Senior Project Engineer System OneSenior Project EngineerBaton Rouge, LA$120,000–$125,000 / yearTechnical Specifications: Determine requirements and select specialized equipment for sulfuric acid regeneration systems, covering everything from furnaces, converters, and boilers to compressors, cooling towers, and pumping systems. Communication: Strong verbal and written skills, with a proven ability to troubleshoot complex issues and provide logical solutions.
NewDiesel Technician/Mechanic III - Entry Level Penske Truck RentalDiesel Technician/Mechanic III - Entry LevelBATON ROUGE, LAWillingness to work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education), the ability to pass a drug screen and physical as required by the Department of Transportation, and potential travel within a near geography for training are required. • Doing preventative maintenance repairs—like replacing or rotating tires—and completing vehicle component lubrication and replacement, some electrical system repairs, and cooling system maintenance on gas and diesel engine vehicles.
Adjunct Instructor - Mechanical Engineering Louisiana State UniversityAdjunct Instructor - Mechanical EngineeringBaton Rouge, LAPositions approved to work outside the State of Louisiana shall be employed through Louisiana State University's partner, nextSource Workforce Solutions, for Employer of Record Services including but not limited to employment, benefits, payroll, and tax compliance. HCM Contact Information: For questions or concerns related to updating your application with attachments (e.g., resumes, RS:17 documents), date of birth, or reactivating applications, please contact the LSU Human Resources Management Office at 225-578-8200 or email HR@lsu.edu.
NewMechanical Engineer - Entry Level ISC CONSTRUCTORS, LLCMechanical Engineer - Entry LevelBaton Rouge, LAResponsibilitiesApplicants should have the ability to:Perform job responsibilities under direction of Project Manager or a Senior Mechanical EngineerPrepare technical specifications and datasheets for review and approvalEvaluate vendor bids and drawings to ensure compliance with specificationsPerform calculations for detailed segments of a project such as pressure vessels, pumps, heat exchangers, tanks, etc. With offices in Baton Rouge, Beaumont, Houston, Corpus Christi, as well as job sites around the country, ISC has grown our team as high as 3,000+ associates and offers full-service engineering, construction, and maintenance solutions throughout the United States.
NewEntry-Level Mechanical Engineer: Piping & Equipment Design ISC CONSTRUCTORS, LLCEntry-Level Mechanical Engineer: Piping & Equipment DesignBaton Rouge, LAA leading engineering firm in Baton Rouge is seeking an entry-level mechanical engineer to develop construction work packages in the chemical and refining industry. Ideal candidates will have a degree in Mechanical Engineering and strong problem-solving skills.#J-18808-Ljbffr.
NewSenior Principal Mechanical Engineer WorleyParsonsSenior Principal Mechanical EngineerBaton Rouge, LAJob Description - Senior Principal Mechanical Engineer (BAT00GG)Company: WorleyPrimary Location: Baton Rouge, LouisianaEmployment Type: Employee (Full‑time)Posting Date: May 28, 2026Unposting Date: Jul 28, 2026Job PurposeWe are recruiting for a Senior Principal Mechanical Engineer to lead the design and delivery of process and utility equipment across oil, gas, chemical, petrochemical, power, and bulk materials projects. What You Will Bring – Technical/Industry Experience and Qualifications10+ years of overall experience on capital projects from feasibility through construction.10+ years of applications engineering experience, with 7+ years in a lead or related role in mechanical design for oil and gas, petrochemical, and chemical industries.
NewMechanical Engineer Cajun IndustriesMechanical EngineerBaton Rouge, LouisianaThe successful candidate will work closely with project managers, engineers, designers, clients, vendors, and construction personnel throughout all phases of project execution, from front-end engineering through detailed design, procurement, and construction. • Specify and evaluate fixed and rotating equipment, including pressure vessels, tanks, heat exchangers, pumps, compressors, packaged equipment, ect.
