Electrical & Instrumentation Design Engineer

Mun Siong Engineering; Singapore; On-site; SGD 120,000 - 170,000; Full time

Job summary

Mun Siong Engineering invites an experienced Electrical & Instrumentation Design Engineer to contribute across FEED, detailed engineering, and modifications for oil and gas EPC projects.

You will design electrical systems (LV/MV distribution, SLDs, cable schedules) and instrumentations, collaborate with vendors, and ensure compliance with IEC, IEEE, NEC, API standards while supporting procurement, construction, and commissioning.

Qualifications

• Bachelor's degree in Electrical or Instrumentation Engineering or equivalent.
• Professional Engineer (PE) registration is an advantage.
• Formal training in DCS, PLC, or Functional Safety (SIL) is a plus.

Responsibilities

• Act as a design engineer across project phases (FEED, detailed engineering, and modifications) and provide engineering support during tendering.
• Review vendor drawings and documents for compliance with design intent.
• Support site queries, technical clarifications, and as-built documentation.
• Mentor junior engineers and designers where applicable.

Skills

Electrical design

Instrumentation design

Coordination

Problem solving

Site visits

Education

Bachelor's Degree in Electrical Engineering

PE registration

Tools

ETAP

Dialux

SmartPlant

AutoCAD

Job description

Job Description :

Electrical Engineering

• Performelectrical system designincluding LV/MV power distribution, load lists, cable sizing, cable routing, earthing & lightning protection systems.


• Prepare and reviewsingle line diagrams (SLD), layouts, schematics, cable schedules, and calculations.


• Coordinate with vendors forelectrical equipment selection, datasheets, and technical bid evaluations.


• Ensure compliance with relevant standards such asIEC, IEEE, NEC, API, and project specifications.


• Provide engineering support duringprocurement, construction, installation, testing, and commissioningphases.

Instrumentation & Control Engineering

• Developinstrumentation design deliverablesincluding instrument datasheets, index, hook-up drawings, loop diagrams, wiring diagrams, and control philosophies.


• Performinstrument selection and specificationfor process measurement, control, and safety systems.


• SupportDCS, PLC, and SISrelated design activities, including I/O lists and cause & effect charts.


• Participate inHAZOP, SIL, and design review workshopsas required.


• Interface with process, mechanical, piping, civil, and automation disciplines to ensure integrated design.

General Responsibilities

• Act as adesign engineerand provide technical input across project phases (FEED, detailed engineering, and modifications)and engineering support during tendering phase.


• Review vendor drawings and documents for compliance with design intent.


• Support site queries, technical clarifications, and as-built documentation.


• Mentor junior engineers and designers where applicable.

Experience Requirement:

• Minimum7years of working experienceas anElectrical & Instrumentation Design Engineer.


• Proven experience inoil & gas / petrochemical EPC projects.


• Hands-on experience inFEED and detailed engineering.


• Exposure tobrownfield projects, plant modifications, or revamp worksis an advantage.


• Familiarity withclient standards and international codescommonly used in the oil & gas industry.

Qualification Requirement:

• Bachelor’s Degree inElectrical Engineering, Instrumentation Engineering, or equivalent.


• Professional Engineer (PE) registration or equivalent isan added advantage.


• Formal training or certification inDCS, PLC, or Functional Safety (SIL)is a plus.

Require Skill:

• Strong knowledge ofelectrical and instrumentation design principles.


• Good understanding ofoil & gas process facilities and plant operations.


• Proficient in engineering tools and software (e.g.ETAP, Dialux, SmartPlant, AutoCADor equivalent).


• Strong coordination and communication skills with multidisciplinary teamsand other Teams.


• Ability to manage multiple tasksindependentlyunder tight schedules.


• Good problem-solving skills with attention to constructability and site practicality.


• Willing to perform occasional site visits.