Principal Electrical, Control and Instrumentation Engineer

Principal Engineer - Security ClearedLocation: Reading Area (minimum 3 days on-site) Clearance: SC (minimum) Experience Level: Engineer - PrincipalRole OverviewWe are seeking an experienced engineer to provide engineering support on safety, security, and building services systems. The successful candidate will work closely with suppliers, project teams, and commissioning staff to ensure design integrity, compliance, and readiness for handover.Key ResponsibilitiesConduct supplier document reviews covering:Safety Systems (Hard-Wired Alarm Systems, Ventilation Monitoring)Security Systems (CCTV, Card Access Control, Intruder Detection, Electric Fence)Building Management Systems (BMS), Door Control & Monitoring SystemsProvide commissioning documentation reviews and support as projects transition from design to commissioning phase.Support reactive project needs including:Design changesTQ's (Technical Queries)Commissioning reservations and close-out activitiesCollaborate with internal stakeholders and suppliers to ensure safety, security, and compliance requirements are met.Maintain adherence to site standards, regulatory requirements, and quality processes.Required Skills & ExperienceBackground in EC&I, Control Systems, or Systems Engineering (ideally in nuclear, defence, or other highly regulated environments).Experience with safety-critical and security systems (CCTV, access control, alarms, monitoring systems, BMS).Strong knowledge of commissioning, supplier engagement, and documentation review.Ability to manage design changes, technical queries, and interface with commissioning teams.Eligible for Security Clearance (SC minimum).DesirableExperience within high-security, regulated, or defence-related industries.Knowledge of standards relevant to safety/security and building management systems.Chartered or working towards CEng status (desirable but not essential). ersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious background; all decisions are based on merit.

Principal Engineer - Security ClearedLocation: Reading Area (minimum 3 days on-site) Clearance: SC (minimum) Experience Level: Engineer - PrincipalRole OverviewWe are seeking an experienced engineer to provide engineering support on safety, security, and building services systems. The successful candidate will work closely with suppliers, project teams, and commissioning staff to ensure design integrity, compliance, and readiness for handover.Key ResponsibilitiesConduct supplier document reviews covering:Safety Systems (Hard-Wired Alarm Systems, Ventilation Monitoring)Security Systems (CCTV, Card Access Control, Intruder Detection, Electric Fence)Building Management Systems (BMS), Door Control & Monitoring SystemsProvide commissioning documentation reviews and support as projects transition from design to commissioning phase.Support reactive project needs including:Design changesTQ's (Technical Queries)Commissioning reservations and close-out activitiesCollaborate with internal stakeholders and suppliers to ensure safety, security, and compliance requirements are met.Maintain adherence to site standards, regulatory requirements, and quality processes.Required Skills & ExperienceBackground in EC&I, Control Systems, or Systems Engineering (ideally in nuclear, defence, or other highly regulated environments).Experience with safety-critical and security systems (CCTV, access control, alarms, monitoring systems, BMS).Strong knowledge of commissioning, supplier engagement, and documentation review.Ability to manage design changes, technical queries, and interface with commissioning teams.Eligible for Security Clearance (SC minimum).DesirableExperience within high-security, regulated, or defence-related industries.Knowledge of standards relevant to safety/security and building management systems.Chartered or working towards CEng status (desirable but not essential). ersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious background; all decisions are based on merit.

Principal Engineer (Building Services) | 6 Months | Hybrid Key ResponsibilitiesLead and manage the design and development of Building Services, Control Systems, HVAC systems, and Fire Detection Systems.Provide technical oversight to a small-to-medium design team, ensuring quality and compliance.Collaborate with multidisciplinary teams to deliver integrated engineering solutions.Apply nuclear industry design standards and ensure adherence to regulatory and safety requirements.Utilise specialist design software tools including AutoCAD, AMTECH, Dialux, and PDMS/Aviva 3D.Report progress, risks, and issues to senior stakeholders.Required Skills & Experience10+ years' experience as an Electrical Design Engineer.5+ years' experience working within the nuclear industry.Chartered Electrical Engineer (or equivalent professional qualification).Proven experience in Building Services, Control Systems, HVAC systems, and Fire Detection Systems.Strong leadership skills with experience overseeing design teams.Proficiency in AutoCAD, AMTECH, Dialux, and PDMS / Aviva 3D.ersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious background; all decisions are based on merit.