29 chemical engineer jobs at 15 companies in Welsh, LA
5d
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Environmental Chemical Specialist 1/2/3
East Baton Rouge Parish County or Lafayette Parish County or Rapides Parish County or Calcasieu Parish County or Baton Rouge
$4k-$8k/mo FieldFull Time
Bachelor's degree in engineering or master's degree in engineering, chemical science, or physical science; expertise in chemical processes, environmental regulations, engineering calculations, and compliance support.
NetDMR, Electronic application
2mo
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Chemical Cleaning Operator
Cameron Parish, Louisiana, United States
$40/hr OnsiteFull Time
5+ YOE5+ years industrial chemical cleaning; 2+ years AGRU degreasing; LNG/refinery/industrial gas experience; commissioning support; TWIC; OSHA 10/30; confined space preferred.
1mo
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Process Engineer
Lake Charles, Louisiana, United States
OnsiteFull Time
15+ YOEBachelor's in engineering required (chemical preferred). 15+ years engineering experience, PSM environment experience preferred, strong communication and organizational skills.
4d
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Process Engineer 6
Lake Charles, Louisiana, United States
HybridFull Time
12+ YOERequires a chemical engineering degree, 12+ years in process or design engineering, professional engineer registration, and proficiency directing engineering software and design equipment.
3d
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Production Engineer
Lake Charles, Louisiana, United States
OnsiteFull Time
0+ YOEBachelor's degree in mechanical, electrical, or chemical engineering; 0–2 years preferred in refinery, chemical, or petrochemical plants; MS Office, Aspen Process Explorer, and SAP proficiency; valid TWIC card required.
Microsoft Office Suite, Aspen Process Explorer, SAP
2mo
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Production Engineer (Lake Charles, LA, US, 70665)
Lake Charles, Louisiana, United States
$101k-$139k/yr OnsiteFull Time
5+ YOEB.S. in Chemical Engineering or engineering, 5+ years in process/production/manufacturing engineering in chemical or petrochemical environments, proficient in MS Office; Six Sigma training preferred.
Microsoft Office, Enablon, Six Sigma
1mo
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Production Reliability Engineer - Calca Solutions
Westlake, Louisiana, United States
OnsiteFull Time
5+ YOEBS in Chemical or Mechanical Engineering,5+ years chemical plant experience,mechanical equipment reliability and troubleshooting experience,process engineering and project leadership skills.
PFDs, P&IDs, Lean Six Sigma
2mo
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Engineer, Production
Cameron or Louisiana
OnsiteFull Time
3+ YOEBachelor's in Process/Production/Chemical Engineering, minimum 3 years production engineering experience in oil & gas (LNG preferred); ability to optimize LNG train availability, analyze performance deviations, and support production planning.
2mo
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Process Engineer
Lake Charles, Louisiana, United States
HybridFull Time
2+ YOEBachelor's in Chemical/Polymer/Petroleum Engineering, minimum 2 years industry/process engineering experience, knowledge of polymerization and unit operations, proficiency with PI, Minitab, Aspen, DCS/PLC, and strong problem-solving and communication skills.
PI, Minitab, Aspen, DCS, PLC
1mo
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Process Safety Engineer
Westlake, Louisiana, United States
OnsiteFull Time
5+ YOEBS in engineering required (chemical preferred), minimum 5 years in chemical/petrochemical facilities, knowledge of OSHA PSM and EPA RMP, excellent written and oral communication, must have US work authorization.
Intelex
3mo
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Senior Electrical Engineer
Cameron or United States
OnsiteFull Time
Significant field engineering and construction supervision experience in energy/chemicals/resources; university degree in engineering; strong codes/standards knowledge, technical decision-making, project integration, leadership, and safety focus.
3mo
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Senior Electrical Engineer
Cameron, Louisiana, United States
OnsiteFull Time
Field engineering support, construction supervision, or project execution experience in energy/chemicals/resources; strong codes/standards knowledge; capable of interpreting designs for field conditions; leadership and communication skills; proficient with field engineering systems.
Field engineering software, Project management tools, Documentation tools
4d
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2027 University New Hire - Refining Engineer
Sweeny or Roxana or Westlake or Billings or Linden or Ponca City or Borger or Ferndale or Lake Charles or North America
$111k-$121k/yr OnsiteFull Time
Currently enrolled in a chemical, mechanical, electrical, materials, metallurgical, or civil engineering bachelor's or master's program; graduating 2026–2027, legally authorized to work, and willing to obtain a TWIC.
1mo
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Senior/ Staff Engineer, Process Safety Management
Cameron or Houston or Lake Charles or Washington or Gregory or London or Singapore or Beijing or Tokyo
OnsiteFull Time
7+ YOEBachelor's in engineering required; PE preferred. 7+ years PSM experience (Senior) or 10+ years (Staff) in LNG/oil/gas/chemical; strong knowledge of OSHA PSM, RMP, API standards; Microsoft Office skills; ability to perform industrial site physical tasks and maintain TWIC.
Microsoft Word, Microsoft Excel, Microsoft SharePoint, Microsoft PowerPoint
2mo
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Automation Control Engineer (Lake Charles, LA, US, 70602)
Lake Charles, Louisiana, United States
OnsiteFull Time
3+ YOEBachelor's in Electrical, Mechanical, or Chemical Engineering; minimum 3 years relevant experience in APC, regulatory control, alarm management, DCS/PI/PHD use, APC model development, FEL project management, HMI maintenance, and KPI reporting.
Advanced Process Control (APC), Distributed Control System (DCS), Plant Information System (PI), Process History Database (PHD), Human Machine Interface (HMI), High Performance Human-Machine Interface (HPHMI), Front End Loading (FEL), Management of Change (MOC)
1d
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Summer Internship
Lafayette or Janesville or Richmond or Etowah or Little Rock or Wichita or Blair or Hopewell or Tonawanda or Piscataway or Lafayette or Los Angeles or Kennesaw or Cambridge or Chester or Mapleton or Mobile or Allentown or Calvert City or Birmingham or Milton or Weston or Reserve
$21-$27/hr OnsiteFull Time, Internship
Pursuing an undergraduate degree in chemical engineering, mechanical engineering, or chemistry; able to relocate anywhere in the US; unrestricted US work authorization without future sponsorship.
P&IDs, Gantt charts
1mo
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Injection Engineering Manager
San Francisco or Colorado or Louisiana or St. Landry Parish County
$160k-$195k/yr HybridFull Time
7+ YOEB.S. in engineering or equivalent experience, 7+ years operating experience in injection/chemical/fluid systems, experience leading structured troubleshooting and supervising crews, PLC/HMI familiarity preferred, valid driver’s license, able to travel 50–75%.
PLC, HMI, ADP, Kronos, UKG
3mo
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Project Manager
Cameron, Louisiana, United States
OnsiteFull Time
10+ YOE10+ years PM experience in petrochemical/chemical/energy projects; Bachelor's in Engineering; strong communication; knowledge of EPC/PM practices.
Microsoft Office Suite, Cost forecasting, Project management software
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