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Principal Electrical Designer

McDermott

Houston, TX · Posted October 1, 2026

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About the job

Job Overview:

The Principal Electrical Designer directly impacts the effectiveness of their team and related team. They exchange ideas and information relating to Electrical Design effectively. The Principal Electrical Designer may work autonomously within established Electrical Design procedures and practices. They act as a lead, coordinating the work of others. The Principal Electrical Designer proposes improvements to processes and methods within the Electrical Design discipline.

Key Tasks and Responsibilities:

Prepare and develop arrangement and detail conceptual, FEED, studies, and detail design drawings of high technical quality and professional consistent presentation ensuring clarity and ease of construction

Develop 3D models and ensure clash-free with all other disciplines

Ensure design deliverables are completed and issued per project specifications, MDR, and project Level 2 & 3 procedures, and within agreed schedules and budgets

Apply knowledge and/or skills to a range of activities

Set priorities, organize own work and time to meet objectives, and (as Lead Designer) forecast and plan resource requirements

Become fully familiar with the Contract Scope of Work, specifications, schedule, and all interdisciplinary requirements; including identifying concerns as early as practicable and taking appropriate initiatives to address the issues

Identify changes to scope and promptly raise change notification in the Change Management system, including providing any necessary supporting documentation and estimates

Provide similar support for Variation Orders

Interface with all disciplines to develop clash-free designs

Interface with other disciplines to obtain input for Discipline designs and drawings

Liaise with other discipline support groups to ensure clearly defined interfaces, deliverables, and schedules are met

Document substantive communications (communications that result in significant decisions or assignment of actions), and forward copies to Discipline Lead Designer and Discipline Supervisor

Assist Discipline Lead Designer in preparing estimates for proposals and job scope changes, including execution statements, work schedules, and man-hour requirements, identifying software requirements and any other project-specific requirements

Raise technical queries to obtain missing information, clarify work scope, and maintain preferred McDermott procedures, specifications, standards, practices, and operational requirements

Participate in finalizing deliverables lists, deliverables, and philosophies to ensure compliance with specifications and functional integrity

Review project schedule and fabrication schedule in relation to construction sequence, milestones, and design scope

Attend project kickoff and review meetings, vendor/supplier meetings, engineering and design meetings, and offshore site surveys as required

Research Customer standards and procedures in order to prepare project-specific design procedures and standards for submission to the Customer for approval

Set up and maintain the Discipline Master design drawing and document files

Develop and maintain project job books

Prepare and review Discipline deliverables such as: 3D model

Detailed design drawings

Develop conceptual layouts based on experience and good offshore engineering practice & develop these through detail design

Assist the Lead Designer in supervising the preparation of key Discipline drawings

Liaise with the responsible Engineers for the timely expediting of Vendor Data to efficiently progress the project according to schedule requirements

Review drawings issued by other disciplines and incorporate the required data into Discipline drawings

Review vendor drawings and documents and incorporate required vendor data into Discipline drawings and documents

Assist in providing necessary design inputs to other disciplines to enable them to proceed with their deliverables

Identify all items for which insufficient data is available to allow the drawing or model to be completed (HOLDS), and list these on the drawing and on the standard 'HOLDS' list form; Notify the Discipline Lead Designer when there are updates to the Holds list

Generate IDC design documentation for the project

Perform design verification through single discipline checks (SDC) and/or inter-discipline checks (IDC), providing comments to the Lead Designer

Review all project IDC design documentation for detail technical interfaces

Maintain single discipline and inter-discipline check drawings and filing, including final archiving

Prepare, issue, and update material and weight data take-offs

Assist Fabrication as required in the resolution of construction difficulties relating to design problems, clashes, etc.

Monitor progress and maintain the deliverables register on an ongoing basis

Ensure compliance with the Project Execution Plan and the timely completion and archiving of drawings and documents

Keep the Lead Designer apprised of all activities, progress, and concerns, including manpower and budgetary-related

Assist in providing inputs for actual, planning, and forecasting progress reports including associated productivity

Prepare forecasting schedules of delayed deliverables

Advise the Lead Designer of problem areas and/or manpower concerns

Report errors and suggest resolution for the same

Participate in design reviews and audits

Capture lessons learned and enter into MDR's Lessons Learned system

Act as a resource for colleagues with less experience

Act as a technical resource to others in their own discipline

Guide less experienced Designers on MDR and Discipline procedures, standards, worksheets, design calculations, software, technical queries, etc.