Sr. Mechanical Engineer, P.E. Northstar Energy ServicesSr. Mechanical Engineer, P.E.Baton Rouge, LouisianaFull timeAbout Us: NorthStar Energy Services, a Quanta Services, Inc. (NYSE:PWR) company, is based in Channelview, TX and provides engineering, design, procurement, construction and support services to the chemical, petrochemical, pipeline, oil & gas, bulk storage and terminal industries throughout the country. Mechanical Engineer will work closely with a multidisciplinary engineering team and independently to perform design development, equipment specifications, calculations, safety and code compliance as it pertains to the design of Energy Facilities.
Sr. Mechanical Engineer, P.E. Quanta Services IncSr. Mechanical Engineer, P.E.Baton Rouge, LANorthStar Energy Services, a Quanta Services, Inc. (NYSE:PWR) company, is based in Channelview, TX and provides engineering, design, procurement, construction and support services to the chemical, petrochemical, pipeline, oil & gas, bulk storage and terminal industries throughout the country. Mechanical Engineer will work closely with a multidisciplinary engineering team and independently to perform design development, equipment specifications, calculations, safety and code compliance as it pertains to the design of Energy Facilities.
NewSenior Mechanical Engineer - Lead Oil & Gas Equipment WorleyParsonsSenior Mechanical Engineer - Lead Oil & Gas EquipmentBaton Rouge, LAWorleyParsons in Baton Rouge is looking for a Senior Principal Mechanical Engineer to provide leadership for mechanical engineering across various sectors including oil and gas. The ideal candidate should have over 10 years of experience in engineering and strong expertise in mechanical design.
Mechanical Engineer WestaffMechanical EngineerSt Gabriel, LA$85,000–$115,000 / yearWestaff is recruiting for an experienced Mechanical Engineer who has performed code calculations (for pressure vessels or mechanical design, per ASME Section VIII code), and Compress software and CAD experience. Demonstrated working knowledge of design and fabrication of shell and tube heat exchanger, pressure vessels or related custom engineered equipment.
Mechanical Engineer IV Recon Management Services IncMechanical Engineer IVBaton Rouge, LAEducation and Experience: Bachelor of Science in Engineering from an accredited university with at least nine (9) years of experience, primarily in the refinery, petrochemical, or chemical industries, or an equivalent combination of education and experience sufficient to successfully perform the essential duties of the job such as those listed above. Ability to stand, use hands and fingers, grip, handle or feel; reach with hands and arms; climb or balance; stoop, kneel, crouch or crawl; and talk and hear.
xPL Mechanical Engineer Turner Construction CoxPL Mechanical EngineerBaton Rouge, LAEssential Duties & Key Responsibilities: Develop mechanical designs for xPL Offsite Manufacturing (OSM) products and systems, including flow diagram development, equipment and component selections, submittal development, and system optimization. Position Description: Design mechanical systems (including developing flow diagrams, selecting equipment and materials, and pipe sizing) for offsite manufactured and modular building components.
Mechanical Engineer PE III ENFRA LLCMechanical Engineer PE IIIBaton Rouge, Louisiana$136,455–$175,590 / yearFull timeWith over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success.
Mechanical Engineer PE II ENFRA LLCMechanical Engineer PE IIBaton Rouge, Louisiana$118,625–$152,660 / yearFull timeWith over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success.
NewSenior Mechanical Engineer, P.E. Energy Facilities Design Quanta ServicesSenior Mechanical Engineer, P.E. Energy Facilities DesignBaton Rouge, LAQuanta Services, Inc. is seeking a Senior Mechanical Engineer in Baton Rouge, Louisiana, with over 10 years of experience in the engineering field. This role involves developing mechanical and piping designs for various facilities, including petrochemical and data center projects.
NewSenior Mechanical Engineer, P.E. - EPC Design Lead NorthStar Energy ServicesSenior Mechanical Engineer, P.E. - EPC Design LeadBaton Rouge, LAThe role involves collaborating with engineering teams on EPC projects for oil, gas, and petrochemical clients. Candidates should possess a Bachelor's degree in Mechanical Engineering and relevant licensure.
