Senior Principal Jobs (Hybrid work)

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...

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...

Senior Principal Solutions Architect sought to lead pre-sales and design AI infrastructure solutions in Tokyo. This role requires expertise in Linux GPU clusters, 3-tier architecture, and fluency in English and Japanese. Drive strategic planning, executive presentations, and quality assurance for...

Senior Principal EICA Engineer sought to lead discipline design on major UK water/wastewater programmes in Bristol. You will provide technical authority, mentor teams, and drive sustainable treatment solutions. Requires 10–12+ years’ UK water sector experience, Chartered status, and proven multid...

Senior Principal EICA Engineer sought to lead discipline design on major UK water/wastewater programmes. This senior role demands 10–12+ years’ experience, Chartered status, and deep technical expertise in the regulated water sector. Based in Manchester, you will drive multidisciplinary coordinat...

Senior Principal EICA Engineer sought to lead discipline design and technical assurance on complex UK water/wastewater projects. Requires 10–12+ years’ experience, Chartered Engineer status, and deep expertise in the regulated water sector. Based in London with hybrid working, this role offers ac...

Senior Building Regulation Principal Designer role in Maidstone with a leading multi-disciplinary consultancy. Lead complex new build projects across Leisure, Universities, and Residential (HRBs) sectors. Requires 7+ years in Architectural, Design, or Building Control, with ARB/RIBA/MCIAT members...

Lead national water and wastewater infrastructure projects as a Senior/Principal Civil Engineer at Egis in London. Drive major UK programmes like AMP8, leveraging your CEng status and expertise in Civil 3D and hydraulic modelling. This senior role offers hybrid working, accelerated career progres...

Senior/Principal Mechanical Engineer sought for Egis’s expanding UK Water team in Manchester. Lead municipal water/wastewater treatment design across AMP8 and major programmes. Requires CEng, IMechE membership, and deep UK regulated water market expertise. Benefit from accelerated career progress...

Lead national mechanical engineering for major UK water/wastewater infrastructure programmes. As Senior/Principal Engineer, you will shape design strategy, guide multidisciplinary teams, and drive best practice. Requires CEng, deep UK regulated water market experience, and treatment design expert...

Senior Principal Customer Success Manager role in San Francisco, US. Leverage 8-10 years of customer-facing expertise to drive business value and ROI for enterprise clients. Build executive-level trust, guide adoption of PagerDuty’s real-time operations, and mitigate risks. Enjoy competitive sala...

Join Microsoft Quantum in Copenhagen or Kongens Lyngby, Denmark, as a Senior/Principal Quantum Error Correction Engineer. Drive the development of scalable quantum computing systems by designing fault-tolerance strategies and implementing error correction codes. Ideal candidates hold a PhD/Master...

Join Microsoft’s Core AI Speech Group in Redmond as a Senior or Principal Applied Scientist. Drive innovation in end-to-end speech modeling, deep learning, and multimodal integration with LLMs. Requires a PhD/MS in CS, EE, or related field with experience in statistics and predictive analytics. I...

Join Microsoft’s Windows Security team as a Senior or Principal Security Engineer in Redmond, WA. Focus on offensive security, vulnerability research, and engineering mitigations for Windows OS used by billions. Requires a Master’s in CS or related field with 3+ years security experience. Perform...

Senior Building Regulation Principal Designer role in Maidstone with a leading multi-disciplinary consultancy. Lead compliance on complex new build projects across Leisure, Universities, and Residential (HRBs). Requires 7+ years in Architectural, Design, or Building Control, plus ARB/RIBA members...