Senior Piping Designer

Senior Piping Designer (ABU
02BK
) – Worley

Employment Type: Agency Contractor

Schedule: Full-time

Job Posting: Jul 22, 2026

Unposting Date: Oct 20, 2026

To provide senior-level piping design support for a fast-track brownfield capacity enhancement project, with strong focus on detailed engineering quality, site verification, 3D model maturity, tie-in constructability, and multidisciplinary coordination.

• Develop detailed piping layouts, equipment arrangements, routing studies, and piping general arrangement drawings for brownfield gas processing facilities.
• Prepare, check, and update piping deliverables including plot plans, equipment layouts, piping GAs, isometrics, tie-in drawings, support drawings, MTOs, underground routing drawings, and piping location plans.
• Perform and maintain 3D modelling using Smart 3D / SP3D in accordance with approved P&IDs, project specifications, and design basis requirements.
• Identify design clashes, space constraints, access issues, and constructability concerns, and support resolution through model reviews and interdisciplinary coordination.

• Conduct site surveys, site verification, and existing facility checks to validate routing, tie-in points, pipe rack availability, access, and constructability.
• Support development of tie-in philosophies, shutdown execution inputs, and brownfield modification packages.
• Assist in hot tap and tie-in feasibility assessments, including review of existing piping, isolation philosophy, field accessibility, and operational constraints.
• Capture site findings and ensure they are incorporated into the 3D model, design deliverables, and construction work packs.

• Coordinate closely with Process, Mechanical, Stress, Civil/Structural, Instrumentation, Electrical, Construction, and Procurement teams.
• Incorporate stress analysis requirements into piping layouts, support concepts, and flexibility-critical routing.
• Participate in 30%, 60%, and 90% model reviews, constructability reviews, HAZOP / design review sessions, and technical coordination meetings.
• Raise and resolve technical queries, design clarifications, interface issues, and change inputs in a timely manner.

• Diploma or degree in Mechanical Engineering, Piping Design, or a related technical discipline.
• Minimum 15 years of piping design experience in the oil and gas industry.
• Minimum 10 years of detailed engineering experience on EPC / EPCM projects.
• Strong brownfield modification, revamp, debottlenecking, or capacity enhancement project experience.
• Proven experience working on ADNOC, Middle East, or comparable gas processing facility projects.
• Sound understanding of piping layout, equipment arrangement, pipe routing, support coordination, and constructability requirements.

• Software / Tools
  • Smart 3D / SP3D (mandatory)
  • AutoCAD
  • Smart Plant Review / SPR
  • Navisworks
  • Micro Station (preferred)
  • Microsoft Office applications
• Design Competencies
  • Equipment layout design
  • Piping layout and routing
  • Tie-in engineering
  • Pipe support coordination
  • Stress interface management
  • Constructability reviews
  • Material selection awareness
  • Clash detection and resolution
  • Brownfield laser scan / 3D model integration awareness

• ADNOC Gas or comparable Middle East gas processing facilities.
• Habshan facilities or similar onshore gas processing assets.
• Compression, dehydration, AGRU, SRU, TGTU, utilities, and offsite systems.
• Shutdown, turnaround, hot tap, tie-in, and brownfield implementation packages.
• Fast-track detailed engineering projects requiring parallel site verification, modelling, and procurement support.

• Strong ownership, accountability, and attention to detail.
• Excellent communication and coordination skills in a multidisciplinary environment.
• Ability to work effectively under aggressive schedules and evolving brownfield constraints.
• Practical constructability mindset with strong awareness of safety, access, operation, and maintenance requirements.
• Ability to mentor junior designers and 3D modellers while maintaining deliverable quality.

• Delivers high-quality, clash-free, construction-ready piping deliverables.
• Supports safe and practical brownfield modifications with minimum disruption to existing facilities.
• Produces reliable tie-in and shutdown packages based on verified site conditions.
• Coordinates effectively with stress, structural, process, mechanical, and construction teams.
• Maintains ADNOC-compliant design quality while meeting fast-track project milestones.