Instrument Drafter – Loop Diagrams, P and ID

Job Summary:

The Instrument Drafting Supervisor is responsible for leading a team of drafters in the development and maintenance of instrumentation design drawings, including Piping & Instrumentation Diagrams (P&IDs), loop diagrams, wiring schematics, and instrument installation layouts. The role ensures deliverables meet technical specifications, drafting standards, and project schedules while supporting cross-discipline coordination and document control processes.

Key Responsibilities:

• Supervise the preparation, modification, and quality assurance of instrumentation drawings: P&IDs, loop diagrams, cable schedules, termination drawings, and hook-up layouts.

• Assign tasks, track progress, and provide technical guidance to junior and mid-level drafters.

• Ensure drafting outputs are in compliance with project standards (e.g., ISA S5.1, IEC) and company procedures.

• Review drawings for accuracy, completeness, and consistency across multidisciplinary packages.

• Coordinate with instrument engineers, electrical teams, and process designers to ensure integrated and clash-free documentation.

• Support the preparation of redlines, as-built updates, and drawing submissions during construction and commissioning.

• Manage drafting workload and ensure timely delivery of all I&C documentation based on engineering priorities.

• Interface with vendors and package suppliers to incorporate vendor drawings and loop data.

• Assist in training new team members on CAD standards and software tools (AutoCAD, SmartPlant, SPI, etc.).

• Ensure revision control, file organization, and drawing archiving are maintained per document control policies.

Qualifications:

• Diploma or Degree in Drafting Technology, Instrumentation, or related field

• 7–10 years of experience in instrumentation drafting, including 2+ years in a supervisory role

• Proficient in AutoCAD, SmartPlant, or equivalent CAD tools

• Strong understanding of control loops, signal paths, process instrumentation, and wiring practices

• Familiarity with industry standards such as ISA, IEC, ANSI, and ISO drafting conventions

Skills & Competencies:

• Team leadership and resource planning for drafting workloads

• Excellent quality control and drawing review abilities

• Effective communication with engineers, site teams, and vendors

• Strong organizational and document management discipline

• Ability to work under pressure and manage multiple drawing packages simultaneously