NewMechanical Engineer PE I Design, Analyze & Field Projects ENFRA LLCMechanical Engineer PE I Design, Analyze & Field ProjectsBaton Rouge, LAENFRA LLC in Baton Rouge, Louisiana, is seeking a Mechanical Engineer PE I responsible for applying engineering techniques to enhance energy solutions. The ideal candidate will hold a Bachelor's degree in Engineering and a PE License, possessing 4-6 years of relevant experience.
NewMechanical Engineer (PE II) Lead Design & Field Projects ENFRA LLCMechanical Engineer (PE II) Lead Design & Field ProjectsBaton Rouge, LA$118,625–$152,660 / yearIn this role, you will apply engineering techniques to design, analyze, and improve various systems and projects. You will be responsible for signing engineering documents, managing projects, and mentoring others, with travel requirements of 5-10%.
NewSenior Mechanical Engineer, PE III: Lead Projects & Field ENFRA LLCSenior Mechanical Engineer, PE III: Lead Projects & FieldBaton Rouge, LA$136,455–$175,590 / yearThis position also offers a competitive salary range of USD $136,455.00 - USD $175,590.00 annually and requires some traveling to job sites. Candidates should hold a Bachelor's degree in Engineering, possess a PE License, and have over 8 years of relevant experience.
Mechanical Engineer PE I ENFRA LLCMechanical Engineer PE IBaton Rouge, Louisiana$103,175–$132,810 / yearFull timeWith over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success.
NewMechanical Engineer PE II EnfrasolutionsMechanical Engineer PE IIBaton Rouge, LAPreferred Education, Experience, and QualificationsMaster's degree in EngineeringTravel Requirements5-10% of time will be spent traveling to job site(s)/office location. Moving self in different positions to accomplish tasks in various environments including tight and confined spaces.
NewSenior Mechanical Engineer, PE | Lead Projects & Field EnfrasolutionsSenior Mechanical Engineer, PE | Lead Projects & FieldBaton Rouge, LA$136,455–$175,590 / yearThis position offers a competitive pay range of $136,455 to $175,590 annually and involves occasional travel for job site visits.#J-18808-Ljbffr. This role requires signing engineering documents and overseeing complex issues while providing mentorship to junior engineers.
NewLead Mechanical Engineer, PE II Project Leadership EnfrasolutionsLead Mechanical Engineer, PE II Project LeadershipBaton Rouge, LA$118,625–$152,660 / yearEnfrasolutions in Baton Rouge seeks a Mechanical Engineer PE II to apply engineering techniques for product improvement and project management. This role includes responsibilities such as leading projects, interacting with clients, and addressing complex engineering challenges.
NewMechanical Engineer PE I - Design, Field Analysis Bernhard, LLCMechanical Engineer PE I - Design, Field AnalysisBaton Rouge, LA$103,175–$132,810 / yearThis role involves applying engineering techniques to design, analyze, and improve systems, requiring a Bachelor's degree in Engineering and a PE license. Competitive pay range of $103,175.00 - $132,810.00 /Yr offered.#J-18808-Ljbffr.
NewMechanical Engineer PE I Bernhard, LLCMechanical Engineer PE IBaton Rouge, LAQualificationsBachelor's degree in Engineering and Professional Engineer License (PE)4-6 years of experiencePossesses working knowledge of the subject matterCritical thinking skillsProblem solving skillsMathematic skillsComputer skillsTechnical expertiseEffective verbal and written communication skillsDetail oriented and willing to tackle various ongoing projects in a fast-paced environmentExcellent multitasking skills, with the ability to perform duties outside of the scope of work when necessaryPhysical RequirementsAscending and descending ladders, stairs, scaffolding, ramps, and/or poles. With over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions.
