Principal Engineer, Layout & Piping Design

Mitsubishi Heavy Industries, Ltd.•Lake Mary, FL

22h

About The Position

The Principal Piping Layout & Piping Design Engineer serves as the highest-level technical authority for piping system layout, plant arrangement, and detailed piping design for Simple Cycle (SC) and Combined Cycle (CC) power plant projects across the Americas. The role leads the creation of safe, code-compliant, maintainable, and constructible piping systems within the 3D plant environment and ensures seamless integration across all project disciplines.

Requirements

Bachelor’s degree in engineering and 15+ years of relevant technical experience.
Ability to interpret business periodicals, journals, procedures, regulations, and prepare technical documentation.
Experience applying mathematical concepts including probability, statistics, geometry, and trigonometry.
Ability to interpret technical instructions and manage abstract or variable technical scenarios.
Proficiency with 3D model navigation tools and CAESAR II; experience with spreadsheets, word processing, email, and PDF software.
Knowledge of ASME Section II, PCC, MSS-SP, PFI piping codes and standards.
Experience with welding and NDE processes.
Ability to meet physical requirements including standing, walking, and lifting 25–50 pounds; work in moderate-to-loud environments with hearing protection as needed.

Responsibilities

Develop and own plant arrangement philosophy for Simple Cycle and Combined Cycle power plants.
Lead development and review of 3D plant models including equipment layout, pipe racks, structural interfaces, and maintenance access.
Define and optimize layout strategies for GT, HRSG, ST, ACC/cooling, fuel gas, service water, fire protection, and BOP systems.
Interpret and apply codes and standards including ASME B31.1, B31.3, ASME Sections I & VIII, API, NFPA, MSS-SP, and PFI.
Ensure piping designs comply with project specifications, industry codes, and regulatory requirements.
Review contracts and schedules to define piping scope, deliverables, and milestones.
Participate in project kickoff meetings and maintain piping master document lists.
Review and approve P&IDs, material specifications, valve lists, and specialty items.
Provide oversight in piping stress analysis using CAESAR II.
Lead interdisciplinary model reviews at key project milestones (30%, 60%, 90%).
Provide field engineering support during construction, installation, system walkdowns, and commissioning.
Mentor engineers/designers and support development of procedures, checklists, and standards.
Review piping isometrics, mechanical drawings, and equipment drawings to ensure design intent.
Identify nonconformances and drive corrective action to improve design quality and execution.
Support EPC, customer, and internal meetings and resolve project issues through warranty periods.
Assist purchasing in supplier qualification and support application engineering reviews.
Travel up to 20%, including possible international travel.