Senior Electrical Designer

Job Overview:Perform electrical design/drafting for oil and gas, and petrochemical projects. Design and prepare project deliverables for power generation systems, substations, power distribution systems, lighting & grounding systems, and other engineering systems as required by each project. Provide support for engineering and construction as required. Our ingenuity fuels daily life. Together, we’ve forged some of the most trusted partnerships across the energy value chain to make what was once just an idea a reality: laying subsea infrastructure thousands of feet below sea level, installing platforms hundreds of miles from shore, using our expertise to design and build offshore wind infrastructure, and reshaping the onshore landscape to deliver the energy products the world needs safely and sustainably. For more than 100 years, we've been making the impossible possible. Today, we're driving the energy transition with more than 30,000 of the brightest minds across 54 countries. Essential Qualifications and Education: Minimum 5 years of detailed electrical design experienceHeavy experience working with modeling and Smartplant software (PDS or S3D, SPE) and Field Installations; Superuser / administrator level experienced with project & database setupExperience with domestic and/or international electrical codes and standardsWork history weighted towards chemicals / gas processing / refineryKnowledge of tray/conduit fill calcs. Understanding of NEC/NFPAHeavy experience using AutoCadTechnical knowledge of the electrical detailed design/drafting processExperience using MS Office Suite including Excel and WordPreferred Qualifications and Education:Prefer experience as the Lead Designer on at least one (1) mid to large size project ($500 Million +)Prefer experience with multiple office project execution (MOPEX)Prefer experience at site during the construction and commissioning phasesPrefer experience with Aveva Electrical/Unified Engineering in addition to Smart Plant Electrical (SPEL)Prefer experience with Aveva E3D modeling software in addition to S3DPrefer Associate in Applied Science (AAS) degree#LI-MS1Key Tasks and Responsibilities:Prepare key project deliverables, including (but not limited to) the following:Block DiagramsArea Classification DrawingsOne-line diagramsMotor control schematicsLighting Layout DrawingsCable tray drawingsCable sizing calculationsConduit & cable schedulesAG/UG power drawingsPrepare bills of material and perform MTO of electrical items (cables, lights, tray, glands)Support Project Development and Coordination, including (but not limited to) the following:Maintain and promote a focus on McDermott’s end-product throughout engineering, fabrication or constructionReport to and coordinate with electrical engineering project lead and electrical task lead, as applicableEffectively communicate with electrical design lead and project electrical designers and engineersRecognize and manage change with full awareness of project impact, keeping lead designer informedAssume responsibility for deliverables/activities to which are assignedMentor and support the activities of less experienced designersProvide Site Support, including (but not limited to) the following:Provide off-site and/or on-site design/drafting support for constructionCoordinate with home office staff to resolve issues as requiredMaintain drawing as-builts, redlines, and support RFI efforts as requiredFull timePosting Date: 2026-10-01