Job Title

PSR Rail Team are currently recruiting for a Principal Fire Systems Engineer to work full time in Central London. This will be working for a well established Rail contractor who are working on one of the biggest projects in the UK. Don't miss out!Fire Detection Systems Design Engineer – Role SummaryThis role focuses on leading the design and construction of Fire Detection and Alarm (FD&A) systems across medium to large infrastructure projects in Rail, Highways, HS2, and Power sectors. It demands technical expertise, stakeholder coordination, compliance assurance, and leadership of junior team members.Key Responsibilities:Design & DeliveryLead the design and design verification of Fire Detection systems.Ensure compliance with BS 5839-1 and client-specific standards (e.g., Network Rail, TfL).Review and manage MEP consultants’ designs for:Safety by designTechnical adequacyConstructability & maintainabilityInterface integrationDocumentation & ComplianceDevelop and author Fire Alarm Cause & Effects documents.Coordinate all third-party system interfaces (e.g., HVAC, BMS, life safety).Ensure design standards meet BRE Global / FM Global accreditation criteria.Manage the LPS1014 F353 form to maintain compliance.Stakeholder CoordinationWork with Engineering Managers, Project Managers, and CREs to ensure design strategy meets cost, quality, and timeline targets.Provide technical responses, lead standardisation efforts, and promote value engineering.Represent the team during meetings with accreditation bodies and clients.Project & Line ManagementOversee and support procurement, tendering, and installation phases.Mentor and develop junior, graduate, and intermediate engineers.Lead small engineering teams in project delivery.Actively participate in H&S management via the Notify system.Ensure mandatory training and information security compliance.Person SpecificationQualifications (Essential)Degree/HNC/HND in Mechanical Engineering or similar.LPCB Basic Sprinkler Design Certification (even though it’s more suppression-related, it's listed here).Fire Detection Training:BS 5839-1 Fundamentals – Units 1 & 2BS 5839-1 Fundamentals to AdvancedProfessional body membership (IFE, IMechE).Engineering Council registration encouraged (EngTech / IEng / CEng).Technical Skills & Knowledge (Essential)Deep understanding of:BS 5839-1 (Fire Detection & Alarm design)Network Rail / TfL standardsPassive and active fire safety systemsSkilled in Fire Detection system design, BIM/CAD, and design assurance.Authoring complex Cause & Effect documentation.Familiarity with audit processes (BRE Global etc.).Experience (Essential)Significant experience designing Fire Detection and Suppression Systems in Rail sector projects.Strong track record of managing client expectations, stakeholder coordination, and design integration. Contact Dan Confrey at PSR Solutions for more info!