Senior Electronic Security Systems Engineer page is loaded## Senior Electronic Security Systems Engineerlocations: Worthing: OTTERBOURNE: CHATHAMtime type: Full timeposted on: Posted Todaytime left to apply: End Date: February 6, 2026 (9 days left to apply)job requisition id: JR7625**Closing Date**2026-02-27**Senior Electronic Security Systems Engineer****Location:** Hampshire, Kent or Sussex**Salary:** up to £70k depending on experienceSouthern Water is seeking an experienced **Senior Electronic Security Systems Engineer** to help protect critical infrastructure and lead the development, integration and assurance of our electronic security systems (ESS). You’ll act as the bridge between security legislation, regulatory guidance and operational delivery, ensuring our systems remain compliant, resilient and future-ready.**Benefits:*** Health Care cash plan cover (with options to upgrade for family coverage)* Pension contributions up to 11% (depending on your contribution)For a full list of benefits, please visit our careers page or see below.**Key Responsibilities:*** Deliver expert ESS guidance and support the Protective Security Strategy.* Support Regional Security Advisors assuring any security upgrades/project are compliant with the relevant Southern Water security policies and standards* Work with IT/OT teams, 3rd-party integrators and Tier 1 contractors to deliver compliant security upgrades and projects.* Support the maintenance and performance of core systems including CCTV, IDS, Access Control and PSIM.* Drive improvements through AI, automation and digital integration.* Collaborate with the Alarm Monitoring Centre to enhance system performance.* Maintain strong relationships with system providers and stay informed on future technology roadmaps.* Promote security awareness across the business and support on-call duties.**Experience & Skills*** 5+ years in a similar security engineering role (water industry experience beneficial).* Strong technical expertise in ESS design, specification and implementation.* Knowledge of relevant legislation, standards and NPSA guidance.* Experience in compliance auditing and integrated system development.* Effective stakeholder management and experience working with police or security agencies.* Full UK driving licence and own vehicle.* Membership of a recognised security body and commitment to CPD.**What We’re Looking For*** Ability to work independently and manage complex workloads.* Strong communication and project support skills.* Operational awareness and willingness to travel across the region.* Eligible for SC security clearance.**Progression opportunities**Southern Water offers monitored career paths, training, and development opportunities.**About Southern Water**Southern Water is at the forefront of transforming Britain’s water industry, investing significantly to enhance resilience, sustainability, and service excellence. With £7.8bn planned investment for 2025-30, this is an unparalleled opportunity to join a business committed to delivering a generational shift in the way water services are managed.At Southern Water, we believe diverse perspectives drive innovation. If you’re passionate about making a positive impact and think you can bring value to our team, we’d love to hear from you—even if you don’t tick every box.We welcome applicants from all backgrounds, identities, and experiences. We do not discriminate based on race, ethnicity, gender, sexual orientation, age, disability, religion, or any other protected characteristic. If you need reasonable adjustments during the recruitment process, please let us know."At Southern Water, we believe diverse perspectives drive innovation. If you’re passionate about making a positive impact and think you can bring value to our team, we’d love to hear from you—even if you don’t tick every box. Your unique skills and experiences could be exactly what we need."If this role isn’t quite what you’re looking for but are keen to be contacted about opportunities at Southern Water, you can register your details here: Introduce Yourself (myworkdaysite.com- Introduce Yourself)**Our Commitment to Diversity**We welcome applicants from all backgrounds, identities, and experiences. We do not discriminate based on race, ethnicity, gender, sexual orientation, age, disability, religion, or any other protected characteristic. If you need reasonable adjustments during the recruitment process, please let us know.your skills fit in. #hybrid* We reserve the right to close this advertisement early if we receive a high volume of suitable applications, so if you are interested in the position please do send your application over today to ensure consideration.* We truly appreciate every application. Please note, that due to the volume of interest, we may not be able to provide personalised feedback to all applicants.### Our Benefits* Company and performance-related bonus* Generous pension with up to 11% company contribution* Life assurance payment equal to four times your annual salary* Health benefits through a Cash Plan* Two paid community volunteering days a year* 25 days annual holiday* Occupational health service* Retail discount app* We offer competitive maternity leave, and flexible return to work options #J-18808-Ljbffr