Industrial Mechanical Engineer

Industrial Mechanical Engineer Full-time State/Province: South Carolina Business Group: DCS Legal Entity: AECOM Technical Services Inc Business Line: B&P - Buildings & Places Work Location Model: Hybrid Operating Group: Americas Primary Location: US - North Charleston, SC - 4000 Fab Compensation: USD 135000 - USD 165000 - yearly Company Description Work with Us. Change the World. At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations. There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. We're one global team driven by our common purpose to deliver a better world. Join us.

Company Description AECOM is the world’s trusted infrastructure consulting firm, partnering with clients to solve their most complex challenges and deliver a better world.

AECOM is seeking a Senior Industrial Mechanical Engineer with experience with chem gas to lead the design of specialty gas, bulk gas and chemical distribution systems for our Advanced Manufacturing practice. You will be the technical authority on hazardous production materials and ultra-high-purity (UHP) systems, working directly with client facilities, EHS and tool teams from concept through turnover. Business sectors: semiconductor, battery, energy and nuclear fuel, and defense and aerospace. Responsibilities include, but are not limited to: Design bulk and specialty gas systems (N₂, O₂, Ar, H₂, He, CDA; silane, NH₃, NF₃, HF, Cl₂, WF₆), including gas cabinets, VMBs/VMPs, purifiers and point-of-use connections. Design bulk chemical distribution for acids, bases, solvents, CMP slurry and battery electrolyte: dispense units, day tanks, reclaim and double-contained piping with leak detection. Specify UHP materials and quality: EP 316L stainless, PFA/PVDF, orbital welding, cleanliness, and particle, moisture and O₂ certification testing. Lead code and life-safety strategy: IBC/IFC Group H occupancy, MAQ and control-area analysis, HPM rooms, and HMIS/HMMP documentation. Coordinate toxic gas monitoring, emergency shutdown and exhaust abatement with HVAC, fire protection and controls. Develop P&IDs, utility matrices, tool hookup and point-of-connection (POC) design, and hydraulic and pressure-drop calculations. Support construction: submittals, RFIs, pressure and leak testing, commissioning and turnover. Serve as client-facing technical lead in workshops and pursuits; mentor plumbing and mechanical engineers to extend AECOM’s process-system capability. This role may require travel as needed to client sites.

Minimum Requirements Bachelor's degree in Mechanical or Chemical Engineering, or related field and 6 years of experience designing specialty gas or chemical distribution systems for semiconductor, battery, pharmaceutical or similar high-purity facilities or demonstrated equivalency of experience and/or education. Working knowledge of NFPA 55, NFPA 400, ASME B31.3, IFC hazardous materials provisions and CGA standards. PE license, or ability to obtain PE within 24 months. Proficiency in Revit and/or AutoCAD Plant 3D and P&ID development. Due to the nature of the role, United States citizenship is required.

8+ years of experience, including 5+ years designing specialty gas or chemical distribution systems