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277 chemical engineer jobs at 140 companies in Pennsylvania

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Chemical Engineer
North Charleston or Philadelphia
OnsiteFull Time
Protective Industrial Products (PIP)
Protective Industrial Products (PIP): Global provider of personal protective equipment and safety products.
5+ YOEBachelor's in Chemical Engineering, 5+ years in chemical/elastomer manufacturing, process engineering and scale-up experience, knowledge of heat/mass transfer and continuous/batch systems; Six Sigma preferred.
DMAIC, 5-Why, ASTM, IEC, Lean Manufacturing, Six Sigma
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2mo
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Senior Chemical Engineer
Canonsburg, Pennsylvania, United States
OnsiteFull Time
Aquatech
Aquatech: Provides advanced water and wastewater treatment technology solutions.
5+ YOEBachelor's in chemical engineering or related field, 5+ years experience, process design and pilot testing experience, strong communication and leadership, proficient in Microsoft Word/Excel/PowerPoint.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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Senior Chemical Engineer
Canonsburg, Pennsylvania, United States
OnsiteFull Time
Aquatech
Aquatech: Provides industrial water purification and wastewater treatment solutions.
5+ YOEBachelor's in chemical engineering or related field, 5+ years experience, process design and pilot testing experience, proficient in Microsoft Word/Excel/PowerPoint, strong communication and leadership skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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2mo
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Chemical Engineer (Cranberry Township, US)
Cranberry Township, Pennsylvania, United States
$85k-$107k/yr HybridFull Time
WECTEC Staffing Services
WECTEC Staffing Services: Provides technical staffing and contingent labor for energy industries.
3+ YOEB.S. Chemical Engineering; minimum 3 years; general chemistry knowledge and data interpretation; PWR knowledge preferred; strong technical writing; hybrid role with 2 days on-site in Cranberry Twp, PA.
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2w
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Advanced Chemist & Chemical Engineer Chemical Engineering (8320)
West Mifflin, Pennsylvania, United States
$86k-$135k/yr OnsiteFull Time
Naval Nuclear Laboratory
Naval Nuclear Laboratory: Operates and maintains U.S. naval nuclear propulsion systems.
4+ YOEDegree in a technical/engineering/science field with 2–4+ years of relevant experience depending on degree; U.S. citizenship and eligibility for access to classified matter required.
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1w
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Chemical Process Engineer (PEDP) Job
Lancaster or Marietta or Hilliard or Macon or Pensacola
OnsiteFull Time
Armstrong World Industries
Armstrong World IndustriesNYSE: AWI: Designs and manufactures interior ceiling and wall systems.
Bachelor’s degree in chemical engineering, chemistry, biology, materials science, or physics; ability to travel and relocate within the United States; manufacturing environment experience and ability to lift 50 pounds.
Microsoft Office
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3mo
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Chemical Process Engineer - Moon Township, Pennsylvania, United States
Moon Township or Latham
$85k-$128k/yr HybridFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
4+ YOEBachelor's in Chemical Engineering; 4-5 years of process engineering; EIT/FE; visa sponsorship not available.
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Chemical Process Engineer (Philadelphia, US, 19130)
Philadelphia, Pennsylvania, United States
OnsiteFull Time
De Nora
De NoraEuronext Milan: DNR: Provides electrochemical technologies, water treatment systems, and green hydrogen solutions.
Masters or Ph.D. in Chemical/Environmental Engineering; experience in water/wastewater treatment and PFAS; process modeling tools; DoE, FMEA/HAZOP; pilot plants and scale-up; PFAS analytical methods; regulatory knowledge; Aspen Plus/COMSOL experience.
Aspen Plus, COMSOL Multiphysics, LC-MS/MS, TOF, AOF, TOP Assay
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Chemical Engineering Manager
Allentown, Pennsylvania, United States
HybridFull Time
Honeywell
HoneywellNASDAQ: HON: Manufactures aerospace products, building technologies, and industrial control systems.
7+ YOEBachelor's in Chemical Engineering,7+ years in chemical/process/LNG engineering,proven people management,process simulation experience,and strong communication and stakeholder skills.
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2mo
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Intern/Co-op - Refining Chemical Engineering Fall 2026
Findlay or El Paso or Anacortes or Wilmington or Martinez or Owensboro or Canton or Canonsburg or Mandan or Salt Lake City or Dickinson or Robinson or Detroit or St Paul Park or Catlettsburg or Garyville or Texas City or Kenai or San Antonio
$33-$42/hr OnsitePart Time, Internship
Marathon Petroleum
Marathon PetroleumNYSE: MPC: Refines and markets petroleum products and renewable fuels.
Must be majoring in Chemical Engineering, strong academic performance, concurrently enrolled in a degree program, valid driver's license, authorized to work in the US indefinitely, availability for multiple co-op/term assignments preferred.
