Welding Engineer

Your Job

Optimized Process Designs (OPD), a Koch Engineered Solutions company, is seeking a Welding / Mechanical Engineering Associate to join the team. This role will work within the Mechanical Engineering department and will have a mix of Welding and Mechanical duties. This is an excellent opportunity to grow your engineering knowledge base.

This role will sit in office Monday - Friday at our headquarters in Katy, TX.

This role is not eligible for Visa Sponsorship.

Our Team

At OPD, we specialize in engineering and construction within the natural gas, natural gas liquids, and petrochemical industries. We offer comprehensive services that integrate construction with engineering and procurement, enhancing efficiency and minimizing interface challenges. Since 1980, our commitment to integrity and excellence has earned us a reputation as a preferred partner with our customers. OPDs industry experience, flexibility, and dedication to employee development has created a tight knit, highly productive, team atmosphere that makes OPD a fulfilling place to work.

What You Will Do

Organizational Efforts

• Develop and enhance OPD specifications to ensure compliance with industry best practices, codes, and standards.
• Development of internal-use tools to improve efficiency and accuracy of engineering deliverables.

Engineering and Procurement Phases

• Review client standards related to welding documentation as well as for static and rotating equipment, pipe/valves/fittings, inspection, and test plans.
• Create and/or update welding procedures using both new and existing procedure qualifications to meeting code and/or customer requirements.
• Create project specific and general welding documentation outlining welding requirements and guidance on best practices.
• Review sub-contractor welding procedures for compliance with industry codes, best practices, and client requirements.
• Develop equipment specifications and vet Request for Quote (RFQ) packages.
• Conduct technical reviews of vendor quotes, including pre-purchase evaluations.
• Provide Project Managers with guidance on design, purchase, installation, and post-construction support for mechanical equipment.
• Participate in structured and individual reviews of project documentation, such as Process Flow Diagrams (PFDs), Piping and Instrumentation Diagrams (P&IDs), 3-D models, and equipment lists.
• Develop pipe specifications and project-specific requirements for Post-Weld Heat Treat (PWHT), Non-Destructive Examination (NDE), bolt coating, torquing, etc.

Construction Phase

• Provide technical support for field construction personnel, including site visits.
• Offer commissioning/start-up support and Request for Information (RFI) assistance.
• Address welding concerns as they arise in the field, OPD's on-site shop, or at subcontractors' shop.

Who You Are (Basic Qualifications)

• BS in welding engineering, mechanical engineering, or other applicable engineering discipline
• Experience developing procedure qualification records and welding procedure specifications
• Knowledge of welding processes, such as, SMAW, GTAW, GMAW, and SAW among others
• A basic understanding of industry codes (ASME, API, AWS, NACE, etc.)

What Will Put You Ahead

• Knowledge of ASME Section IX and B31.3 welding requirements
• Knowledge of AWS specifications, metallic specifications, properties, and testing
• Direct experience performing Welding Engineering or Mechanical Engineering duties with an EPC or end user in industrial chemical processing and/or manufacturing
• Direct experience with industry codes (ASME, API, AWS, NACE, etc.).
• Engineer in Training (EIT) Certificate

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here .

Who We Are

As a Koch Engineered Solutions company, Optimized Process Designs (OPD) provides clients with detailed engineering packages in all disciplines, single-point procurement for all equipment and materials, fabrication and direct-hired construction services throughout the United States. We leverage in-house capabilities and provide services with faster speed to market to help deliver increased cost savings while minimizing risk.


At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our Benefits

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.


Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

Equal Opportunities

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please click here for additional information. (For Illinois E-Verify information click here , aquí , or tu ).

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