64 operations engineer jobs at 44 companies in Mandeville, LA
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2026-2027 Diamond Infrastructure Solutions Campus Graduate - Operations Engineer
Freeport or Hahnville or Seadrift or Texas City or Oyster Creek or Plaquemine
OnsiteFull Time
Bachelor's or Master's in engineering (Chemical, Mechanical, Electrical, Civil, Industrial, Materials), graduation by Sep 2027, US work authorization required, no visa sponsorship, preferred GPA 3.0, ABET enrollment preferred, ≤2 years post-grad experience.
1mo
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Relay Field Operations Support Engineer I - Sr.
New Orleans or Jackson
OnsiteFull Time
Bachelor's in engineering (electrical/computer) preferred; PE/FE preferred; experience varies by level (0–6+ years); knowledge of NERC/SERC, relay protection, short-circuit analysis, and project management.
1mo
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Operations Manager
Mesa or Houston or Phoenix or Los Angeles or New Orleans or Denver
$122k-$196k/yr OnsiteFull Time
10+ YOE5+ MgmtBS in Chemical Engineering, PSM experience (MOC,PSSR,PHA,MI,SOPs), process scale-up and troubleshooting, 10+ years PSM plant experience, 5+ years operations management, understanding of process control logic, strong engineering skills.
2mo
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Instrumentation and Controls Engineer I (Operations)
Hancock County, Mississippi, United States
$90k-$125k/yr OnsiteFull Time
Bachelor's in EE/AE/ME required; strong electrical engineering fundamentals; design, integrate, and test instrumentation, PLCs (Beckhoff), cameras, sensors, and hazardous-area electrical systems; collaborate with engineers and technicians; must pass US government background check for site access.
Beckhoff PLCs, SCADA, NI, AutoCAD Electrical, EtherCAT, Modbus, CAN, CoaXPress, SDI, IP, Ethernet
3mo
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Chief Engineer
New Orleans, Louisiana, United States
OnsiteFull Time
3+ YOE1+ MgmtLead maintenance operations; supervise engineering team; develop maintenance schedules; manage budgets; ensure safety and compliance.
HVAC, Plumbing, Electrical, Mechanical, Building Management System (BMS)
1mo
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Field Engineer
Waggaman, Louisiana, United States
OnsiteFull Time
3+ YOEBachelor's in mechanical engineering or related, 3+ years in chemical/petrochemical/refinery operations, mechanical troubleshooting, equipment reliability, safety compliance, and strong communication skills.
Non-Destructive Testing (NDT)
3w
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Instrumentation Engineer
New Orleans, Louisiana, United States
OnsiteFull Time
Bachelor's in relevant engineering, experience with model testing and NI LabView, ability to develop electronic circuits, read drawings, lift 50 lbs, and support laboratory operations.
NI LabView, Python, Arduino, CAD
1mo
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Field Engineer
Waggaman, Louisiana, United States
FieldFull Time
3+ YOE3+ years in chemical/petrochemical/refinery or industrial facilities, bachelor's in mechanical engineering or related, knowledge of plant operations, troubleshooting, safety/regulatory compliance, strong communication.
3mo
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Maintenance Mechanical Engineer
Gramercy, Louisiana, United States
OnsiteFull Time
3+ YOEMaintenance/mechanical engineering SME supporting plant operations with troubleshooting, repairs, and input to maintenance strategies.
Hydraulics, Mechanical Systems
3w
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Project Engineer
Destrehan, Louisiana, United States
OnsiteFull Time
3+ YOEBachelor's degree in engineering, 3+ years plant operations/maintenance experience, proficiency with AutoCAD, Microsoft Word, Excel and Project, knowledge of NFPA/OSHA/EPA preferred, mechanical aptitude, project experience under $1M.
AutoCAD, Microsoft Word, Microsoft Excel, Microsoft Project
1w
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Electrical Maintenance Engineer I
Luling, Louisiana, United States
$78k-$117k/yr OnsiteFull Time
0+ YOEBachelor's degree in electrical engineering or related science required; 0–2 years of engineering experience, preferably in plant operations, preferred.
P&ID
1w
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Electrical Maintenance Engineer I
Luling, Louisiana, United States
$78k-$117k/yr OnsiteFull Time
0+ YOEBachelor's degree in electrical engineering or related science required; December 2026 graduates considered. Preferred: 0–2 years of engineering experience, plant operations experience, and prior Ruveon co-op experience.
P&ID
2w
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Mechanical Project Engineer | OSBL Equipment
Waggaman or New Orleans
OnsiteFull Time, Contract
10+ YOEBachelor's degree in mechanical engineering and 10–15+ years of project engineering, asset management, or industrial operations experience in petrochemical, chemical, refinery, manufacturing, or utilities environments.
SAP, AMS, CMMS
22h
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Facility Operations Specialist
New Orleans, Louisiana, United States
$62k-$80k/yr OnsiteFull Time
1+ YOERequires one year of specialized facility maintenance experience meeting two of three criteria, or a master's degree/two years of graduate education in engineering, industrial arts, property management, or business administration.
Facilities Equipment Maintenance System (FEMS), Government Purchase Card, USA Hire, USAJOBS
2mo
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Stationary Engineer
Marrero, Louisiana, United States
OnsiteFull Time
High school diploma; water treatment experience for heating/cooling; HVAC/EMS/IT operations; OSHA Basic, NFPA70E; math skills; good communication; multitasking; industry knowledge; associates degree preferred.
3mo
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MAINTENANCE ENGINEER - PLANT OPERATIONS
Hammond, Louisiana, United States
OnsiteFull Time
Experience in hospital/facility maintenance; hands-on electrical, plumbing, HVAC; high school diploma; ability to lift 100 lbs; valid driver’s license.
Electrical, HVAC, Plumbing, Boilers
1d
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Software Engineer (Basketball Operations)
Metairie or New Orleans
OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years software development and ETL/ELT pipeline experience, SQL, web development, REST APIs, orchestration tools, cloud infrastructure, CI/CD, Git, and weekend support availability.
Python, Java, C#, SQL, HTML, JavaScript, CSS, React, Angular, Vue, Airflow, Dagster, Prefect, AWS, GCP, Azure, Git, Snowflake, BigQuery, Redshift, Docker, R
1mo
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Engineer
New Orleans, Louisiana, United States
OnsiteFull Time
5+ YOE5+ years building operations experience; knowledge of HVAC, plumbing, electrical, fire and life-safety systems; HVAC certificates and Chief Engineer/1st Class Engineer license preferred; valid driver’s license and strong computer and communication skills.
1mo
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Engineer
New Orleans, Louisiana, United States
OnsiteFull Time
5+ YOERequires 2nd class air conditioning and boiler certificates, 5+ years building/stationary engineering or complex plumbing experience, motor vehicle operator’s license, mechanical and electrical maintenance skills.
computerized energy management systems
3mo
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Engineer
New Orleans, Louisiana, United States
OnsiteFull Time
Previous hotel engineering experience required (HVAC, electrical, plumbing, refrigeration, boilers). Vocational training/apprenticeship or related associate degree preferred. Must read blueprints, perform preventive maintenance, operate shop equipment, lift ~50 lbs, and use Microsoft Office.
Microsoft Office Suite, key cutter, drill press, radial arm saw, drills, grinders, MSDS
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