NewMechanical Engineer CoreWise Workforce Strategy PartnersMechanical EngineerBaton Rouge, LAPrepare and update engineering drawings, 3D models, and BOMs (SolidWorks/AutoCAD).Select mechanical components and materials to meet project and customer requirements (fans, compressors, coils, housings, filters, etc.).Perform mechanical calculations and analysis (airflow, heat transfer, load, pressure drop, etc.).Support system testing, validation, and troubleshooting in shop and field settings. CoreWise's industry leading client is a mission‑critical HVAC engineering and manufacturing company specializing in industrial, explosion‑proof, and high‑reliability HVAC/R and pressurization systems.
NewMechanical Engineer Safe Air TechnologyMechanical EngineerBaton Rouge, LAWe take pride in building high-quality, precision-engineered equipment—and we're looking for individuals who take that same level of pride in their work. Safe Air Technology is a rapidly growing manufacturer of mission-critical and explosion-proof HVAC systems.
NewHVAC Mechanical Engineer - Explosion-Proof Systems CoreWise Workforce Strategy PartnersHVAC Mechanical Engineer - Explosion-Proof SystemsBaton Rouge, LAA mission-critical HVAC engineering firm is seeking a Mechanical Engineer to support the design and development of HVAC systems. Responsibilities include designing explosion-proof HVAC equipment and collaborating with cross-functional teams.
NewSenior Lead Mechanical Engineer: Pressure Vessels & Piping Hargrove Engineers & ConstructorsSenior Lead Mechanical Engineer: Pressure Vessels & PipingBaton Rouge, LAThe position includes various responsibilities such as performing advanced engineering work and providing leadership for effective team execution. In this supervisory role, you will oversee engineering teams, ensuring timely delivery within budget for mechanical projects.
NewMechanical Project Engineer On-Board CompaniesMechanical Project EngineerBaton Rouge, LA$114,000–$160,000 / yearOn-Board Engineering Corp is a professionally licensed Full Service Engineering, Procurement and Construction Management (EPCM) partner with Design Build capabilities, specializing in small to mid-sized capital and maintenance projects in the industrial and manufacturing marketplace. Candidates for this position are expected to have industrial plant or system design experience and be familiar with typical industrial mechanical equipment, including rotating equipment, heat exchangers, steaming equipment tanks, pressure vessels and gas ducting.
NewSr. Mechanical Engineer, P.E. NorthStar Energy ServicesSr. Mechanical Engineer, P.E.Baton Rouge, LAAbout UsNorthStar Energy Services, a Quanta Services, Inc. (NYSE:PWR) company, is based in Channelview, TX and provides engineering, design, procurement, construction and support services to the chemical, petrochemical, pipeline, oil & gas, bulk storage and terminal industries throughout the country. What You'll DoEngineering & DesignDevelop mechanical and piping designs for pipeline facilities, compressor stations, pump stations, tank terminals, and data center facilities.
NewMechanical Equipment Engineer I Cajun IndustriesMechanical Equipment Engineer IBaton Rouge, LAMore information about this jobJob OverviewResponsible for the specification, design, and procurement of critical rotating, static, and heat transfer equipment in operating heavy industry facilities. The engineer works closely with multidisciplinary teams to deliver reliable, efficient, and maintainable equipment solutions across all project phases, from concept through construction.
NewSenior Mechanical Pressure Vessel Engineer/Lead Hargrove EpcSenior Mechanical Pressure Vessel Engineer/LeadBaton Rouge, LADeveloping conceptual layouts and cost studies as necessary to determine the simplest, most efficient approach to solving engineering tasks at hand.* Producing estimate level preliminary designs and material take-offs suitable for the level of the estimate being performed on a project.* Producing detail design calculations and sketches for materials of construction associated with the project. Advising the senior engineer concerning design or scope changes, which have been identified.* Assisting other engineers in developing and assembling scopes, drawings and specifications into a “package”, enabling mechanical purchase inquiries to be issued for procurement of equipment, materials or subcontract pricing.*
NewSenior Mechanical Pressure Vessel Engineer/Lead Hargrove Engineers & ConstructorsSenior Mechanical Pressure Vessel Engineer/LeadBaton Rouge, LAAssisting other engineers in developing and assembling scopes, drawings and specifications into a “package”, enabling mechanical purchase inquiries to be issued for procurement of equipment, materials or subcontract pricing. Checking calculations made by other engineers to ensure accuracy, conformance to codes, specifications, design criteria and conformance to good engineering practice.
