
$125K - $222K/yr
Experience working with Generative World Models (Cosmos, UniSim, sora-style architectures) * Experience with robotics simulation products (IssacSim, MuJoCo, Omniverse, USD) * Experience with applying ...
Arlington, VA · Hybrid
$120.20K - $165.10K/yr
Familiarity with Microsoft Office 365 Application Suite, process modeling tools such as Unisim/Aspen HYSYS, AI models (e.g. neural networks) * Some basic programming skills is a plus (C++, Python etc.
Arlington, VA · Hybrid
$120.20K - $165.10K/yr
Familiarity with Microsoft Office 365 Application Suite, process modeling tools such as Unisim/Aspen HYSYS, AI models (e.g. neural networks) * Some basic programming skills is a plus (C++, Python etc.
Arlington, VA · On-site
$120.20K - $165.10K/yr
Familiarity with Microsoft Office 365 Application Suite, process modeling tools such as Unisim/Aspen HYSYS, AI models (e.g. neural networks) * Some basic programming skills is a plus (C++, Python etc.
Arlington, VA · On-site
$120.20K - $165.10K/yr
Familiarity with Microsoft Office 365 Application Suite, process modeling tools such as Unisim/Aspen HYSYS, AI models (e.g. neural networks) * Some basic programming skills is a plus (C++, Python etc.
Working knowledge of and ability to use HYSYS/UNISIM. * Familiarity with Oil and Gas industry best in class specifications and practices. * Demonstrated ability to effectively resolve issues and ...
Working knowledge of and ability to use HYSYS/UNISIM. * Familiarity with Oil and Gas industry best in class specifications and practices. * Demonstrated ability to effectively resolve issues and ...
Geismar, LA · On-site
$110.60K - $143.10K/yr
Strong proficiency with Aspen HYSYS/Unisim, exchanger design software (EDR/HTR), and hydraulic modeling tools. * Working knowledge of industry standards and codes (RAGAGEP) and process equipment ...
Geismar, LA · On-site
$110.60K - $143.10K/yr
Strong proficiency with Aspen HYSYS/Unisim, exchanger design software (EDR/HTR), and hydraulic modeling tools. * Working knowledge of industry standards and codes (RAGAGEP) and process equipment ...
Lusby, MD · On-site
Mastering modeling tools such as PROII, Hysys, Unisim. Good knowledge of other specific modeling tools is a plus (e.g., HTRI, CFD tools) * Familiar with process design of equipment, including vessels ...
Lusby, MD · On-site
Mastering modeling tools such as PROII, Hysys, Unisim. Good knowledge of other specific modeling tools is a plus (e.g., HTRI, CFD tools) * Familiar with process design of equipment, including vessels ...
$10.34 - $10.95
3% of jobs
$10.95 - $11.56
3% of jobs
$11.56 - $12.17
11% of jobs
$12.40 is the 25th percentile. Wages below this are outliers.
$12.17 - $12.78
21% of jobs
The median wage is $13.34 / hr.
$12.78 - $13.40
13% of jobs
$13.40 - $14.01
11% of jobs
$14.01 - $14.62
4% of jobs
$15.05 is the 75th percentile. Wages above this are outliers.
$14.62 - $15.23
13% of jobs
$15.23 - $15.84
14% of jobs
$15.84 - $16.46
3% of jobs
$16.46 - $17.07
4% of jobs
$10
$13
$17
| Aspect | Unisim | Process Engineer |
|---|---|---|
| Credentials | Typically requires chemical engineering background, certifications in simulation software | Requires chemical engineering degree, professional engineering license often preferred |
| Work Environment | Primarily software-based, working in offices or remote | Industrial plants, refineries, or manufacturing facilities |
| Industry Usage | Used for process simulation, design, and optimization | Design, develop, and optimize industrial processes |
Unisim is a simulation software used by engineers to model and optimize chemical processes, while a Process Engineer applies engineering principles to develop and improve industrial processes. Both roles often require chemical engineering credentials, but Unisim focuses on software expertise, whereas Process Engineers work directly in industrial settings.

$62.50 - $91.91/hr
Full-time
Medical, Dental, Retirement
Posted 7 days ago
</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">outline project requirements including actively promoting workshare, where appropriate, assign tasks and supervise progress; and</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">proactively resolve any discrepancies between Client and its Customer's requirements.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">communicate resource plan and needs for assigned projects to the Process Engineering Manager and seek resources with the assistance of the manager.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">communicate effectively with the process engineering team and project stakeholders, including the Customer.</span></span></ul><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Identify issues and problems, develop appropriate solutions, and ask for assistance when required.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Provide technical oversight, assign tasks to junior or mid-level engineers, and monitor progress for projects as needed.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Develop, check and be the technical owner and approver of process engineering deliverables including, but not limited to, the following:</span></span><ul><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Process Flow Diagrams (PFDs)</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Heat and Material Balances (HMBs)</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Piping & Instrumentation Diagrams (P&IDs)</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Process models in Aspen HYSYS, Unisim Design, or other simulation software.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Line sizing, velocity and pressure drop calculations.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Equipment sizing calculations and specifications for bulk separation vessels, heat exchangers, pumps, compressors, control valves and PSV’s.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Pressure Safety Valve (PSV) overpressure analysis and sizing, familiar with Iprism.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Relief system (flare) evaluation and analysis</span></span></ul></ul><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;"><strong> Qualifications:</strong></span></span><ul><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Bachelor’s or master’s degree from an ABET accredited university or college in Chemical Engineering or related field.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">10+ years of process engineering experience executing projects in the oil, natural gas, and/or chemical industries.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Demonstrated capability as a process engineering lead.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Substantial experience of working in multi-disciplinary projects and teams.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Highly effective technical and practical engineering skills and ability to consistently deliver quality, accurate, and timely work to Client and its customers.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Knowledge of the fundamental requirements of the process engineering, and the basic requirements of other engineering fields.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Knowledge of applicable local and international standards, statutory and regulatory requirements.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Competent use of process engineering specific software.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">AspenTech products (HYSYS, Flare System Analyzer, etc.)</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Honeywell Unisim products.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">BRE ProMax.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Hydraulic modeling software.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Other internal and external calculation tools and software.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Competent use of relevant software such as MS Office Suite.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">OGLA experience preferred.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Pipeline Hydraulic Analysis preferred.</span></span><li><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;">Flow Assurance experience is a plus.</span></span></ul><br><span style="font-size: 14.0px;"><span style="font-family: Calibri , Verdana , Geneva , sans-serif;"><em>We are an Equal Opportunity Employer and do not discriminate on the basis of race, color, religion, sex, national origin, age, disability, veteran status, genetic information, sexual orientation, gender identity, or any other legally protected status. All qualified applicants will receive consideration for employment without regard to any of these characteristics.</em></span></span><br><br><br>PandoLogic. Category:Manufacturing, Keywords:Process Engineer, Location:Denver, CO-80218
Sourced by ZipRecruiter
Recruiting and staffing services
1,001 - 5,000 Employees
Wheaton, IL, US
1998