Offshore Draftsman: Lifting, Sea-Fastening & Installations

TECHWISE OFFSHORE CONSULTANCY PTE. LTD.; Singapore; On-site; SGD 52,000 - 90,000; Full time

Job summary

TECHWISE OFFSHORE CONSULTANCY PTE. LTD. is seeking a Draftsman – Offshore T&I to produce detailed 2D/3D drawings supporting transportation, load-out, sea-fastening, and installation of offshore jackets, topsides, modules, and pipelines.

You will coordinate with T&I engineers, marine warranty surveyors, and fabrication yards to ensure drawings meet project specs and industry standards. Responsibilities include rigging layouts, deck and barge drawings, as-built updates, and drawing control, with

Qualifications

• 3+ years drafting in offshore oil & gas, marine, or heavy lift/T&I projects.
• Proven experience producing sea-fastening, rigging, and load-out drawings for offshore structures.
• Knowledge of classification society and marine warranty survey (MWS) drawing requirements (DNV, ABS, Lloyd's Register, etc.).

Responsibilities

• Prepare detailed 2D/3D drawings for load-out, transportation, sea-fastening, lifting, and installation of offshore structures (jackets, topsides, modules, decks, piles, subsea equipment).
• Develop rigging arrangement drawings, padeye details, spreader bar/frame drawings, and grillage/sea-fastening layouts based on engineering calculations.
• Produce barge and vessel deck layout drawings, including ballast arrangement references and stability-related sketches as directed by engineers.
• Prepare skidding, jacking, and float-over arrangement drawings where applicable.
• Generate as-built drawings and redlines based on site markups and fabrication feedback.
• Coordinate with structural, naval architecture, and marine engineering teams to incorporate design changes accurately.

Skills

Detail oriented

Cross-functional coordination

Drafting

Offshore drafting

Education

Mechanical/Structural/Naval Eng

Tools

AutoCAD

Tekla

SP3D

PDMS

Job description

TECHWISE OFFSHORE CONSULTANCY PTE. LTD. is seeking a Draftsman – Offshore T&I to produce detailed 2D/3D drawings supporting transportation, load-out, sea-fastening, and installation of offshore jackets, topsides, modules, and pipelines.

You will coordinate with T&I engineers, marine warranty surveyors, and fabrication yards to ensure drawings meet project specs and industry standards. Responsibilities include rigging layouts, deck and barge drawings, as-built updates, and drawing control, with