Mechanical Project Engineer/ PM CDI Engineering ServicesMechanical Project Engineer/ PMPlaquemine, LouisianaPosition Summary: Plans, directs, organizes and executes activities of designated projects to ensure that goals and objectives of the projects are accomplished within a prescribed timeframe and funding parameters performing the following duties personally or through subordinate supervisors assigned to the projects. Tata Consulting Engineers USA, LLC, (TCE), is a multi-disciplinary engineering organization offering a full range of integrated engineering design, project support, procurement and construction management services to the energy and chemicals industries.
NewMechanical Equipment Engineer I Heavy Industry Projects Cajun IndustriesMechanical Equipment Engineer I Heavy Industry ProjectsBaton Rouge, LACandidates must have at least five years of relevant experience in oil/gas or petrochemical projects, strong knowledge of construction processes, and effective communication skills. This role involves specifying, designing, and procuring critical equipment for heavy industry facilities.
Production Engineer (Mechanical & Chemical) jobsmight.ioProduction Engineer (Mechanical & Chemical)Baton Rouge, LouisianaA leading chemical manufacturing company in the Baton Rouge, LA area is seeking two Production Engineers (one Mechanical, one Chemical) to support their high-tech powders production facility. These roles report to the Technical Manager and will drive continuous improvement, efficiency, and reliability across production lines.
NewMechanical/Plumbing Designer Grace Design StudiosMechanical/Plumbing DesignerBaton Rouge, LAAbout UsThis is an exciting opportunity for an experienced Mechanical or Plumbing Designer to join our growing MEP team and work on commercial, healthcare, educational, and industrial projects.#J-18808-Ljbffr. The role involves designing HVAC and plumbing systems for a variety of facilities and producing high‑quality construction documents with Autodesk Revit.
NewLead Mechanical Pressure Vessel Engineer Dormont Manufacturing CompanyLead Mechanical Pressure Vessel EngineerBaton Rouge, LADormont Manufacturing Co in Baton Rouge, Louisiana is seeking an experienced lead engineer to supervise design and engineering teams. Ideal candidates should possess a Bachelor's or Master's degree in Mechanical Engineering and have at least 15 years of relevant experience.
NewSenior Mechanical Pressure Vessel Lead Engineer Hargrove EpcSenior Mechanical Pressure Vessel Lead EngineerBaton Rouge, LAHargrove Epc is looking for a Lead Engineer in Baton Rouge, LA, responsible for supervising engineers and ensuring timely delivery of mechanical projects. With a required experience of 15 years in mechanical engineering, candidates must possess a Bachelor's or Master's degree in a relevant field.
NewSenior Plant Engineer: Mechanical & Turbomachinery Lead Ethosenergy Power Solutions, LLCSenior Plant Engineer: Mechanical & Turbomachinery LeadBaton Rouge, LAEthosenergy Power Solutions, LLC is seeking a Senior Plant Engineer to support power generation at Louisiana Station in Baton Rouge. The role involves engineering responsibilities for mechanical systems including gas turbines and pumps, and developing maintenance plans.
