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CTR, Cryogenic Technology Resources · 9 hours ago

ESI Senior Process Engineer

Sisters, OR, US

Full-time

Onsite

Senior Level, Lead/Staff

$120K/yr - $145K/yr

10+ years exp

CTR, Cryogenic Technology Resources is a division of TransTech Energy specializing in engineering and operations for the biogas utilization and management industries. The Senior Process Engineer will play a critical role in advancing biogas utilization projects, requiring high-level engineering expertise and collaboration with multidisciplinary teams.

IndustrialIndustrial EngineeringTransportation

Growth Opportunities

Responsibilities

Serve as a senior technical expert in process engineering, providing high‑level support for project development and execution across engineering services and EPC projects in the company’s various end markets

Drive effective communication and collaboration across engineering disciplines by proactively coordinating design interfaces, sharing technical insights, and ensuring alignment on process requirements throughout the project lifecycle

Identify gaps in process design approaches, tools, and resources, and recommend improvements to department leadership to enhance efficiency, technical rigor, and project execution quality

Provide mentorship and technical guidance to junior and mid‑level engineers, supporting their development through knowledge sharing, design reviews, and constructive feedback

Prepare complex engineering drawings and documentation for permitting, estimating, bidding, and construction, ensuring accuracy, clarity, and compliance with project and regulatory requirements

Lead the development and review of key process engineering deliverables, including Project Design Basis documents, Block Flow Diagrams (BFDs), Process Flow Diagrams (PFDs), equipment specifications, data sheets, and Piping and Instrumentation Diagrams (P&IDs). Develop control philosophies and cause‑and‑effect charts for advanced process systems

Participate as a senior technical contributor in project HAZOP and other process safety reviews, offering expert insight into process hazards, operability concerns, and mitigation strategies

Perform and validate advanced engineering calculations, including material and energy balances; valve, tank, and vessel sizing; heat exchanger, pump, and compressor sizing; and piping, control, and relief valve sizing

Support the review and resolution of contractor RFIs, providing clear, technically sound responses that maintain design intent and project requirements

Collaborate closely with ESI’s Operations Division to troubleshoot process issues, optimize system performance, and implement improvements based on operational data and field observations

Work cross‑functionally with other engineering disciplines and departments, ensuring integrated, high‑quality design solutions and consistent technical standards across projects

Apply knowledge of ASME piping and pressure vessel codes, API, ASTM, and other relevant industry standards to ensure compliance and technical excellence in all process designs

Use advanced thermodynamic, chemical, and physical analysis to develop and refine process systems and unit operations in accordance with contractual obligations, codes, and standards. Prepare detailed specifications and technical reports

Perform other related duties as required to support project and organizational needs

Qualification

Chemical EngineeringProcess EngineeringChemical Process SimulationProject Management SoftwareRenewable Energy ExperienceMicrosoft OfficePEFE Certification

Required

10+ years of engineering experience

Bachelor's degree in Chemical or Petroleum Engineering from an accredited university

Proficiency with chemical process simulation software. (Aspen, BR&E Promax or others)

Valid driver's license for state of residence

Proficient with the Microsoft Office suite of software. (Word, Excel, PowerPoint, etc.)

Preferred

Experience in some of or all the following industries: Renewable Energy; Gas Processing; Chemical; Power; Waste Management; Environmental Air Quality Control Systems

PE or FE certification or ability to obtain certification

Proficiency in Smartsheet or other project management software