Sr Engineer Process

Job DescriptionZachry Engineering Corp (ZEC) is currently searching for a Senior Process Engineer to support our Houston Westchase Design Center. The Senior Process Engineer will be responsible in the design office for routine engineering and design tasks of the assigned projects based on specific and detailed instructions received from the assigned supervisor as to the required tasks and results expected. ResponsibilitiesResponsible for developing process flow diagrams (PFD), piping and instrumentation diagrams (P&ID), and Process/Mechanical Equipment Datasheets Responsible for developing Heat and Mass Balance Responsible for sizing and rating various equipment like pumps, horizontal and vertical vessels, heat exchangers, and air coolers. Responsible for performing hydraulic analysis and calculations for piping systems. Experience to include evaluating systems involving single phase, two phase, slurries, water hammer, slug flow, and distribution networks. Tools required should range from spreadsheet through rigorous software evaluations. Translate project design basis requirements, client specifications, and contract documents into definable process tasks Support Zachry quality program, ensuring proper quality checks and verifying proper documentation of input data. Responsible for engineering and design of the Process engineering scope of assigned projects. Independently evaluates, selects, and applies standard engineering techniques, procedures, and criteria. Support projects as an individual contributor. As needed, supervise, coordinate, and review work of a small team of engineers to accomplish project or department objectives. Participate in various client Process Hazard Analysis reviews (i.e. risk review, HAZID, HAZOP/LOPA). Responsible for design of relief system including contingency analysis, relief valve sizing, flare header design, and flare header analysis. Present technical information to peers and/or clients for review and comment. Analyze problems and take appropriate action to ensure continuous and reliable operation of equipment and systems. Evaluate equipment and process to ensure compliance with safety and environmental regulations. Coordinate with offshore High Value Engineering Center for engineering execution. Other duties as assigned Must maintain active status in a drug and/or alcohol testing consortium. QualificationsBachelor's Degree in Chemical or Mechanical Engineering 15+ years of experience working as a Process / Mechanical Engineer in industries such as Oil Refining, Gas Processing, Power, or Chemical industries; 7+ years working in Power, refining/gas processing, Petrochemical or similar PSM regulated industries; 5+ years working in an Engineering firm as a Process / Mechanical engineer Comprehensive understanding of processes typically seen in Power / Process plants Some travel ( Experience applying standard engineering techniques, procedures, and design criteria to ensure properly designed systems with accurate documentation and designs compliant with safety and environmental regulations. Experience in PFD, P&ID and Equipment Datasheet development Proficient in H&MB development, equipment and instrumentation process specification and performing hydraulic analysis. Strong background in the development of HMB for Combined Cycle Projects preferred. Knowledge of Performance Guarantees including emissions compliance Experience in the specification of fixed and rotating equipment including STG, CTG, and HRSG Strong knowledge of ASME and API 520/521 with proficiency designing relief devices and associated collection headers Excellent Communication Skills (Active Listening, Verbal, and Written) Excellent Attention to Detail - in own work as well as demonstrated in checking work of others Proven history of meeting schedule commitments and planning resources required Proficient with Process modeling software (AspenTech suite preferred) Demonstrated desire to learn new technologies and apply learnings to current projects Preferred Qualifications Licensed Professional Engineer Experience utilizing the Thermoflow suite of Software Tools to develop HMB and TIC estimates Experience utilizing Aspen Hysys suite of products, AFT, Fathom, Arrow, Impulse, as well as Korf, HTRI, Flarenet, and iPRSM Knowledge and/or experience in EPC Power business Experience with designing OSBL/Utility scopes required to support Licensor packages as well as converting PDP Past exposure to environmental permitting and citing studies Active member of professional organizations/committees. ZACHRY GROUP is dedicated to providing a Safe and Drug Free work environment; and is an Equal Opportunity Employer. #LI-DS1

Created: 2026-03-10