Your JobOptimized Process Designs, LLC (OPD), a Koch Engineered Solutions company, is seeking a motivated and detail-oriented Mechanical Engineer Intern to join our team for Summer 2027. This internship offers a unique opportunity to gain hands-on experience supporting mechanical engineering activities across engineering, procurement, and construction (EPC) projects in the natural gas and petrochemical industries. You will work closely with experienced engineers and project teams to support equipment design, procurement, and project execution from early development through construction and commissioning.This role is based on-site Monday through Friday at our headquarters in Katy, TX.This role is not eligible for visa sponsorship.Our TeamFor over 45 years, OPD has provided turnkey engineering, procurement, and construction services for some of the largest natural gas and gas liquids processing facilities in the United States. Our capabilities have expanded to include full custom design/build solutions for large-scale facilities.You will be part of a collaborative, cross-functional engineering team working across disciplines including Process, Mechanical, Civil/Structural, and Electrical. Our team is focused on delivering high-quality projects safely, efficiently, and on schedule.What You Will DoSupport development of equipment specifications Request for Quote (RFQ) packages for purchase of new equipment on active jobsAssist in reviewing vendor drawings and technical documentation for purchased mechanical equipment on active jobsParticipate in reviews of project documentation such as PFDs, P&IDs, equipment lists, and 3D modelsCollaborate with project teams to support procurement and technical evaluationsParticipate in engineering reviews, risk assessments, and safety-related activities (e.g., PHA/HAZOP)Gain exposure to pipe specifications, welding requirements, inspection processes, and testing plansProvide support to construction teams and gain exposure to commissioning and startup activities including site visitsGain hands-on exposure to a variety of mechanical engineering career paths by partnering with experienced engineers across multiple functions and projects.Who You Are (Basic Qualifications) Currently enrolled in a Bachelor’s or Master’s degree program in Mechanical Engineering or a related engineering discipline Eligible for full-time employment on or before Summer 2029Eligible to work permanently in the United States for any employer without requiring a visa transfer or via sponsorshipWhat Will Put You AheadExposure to or experience with mechanical engineering concepts related to rotating or static equipment through coursework, projects, or internshipsExposure to engineering drawings such as PFDs or P&IDsPrior internship or professional experience, in a related or other fieldAt 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 PhilosophyAll 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 AreAs 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 BenefitsOur 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 OpportunitiesEqual 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). #LI-PG1