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3w
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Mechanical Project Engineer (Chemical Manufacturing)
Bristol, Pennsylvania, United States
OnsiteFull Time
Trinseo
TrinseoNYSE: TSE: Develops and manufactures specialty material solutions and plastics
5+ YOEBachelor's in mechanical engineering, 5+ years in chemical industry, project and capital management, mechanical integrity and reliability, SAP experience, process safety knowledge.
SAP
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2mo
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Project Engineer - Chemical, Mechanical, Civil, Structural
Chicago or Houston or Pittsburgh or Denver
RemoteFull Time
ENTRUST Solutions Group
ENTRUST Solutions Group: Provides engineering and consulting services for utility and energy infrastructure.
4+ YOEBachelor's in civil/chemical/mechanical/structural engineering, minimum 4 years pipeline or related industry experience; PE preferred, EIT preferred.
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Process Engineer (Mitsubishi Chemical Advance Material)
Reading, Pennsylvania, United States
$85k-$95k/yr OnsiteFull Time
Mitsubishi Chemical Group
Mitsubishi Chemical GroupTokyo Stock Exchange: 4188: Produces specialty chemicals, advanced polymers, and industrial materials globally.
2+ YOEBachelor's degree in engineering and 2–4 years of process engineering or polymer processing experience. Requires process optimization, project management, communication, and Microsoft Office proficiency; Lean/Six Sigma, SolidWorks, and AutoCAD preferred.
Microsoft Excel, Microsoft Office, SolidWorks, AutoCAD
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1d
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Production Engineer
Mount Bethel or Upper Mount Bethel
$80k-$100k/yr OnsiteFull Time
Air Liquide
Air LiquideEuronext Paris: AI: Supplies industrial gases, medical gases, and related technologies.
Bachelor's degree in Chemical Engineering, process or production engineering knowledge, and English communication skills. Preferred experience includes chemical plant operations, hazardous chemicals, KPIs, automation, Lean, Six Sigma, and process safety.
Northwest Analytics (NWA), PLC, Process Automation, Six Sigma, 5S, Lean Manufacturing, LOPA, HAZOP
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2mo
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COOP Engineer
Canonsburg or Pittsburgh
HybridTemporary
Range Resources
Range ResourcesNYSE: RRC: Explores and produces natural gas and natural gas liquids.
0+ YOECurrently enrolled in Mechanical, Chemical, Electrical or Petroleum engineering and entering sophomore year.
AutoCAD, P&ID, ProMax, SCADA, RTU
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3mo
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Production Engineer
Jefferson Hills, Pennsylvania, United States
OnsiteFull Time
Synthomer
SynthomerLondon Stock Exchange: SYNT: Supplies specialty polymers and chemicals for diverse industrial applications.
2+ YOEBS in Chemical Engineering; 2-5 years chemical engineering experience; manufacturing environment; cross-functional leadership; troubleshoot; experience with DCS, PI Vision, statistical tools; lean/six sigma a plus.
Distributed Control Systems, PI Vision, Statistical Analysis Tools, Lean Manufacturing, Six Sigma
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Engineer, Process (Langeloth)
Langeloth, Pennsylvania, United States
OnsiteFull Time
Centerra Gold
Centerra GoldTSX: CG: Gold and copper mining, exploration, and development.
3+ YOEBachelor's degree in chemical or metallurgical engineering, process engineering experience, and preferably 3+ years in minerals, chemicals, or metals processing. Requires processing, regulatory, safety, and data analysis knowledge.
simulation software, data analysis tools
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Process Engineer
Spring Grove, Pennsylvania, United States
OnsiteFull Time
Pixelle Specialty Solutions
Pixelle Specialty Solutions: Manufacturer of specialty paper solutions for industrial markets.
B.S. in Chemical Engineering or Pulp and Paper Science/Engineering preferred; Lean/Six Sigma a plus; strong communication; cross-functional collaboration; weekend call coverage.
Lean Manufacturing, Six Sigma, Process Analytics
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2w
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Process Engineer
York, Pennsylvania, United States
HybridFull Time
Metso
MetsoNasdaq Helsinki: METSO: Supplies equipment and services for mining and aggregates.
2+ YOEBachelor's degree in chemical or related engineering, 2+ years of process engineering experience, mining or mineral processing knowledge, analytical and modeling skills, and strong communication abilities.
SAG/AG mills, ball mills, VTM, HIGmill, SMD, VPM, HPGRs, hydrocyclones
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2w
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Project Engineer
Philadelphia, Pennsylvania, United States
$86k-$129k/yr OnsiteFull Time
Ecolab
EcolabNYSE: ECL: Provides water, hygiene, and infection prevention solutions and services.
3+ YOEBachelor’s degree in engineering, 3 years of chemical manufacturing engineering experience, project management experience, and strong analytical, communication, and problem-solving skills; PMP and Lean Six Sigma preferred.
CAD, ERP, MES, CMMS
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