Provide leadership, mentoring, and guidance to others

Assist in the maintenance of departmental technical guidelines and standards

Participate in the development and maintenance of Global Procedures, Software, Guidelines, and Standards

Further develop understanding of MDR's business and processes

Identify and provide training to staff in specific techniques and proprietary software

Provide information on employee performance to the Discipline Supervisor/ Engineering Manager

Assist the Discipline Supervisor/ Engineering Manager in interviewing job applicants

Prepare/ review and (as Lead Designer) approve Electrical Design deliverables such as: 3D model Electrical scopes

One-line diagrams

Schematics

Interconnection and wiring diagrams

Block diagrams

Area classification drawings

Conduit and cable schedules

Power layout drawings

Earthing/grounding layout drawings

Lighting layout drawings

Electrical cable tray drawings

Electrical building drawings

Electrical support drawings

Electrical drawing indexes

Lighting design calculations

Cable sizing

Prepare/review and (as Lead Designer) approve bills of material and perform material take-offs for electrical items including cables, lighting fixtures, cable trays, cable glands, termination kits, and MCTs

Participate in clash resolution meetings, as required

Travel to the fabrication yard or offshore to assist in mechanical completion, hookup, and/or commissioning, as required

When acting as Lead Designer, in addition: Direct small or medium Design team

Lead projects as Lead Designer engaging the participation of other disciplines

Coordinate all activities within own discipline and Discipline interfaces with other disciplines

Lead the design team of the assigned work area and complete within the planned schedule and budget, in accordance with standards, MDR, and project-specific procedures and to a high professional standard

Plan, organize, and direct all aspects of Discipline execution on the assigned project including scope, deliverables, schedule, and all Discipline manpower resources - agree allocations with the Engineering Manager

Ensure interfaces and deliverables are clearly identified

Maintain responsibility for progress and productivity, identifying any required corrective action

Act as project-based Discipline point of contact in communications and meetings with Project Team, Customer, vendor/supplier and/or subcontractor counterparts; and relevant agencies such as certifying authorities, auditors, third parties, etc.

Ensure substantive communications are documented

Prepare bids and project's Discipline design budget and execution plans, updating as required

Identify project staff needs based on knowledge of individual designer's skill sets and provide requests to the Discipline Supervisor / Engineering Manager

Plan, organize and assign tasks, responsibilities, and man-hour budgets to the Discipline team, and verify tasks are completed within budgets

Plan Discipline Level 4 detail deliverable schedule/ register compliant with the overall execution plan

Supervise and guide assigned Designers for Discipline design and design deliverables

Ensure Designers assigned to the project execute assigned tasks in a consistent manner

Prepare working forecasts identifying change management plans, corrective and real­time schedule

Provide Discipline inputs for actual, planning, and forecasting progress reports including associated productivity

Alert the project team of any deviation from the scope or a need for a change order

Monitor KPI measurement results, and take corrective action as necessary to improve Discipline performance, including performance at interfaces with others

Coordinate with other disciplines' Lead Designers to ensure timely receipt of necessary design inputs

Ensure Discipline Designers have sufficient input information for the drawing or model being undertaken

Raise and approve technical queries to obtain missing information, clarify work scope, and maintain preferred McDermott procedures, specifications, standards, practices, and operational requirements

Review and approve Discipline project: Schedules

Execution plans

Deliverables lists

Deliverables

Forecasts

Estimates

Progress and productivity reports

Procedures

MTOs

Single discipline checks (SOC) / inter-discipline checks (IDC)

Review comments from Customers & other agencies on documents and drawings produced by the team and resolve and give guidance on their update and incorporation

Lead the Discipline team during project audits (internal, Customer, and third-party technical audits) and Design Reviews

Assist the Discipline Supervisor/Engineering Manager in the preparation of quarterly forecasts and manpower planning

Anticipate project engineering needs and plan accordingly

Assist the Discipline Supervisor/ Engineering Manager, and Project Engineering Manager or Project Manager in the Performance Evaluation of project team members

Ensure Electrical item clashes identified in 3D model are addressed and resolved

Participate in 3D model reviews, and ensure Electrical review comments are closed

Travel to the fabrication yard or offshore to assist in mechanical completion, hookup, and/or commissioning, as required

Reports to: Project: Lead Designer, Project Engineering Manager or Project Manager Functional: Supervising Designer or Engineering Manager Liaise With: Lead Electrical Designers, Electrical Engineers, all other Engineering and Design disciplines assigned to the project, Project Engineer, Material Control Team, Document Control, and Customer representatives Supervises: Design team assigned to a project or part of the project during the detailing and production phases

Essential Qualifications and Education:

High School graduate with a diploma in Civil, Electrical, or Mechanical Design, or Drafting in a related discipline or equivalent experience

10 years min with major contractor or consultant of which 5+ years of experience in oil and gas

Detailed knowledge of associated industry detailing standards & codes Detailed knowledge of 3D and 2D drafting and material control systems (AutoCAD and/or MicroStation). Minimum 1 or 2 projects working experience in E3D and/or S3D Capable of Leading projects

Knowledge of QA Systems and a good communicator Working experience in project coordination and execution skills Detailed knowledge of AutoCAD and/or Auto lisp Programming, 3D Modeling, Menu and/or Macro compilation skills would be an advantage

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