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Process Engineers Jobs in Baton Rouge, LA (NOW HIRING)

Quanta Services

Sr. Mechanical Engineer, P.E.

Baton Rouge, LA · On-site

$91K - $120K/yr

Qualifications * 10 years' experience working with process engineers on mechanical equipment, updating P&ID's, sizing pumps, compressors, heat exchangers and pressure vessels. * Bachelor of Science ...

Westlake

Engineer - Process Control

Plaquemine, LA · On-site

... manufacturing processes. Responsible for P&ID review, technical support for maintenance ... Develop and provide cost estimates to project engineers. * Communicate with vendors to determine ...

Westlake

SR Engineer Process Safety

Geismar, LA

This position provides key leadership in the continuous improvement of Westlake Vinyls' Process ... S. degree in Chemical or Mechanical Engineering is required. * Eight (8) years of refinery or ...

PIP Global

Chemical Engineer

Baton Rouge, LA · On-site

This role will work closely with chemists and manufacturing engineers and serve as the technical bridge between formulation and production, with a strong focus on process engineering, equipment ...

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Process Engineers information

See Baton Rouge, LA salary details

$47.5K

$88.4K

$136.8K

How much do process engineers jobs pay per year?

As of Sep 4, 2026, the average yearly pay for process engineers in Baton Rouge, LA is $88,359.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,500.00 and $98,900.00 per year, depending on experience, location, and employer.

What is the difference between Process Engineers vs Chemical Engineers?

AspectProcess EngineersChemical Engineers
Required CredentialsBachelor's in Engineering, often with certifications in process optimizationBachelor's or higher in Chemical Engineering, with licensure often preferred
Work EnvironmentManufacturing plants, production facilities, process optimization settingsResearch labs, chemical plants, design firms
Industry UsageManufacturing, oil & gas, pharmaceuticals, food processingPetrochemical, pharmaceuticals, specialty chemicals, energy

Process Engineers focus on designing, implementing, and optimizing manufacturing processes within production environments. Chemical Engineers have a broader scope, including chemical reactions, process design, and research. While both roles require similar educational backgrounds, Process Engineers are more involved in day-to-day process improvements, whereas Chemical Engineers often work on process development and chemical reactions. Both roles are vital in industries like manufacturing and chemicals, but their specific responsibilities and work settings differ.

Do process engineers make a lot of money?

Process engineers typically earn competitive salaries that vary by industry, experience, and location. In the United States, the median annual wage is around $75,000 to $100,000, with higher earnings possible for those with specialized skills or advanced certifications. They often work in manufacturing, chemical, or industrial settings and may receive benefits such as bonuses and health insurance.

What does a process engineer actually do?

A process engineer designs, develops, and optimizes manufacturing processes to improve efficiency, safety, and quality. They analyze production workflows, troubleshoot issues, and implement improvements using tools like process simulation and data analysis, often working in industrial or manufacturing environments. Strong problem-solving skills and knowledge of engineering principles are essential for this role.

What jobs can a process engineer do?

A process engineer designs, develops, and optimizes manufacturing processes to improve efficiency, safety, and quality. They work in industries such as chemical, pharmaceutical, food, and energy, often using tools like process simulation software and requiring knowledge of safety standards and regulations.

What are popular job titles related to Process Engineers jobs in Baton Rouge, LA?

For Process Engineers jobs in Baton Rouge, LA, the most frequently searched job titles are:

What job categories do people searching Process Engineers jobs in Baton Rouge, LA look for?

The top searched job categories for Process Engineers jobs in Baton Rouge, LA are:

What cities near Baton Rouge, LA are hiring for Process Engineers jobs?

Cities near Baton Rouge, LA with the most Process Engineers job openings:

Process Engineers jobs near you
Infographic showing various Process Engineers job openings in Baton Rouge, LA as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 13% Part Time, 2% Temporary, 2% Contract, and 1% Nights. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $88,369 per year, or $42.5 per hour.

Sr. Mechanical Engineer, P.E.

Quanta Services

Baton Rouge, LA • On-site

$91K - $120K/yr

Full-time

Re-posted 7 days ago

Quanta Services rating

7.3

Company rating: 7.3 out of 10

Based on 52 frontline employees who took The Breakroom Quiz

43rd of 80 rated construction

Job description

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. We offer individual project services as well as turnkey EPC project implementation.

NorthStar possesses the skills and expertise to self-perform the design and installation of civil, structural, mechanical, piping, electrical, and instrumentation systems throughout a broad array of industrial applications.

Joining our team means being part of an organization that values drive and inclusion. We focus on career development and reward excellence, recognizing each team member's unique contributions. We're at the forefront of powering modern life. Discover how your skills and dedication can make a real difference to us.


Sr. Mechanical Engineer, P.E.

(10+ Years Experience)

NorthStar Energy Services, a Quanta Services company, is seeking an experienced Sr. Mechanical Engineer, P.E. to join our Professional Engineering Consulting team in Baton Rouge, Louisiana. This role supports EPC and engineering design projects for oil & gas, petrochemical, and data center clients.

The Sr. Mechanical Engineer for this position will be responsible for the development of mechanical and piping design of energy, midstream, petrochemical facilities and data centers. The Sr. 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.


Engineering & Design

  • Develop mechanical and piping designs for pipeline facilities, compressor stations, pump stations, tank terminals, and data center facilities. Ensure all work meets ASME standards, including ASME BPVC Sec. VIII Div. 1 and American Petroleum Institute practices and standard such as API 610, 618 & 682.
  • Perform line sizing calculations, pipe support load analysis, and nozzle load stress evaluations in accordance with applicable codes and standards. 
  • Lead piping layout development and review PPFDs and P&IDs to ensure mechanical designs align with process and operational requirements.
  • Specify rotating and fixed equipment including valves, pressure vessels, tanks, pumps, compressors, turbines, separators, and filtration systems.
  • Other responsibilities include specialty item specifications and review of pipe specifications.

Deliverable Management & Coordination

  • Coordinate mechanical deliverables with project team members across engineering disciplines. 
  • Prepare hourly cost and resource estimates for project bids. 
  • Interface as necessary with Company engineering and project management, drafting, procurement, as well as outside consultant engineering firms, inspection, and operations personnel. 
  • Review and integrate company standards, regulatory requirements, and site-specific data (including geotechnical reports) into mechanical designs. 
  • Perform QA/QC reviews of mechanical drawings, calculations, and technical documents. 
  • Occasional travel to the job site to meet with clients and construction personnel as necessary to scope projects and collect information for design.
  • Routinely handle multiple projects simultaneously and effectively prioritize tasks.

Qualifications

  • 10 years’ experience working with process engineers on mechanical equipment, updating P&ID's, sizing pumps, compressors, heat exchangers and pressure vessels.
  • Bachelor of Science Degree in Mechanical Engineering
  • Licensure of Professional Engineering in Louisiana/Texas
  • Proven ability to interpret and apply applicable codes and standards including:
    • ASME BPVC Section VIII
    • ASME B31.3, B31.4, B31.8
    • API 610, 674/675/676, 682
    • API 520/521, API 620, API 650, API 12C
    • Title 49 CFR Parts 190–199
  • Experience working with process engineers on mechanical equipment
  • Experience with Caesar II pipe stress a plus. 

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law.
We are an Equal Opportunity Employer, including disability and protected veteran status.
We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities. For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact us the Company’s Human Resources department.

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