We are seeking a highly experienced Senior/Lead Piping Engineer with a strong background in large-scale EPC (Engineering, Procurement & Construction) projects within the metals and minerals sector. The successful candidate will provide technical leadership and oversight of piping design and execution for complex industrial plants, including smelters, refineries, and processing facilities.
Lexicon offers a unique combination of capabilities. Our services include construction management, fabrication, erection, mechanical installation, and plant maintenance for heavy industrial, commercial, and roadway projects, as well as a full spectrum of golf course construction and management services.

Senior/Lead Piping Engineer Essential Duties and Responsibilities

• Lead piping design, layout, and execution throughout all EPC phases (FEED, detailed design, procurement, construction, commissioning).
• Oversee development of 3D models, piping layouts, isometrics, and material specifications.
• Conduct and review stress analysis and flexibility studies in compliance with ASME, ANSI, ISO, and other applicable codes.
• Approve Material Take-Offs (MTOs), technical requisitions, and vendor documents.
• Manage subcontractors and coordinate with process, mechanical, structural, and procurement teams.
• Provide technical guidance during construction, hydrotesting, and commissioning.
• Act as the primary technical interface with clients and stakeholders, resolving complex piping issues.
• Ensure full compliance with HSE, constructability, and quality standards.

Senior/Lead Piping Engineer Qualifications

• Bachelor’s degree in Mechanical or Piping Engineering (Master’s preferred).
• 15+ years’ experience in piping design/engineering, with at least 8 years in EPC projects for metals/mining/heavy industrial facilities.
• Expertise in PDMS, SP3D, CAESAR II, AutoPIPE, or equivalent software.
• Deep knowledge of international piping codes and standards (ASME, ANSI, API, ISO, etc.).
• Strong leadership, communication, and project management skills.

Senior/Lead Piping Engineer Physical Demands

• Primarily office-based with extended computer use.
• Occasional standing, walking, bending, and lifting up to 25 pounds.
• Periodic site visits may expose the employee to noise, dust, weather conditions, and construction hazards.
• Personal protective equipment may be required during site visits.

Benefits

• Medical Insurance
• HSA with Employer contributions
• Dental Insurance
• Vision Insurance
• Group and Voluntary Life Insurance
• Short Term/Long Term Disability
• Critical Illness Plan
• Employee Assistance Program
• Paid Vacation
• 401(k) with Employer Match

• Lead piping design, layout, and execution throughout all EPC phases (FEED, detailed design, procurement, construction, commissioning).
• Oversee development of 3D models, piping layouts, isometrics, and material specifications.
• Conduct and review stress analysis and flexibility studies in compliance with ASME, ANSI, ISO, and other applicable codes.
• Approve Material Take-Offs (MTOs), technical requisitions, and vendor documents.
• Manage subcontractors and coordinate with process, mechanical, structural, and procurement teams.
• Provide technical guidance during construction, hydrotesting, and commissioning.
• Act as the primary technical interface with clients and stakeholders, resolving complex piping issues.
• Ensure full compliance with HSE, constructability, and quality standards