Mechanical (Piping - Senior Engineer) Construction Djamal IberrakenMechanical (Piping - Senior Engineer)Baton Rouge, LAThe role covers supervision of pipe spool installation, fit-up and welding, NDT coordination, pressure testing, flushing and cleaning, insulation and painting, and system reinstatement to ensure delivery aligns with approved isometrics, P&IDs, general arrangement drawings, specifications, and applicable codes. Day‑to‑day responsibilities include monitoring field progress, verifying material traceability and heat numbers, ensuring correct installation of valves, specialty items, and supports, and maintaining proper alignment and tolerances at tie‑ins and equipment nozzles.
Mechanical Project Engineer/ PM Construction Djamal IberrakenMechanical Project Engineer/ PMPlaquemine, LAPlans, directs, organizes and executes activities of designated projects to ensure that goals and objectives of the projects are accomplished within a prescribed timeframe and funding parameters performing the following duties personally or through subordinate supervisors assigned to the projects. Tata Consulting Engineers USA, LLC, (TCE), is a multi-disciplinary engineering organization offering a full range of integrated engineering design, project support, procurement and construction management services to the energy and chemicals industries.
Mechanical (HVAC - Senior Engineer) Construction Djamal IberrakenMechanical (HVAC - Senior Engineer)Baton Rouge, LADay‑to‑day responsibilities include monitoring progress, verifying workmanship and material compliance, and ensuring correct installation and safe operation of equipment including chillers, pumps, cooling towers, hot water boilers, radiators, heaters, hot water lines, shunt units, AHUs, FCUs, heat pumps, PAC's, VRF/VRV systems, ventilation systems, pressurization fans, and heat exchangers. Responsibilities also include planning and supervising pressure testing, flushing and chemical cleaning, leak testing, refrigerant charging, insulation and vapor barrier works, TAB activities, and structured pre‑commissioning and commissioning to achieve the specified performance.
Engineer I-Sr (Nuc){Mechanical/Civil} Entergy CorporationEngineer I-Sr (Nuc){Mechanical/Civil}LAWORKING CONDITIONS: As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company. Additional Responsibilities: As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company.
Engineer I-Sr (Nuc){Mechanical/Civil} (St. Francisville, Louisiana, United States) EntergyEngineer I-Sr (Nuc){Mechanical/Civil} (St. Francisville, Louisiana, United States)St. Francisville, LAAdditional Responsibilities: As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company. As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company.
NewPiping Engineer II: Path to Lead Engineering Roles WorleyParsonsPiping Engineer II: Path to Lead Engineering RolesBaton Rouge, LAIn this role, you will independently execute piping engineering tasks while developing your technical expertise in the refining, chemicals, and energy sectors. This position offers growth opportunities into senior roles and requires periodic site visits to local client facilities.#J-18808-Ljbffr.
Mechanical Construction Coordinator CDI Engineering ServicesMechanical Construction CoordinatorGeismar, LouisianaTata Consulting Engineers USA, LLC, (TCE), is a multi-disciplinary engineering organization offering a full range of integrated engineering design, project support, procurement and construction management services to the energy and chemicals industries. Please be advised all email communications from TCE will come from our business email addresses, which end in '@tataconsultingengineers.com'.
NewAV Safety Engineering Analytics AI/ML Engineer (GPSSC) General MotorsAV Safety Engineering Analytics AI/ML Engineer (GPSSC)Baton Rouge, LAIdentify and drive opportunities to improve the efficiency, quality and transparency of safety analytics within GPSSC and across GM.Your Skills & Abilities (Required Qualifications)Master's degree in Computer Science, Mechanical Engineering, Vehicle Engineering, Physics, or a related field; or equivalent practical experience focused on AI/ML.10+ years of experience in large scale analyses of vehicle related data.5+ years in safety‑critical AI/ML systems in automotive engineering applications.+ Programming & Frameworks: Python, R, Java, PySpark, PyTorch, TensorFlow, Scikit‑learn, LangChain, SQL.Cloud & Big Data: Experience in cloud‑based large scale process including notifications, queuing, serverless cloud functions, event‑driven processing, code as infrastructure, containerization, process monitoring, process optimization, identity and access management, service to service access, etc.