Senior Principal Jobs

Senior to Principal Safety Assurance Engineer sought for landmark passenger rail projects in Brisbane, Australia. You will lead system safety engineering, hazard analysis, and safety case development for Queensland’s expanding network ahead of the 2032 Olympics. Requires 6+ years’ rail safety exp...

Senior Principal Controls Engineer sought in Marion, US, to drive life-saving medical innovations at Baxter. Requires 8+ years of Rockwell PLC and servo control experience, plus expertise in Allen-Bradley, robotics, and electrical schematics. Lead continuous improvement, validation, and regulator...

Senior Principal Controls Engineer sought in Marion, NC, to lead a controls engineering team and drive automation. Requires 8+ years of Rockwell PLC experience, servo control systems, and hands-on electrical/mechanical skills. Key benefits include medical/dental from day one, an Employee Stock Pu...

Senior Principal Electrical Wiring Designer needed in Reading, US. Requires extensive experience in electrical design, SmartPlant Electrical (SPEL), SPI, AutoCAD, and MicroStation. You will lead discipline teams, produce detailed drawings for lighting, power, earthing, and HV/LV systems, and part...

Senior Principal Electrical Engineer role in Reading, US, offering technical leadership on complex multi-disciplinary projects. You will lead electrical engineering delivery, ensure compliance with standards, and support procurement through commissioning. Requires extensive electrical engineering...

Senior Principal Mechanical Engineer sought to lead the Cooling Water Island team for a groundbreaking Small Modular Reactor (SMR) program in Warrington, UK. Drive FEED to detailed design, manage multidisciplinary teams, and ensure regulatory compliance with ONR and HSE standards. This role offer...

Senior Principal Mechanical Engineer sought by Assystem to lead cutting-edge fusion and modular nuclear projects in Bolton, UK. You will drive design of critical systems like airlocks and penetrations, leveraging expertise in steam cycle modelling, cooling water equipment, and regulatory complian...

Senior Principal Mechanical Engineer sought to lead the Cooling Water Island team for a groundbreaking Small Modular Reactor (SMR) program in Derby, UK. Drive FEED to detailed design, manage multidisciplinary teams, and ensure regulatory compliance (ONR, HSE). Leverage expertise in steam cycle mo...

Senior / Principal Process Engineer (Wastewater) sought for Stantec’s growing Melbourne team. Lead complex water, wastewater, and resource recovery projects from concept to detailed design. Requires 10+ years experience, a Chemical/Process Engineering degree, and strong client consulting skills. ...

Lead national civil engineering for major UK water/wastewater programmes as a Senior/Principal Engineer in Manchester. Drive AMP8, WINEP, and SRO projects, championing sustainable design and digital workflows (Civil 3D, BIM). You’ll build a high-performing team, shape best practice, and enjoy hyb...

Lead national mechanical engineering for major UK water/wastewater infrastructure as a Senior/Principal Engineer. Drive design excellence across AMP8 programmes, lead multidisciplinary teams, and shape best practice. Based in London with hybrid working, 26+ days leave, and chartership support. Id...

Lead national civil engineering for major UK water/wastewater programmes as a Senior/Principal Engineer in Bristol. Drive AMP8, WINEP, and SRO projects, leveraging expertise in Civil 3D, hydraulic modelling, and BIM. Chartered (CEng/ICE) with a strong track record in municipal design and CDM lead...