Donaldsonville • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Donaldsonville • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Donaldsonville • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Donaldsonville • 50 milesRemote · Hybrid · Onsite · Field · All Environments
28 materials engineer jobs at 20 companies in Donaldsonville, LA
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Materials and Welding Engineer
Houston or Lake Charles or Plaquemine
OnsiteFull Time
5+ YOEBachelor's degree in materials, welding, metallurgical, or mechanical engineering; 5–7 years of materials and welding engineering experience in LNG, oil and gas, petrochemical, refining, or heavy industrial environments.
AWS D1.1, ASME Section IX, API RP 582, ASME Section VIII, ASME B31.3, ASME B31.8, NFPA 59A, 49 CFR Part 193, HAZOP, WPS, PQR, NDE
3w
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Materials Supervisor
Franklin, Louisiana, United States
OnsiteFull Time
5+ YOEBachelor's in supply chain/materials/industrial engineering, 5+ years materials management experience (defense/aerospace preferred), DoD procurement familiarity, SAP/Oracle proficiency, leadership and logistics skills.
SAP, Oracle
1mo
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Industrial Engineer
Franklin, Louisiana, United States
OnsiteFull Time
3+ YOEBachelor's in Industrial Engineering or related field, 3+ years industrial engineering experience, expertise in material flow, lean manufacturing, Six Sigma, and data analytics; proficiency with Excel and Minitab.
Microsoft Excel, Minitab
1w
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Corrosion Engineer
Baton Rouge or Prairieville or North America
OnsiteFull Time
Bachelor's degree or higher in materials science, mechanical, chemical, or related engineering; industry standards knowledge, analytical and communication skills, and ability to obtain API 510, 570, 571, and 653 within three years.
ASME, API, NACE, ASTM, ANSI, PFDs, P&IDs, PSM, MOC, PHA
3mo
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Construction Project Engineer
Baton Rouge, Louisiana, United States
OnsiteFull Time
2+ YOEBachelor's in electrical engineering or construction management preferred or 2 years related experience; strong communication, organization, project documentation and material takeoff skills; EIT/Journeyman preferred.
1d
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Principal Performance Engineer - M.E. V, VI
Baton Rouge, Louisiana, United States
OnsiteFull Time
8+ YOEBachelor’s degree in mechanical or aerospace engineering and 8+ years of engineering analysis and simulation experience. ANSYS, Python or MATLAB, verification, materials selection, and thermal-fluid expertise preferred.
ANSYS Workbench, Python, MATLAB
1w
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Piping Engineer Level I
Baton Rouge or North America
OnsiteFull Time
0+ YOERequires 0–2 years of piping engineering experience, a technical diploma with piping design training, and knowledge of ASME B31.3, piping materials, specifications, and 3D design environments.
ASME B31.3, SP3D, E3D, 3D model
1w
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Piping Engineer Level I
Baton Rouge, Louisiana, United States
OnsiteFull Time
0+ YOERequires a technical diploma with piping design training; 0–2 years of piping engineering experience preferred, with knowledge of ASME B31.3, piping materials, specifications, layout, and 3D modeling.
SP3D, E3D, ASME B31.3
1mo
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Engineer, Technical Services
Garyville, Louisiana, United States
OnsiteFull Time
10+ YOEBachelor's in chemical engineering/materials/polymer science, 10+ years manufacturing or technical service experience, polymer processing and product development knowledge, strong analytical and communication skills, project management, able to travel internationally and work in the U.S., background check.
Laboratory Information Management Systems (LIMS), LabSoft, Unipol
4w
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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.
3mo
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Mechanical Project Engineer/ PM
Plaquemine, Louisiana, United States
OnsiteFull Time
7+ YOE5+ Mgmt7+ years engineering experience (5 years as project engineer), BS in engineering preferred, PE preferred, able to plan and run projects up to $10M TIC, petrochemical experience preferred, knowledge of material management, construction/site issues, contract and ISO-9001 compliance.
4w
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Welding Engineer
Walker, Louisiana, United States
OnsiteFull Time
2+ YOEMaster's in Welding or Materials Science required,2+ years related experience; develop welding procedures, qualify welders to ASME/AWS codes, oversee inspections and testing.
3mo
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Building and Systems Engineering (BaSE) Maintenance Mechanic
Baton Rouge, Louisiana, United States
$39/hr OnsiteFull Time
Maintenance and troubleshooting of automated material handling systems; PLCs/HMI control knowledge; able to work 1st-3rd shifts in a 24x7 environment.
PLC, HMI, VFD, encoders, sensors, conveyors, pneumatic, hydraulic, industrial controls
1w
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Engineering Technician In Training
New Orleans, Louisiana, United States
FieldFull Time
High school diploma or equivalent; valid driver's license with acceptable violation history may be required. Performs construction materials testing, observations, inspections, documentation, and equipment maintenance.
1mo
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E&I Estimator
Houston or Covington or Baton Rouge or Dallas
OnsiteFull Time
Perform material take-offs, evaluate specifications and scope changes, develop quantity and cost data, provide cost and manhour estimates, and support project change valuation processes.
1w
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Field Technician
Baton Rouge, Louisiana, United States
FieldFull Time
0+ YOENo experience required; paid training provided. Requires high school diploma or GED, driver's license and insurance, ability to lift 85 pounds, strong communication skills, and willingness to obtain safety and materials-testing certifications.
ASTM, OSHA 10, ACI, ASNT, AWS, ICC, NICET, NRCA, RCI, State DOTs, WACEL
1mo
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Online Program Instructor - Industrial Engineering
Baton Rouge, Louisiana, United States
RemotePart Time
Ph.D. in an engineering discipline required; experience in industrial engineering areas (systems engineering, supply chain, ergonomics, analytics, operations research); teaching online graduate courses and developing course materials.
1w
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Field Mechanic III
Houma, Louisiana, United States
FieldFull Time
Learns equipment disassembly, parts identification, maintenance manuals, engine and gear systems, rigging, material handling, safety procedures, and service job protocols while working under senior mechanics.
1mo
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Chemist Intern
Akron or Ashtabula or Conroe or Freeport or Houston or The Woodlands or Alabama or Geismar or Los Angeles
OnsiteFull Time, Internship
Pursuing a Bachelors or Masters in chemistry/chemical engineering/materials; demonstrated laboratory experience, strong analytical and communication skills, minimum 3.0 GPA preferred, authorized to work in the U.S. without sponsorship.
3mo
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Project Manager
Baton Rouge, Louisiana, United States
OnsiteFull Time
5+ YOE5+ years in mechanical engineering design/PM, construction, or facilities management; strong analytical, organizational, planning; proficient in Word/Excel; knowledge of construction tech, scheduling, materials; strong communication; leadership and safety focus.
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