Security Officer (relief)

Job Overview

• Protect customer property, people, and assets by providing security services in line with site Assignment Instructions (AIs).
• Meet or exceed KPIs and SLAs through accountable, high-quality service that supports contract retention.
• Undertake ongoing training and development to maintain and improve professional performance.
Main Duties
• Provide security cover across various client sites, working flexible day and night shifts of 10 to 12 hours as required by operational needs.
• Read, understand, and comply with all Assignment Instructions, Standard Operating Procedures (SOPs), Risk Assessments, and site-specific Security Instructions.
• Protect client property, assets, infrastructure, and rolling stock from theft, vandalism, trespassing, anti-social behaviour, and other criminal activities.
• Deter and prevent graffiti attacks on rolling stock and site facilities through proactive patrols and visible security presence.
• Conduct regular internal and external patrols of premises, buildings, compounds, railway infrastructure, and perimeter boundaries in all weather conditions.
• Monitor sites for suspicious activity, security breaches, safety hazards, or unauthorized access and take appropriate action in accordance with company procedures.
• Maintain effective access control by verifying the identity and authorization of employees, contractors, visitors, and delivery personnel before granting entry.
• Operate security systems, gates, barriers, and access control equipment to ensure site security is maintained at all times.
• Respond promptly and professionally to alarms, incidents, emergencies, and requests for assistance, following established procedures and escalation processes.
• Liaise with client representatives, contractors, emergency services, and members of the public in a professional and courteous manner.
• Record and report all incidents, accidents, security breaches, and suspicious activity accurately using occurrence books, patrol logs, and incident reporting systems.
• Carry out vehicle and personnel checks where required and ensure compliance with site security policies.
• Identify and report security vulnerabilities, damaged infrastructure, faulty equipment, or health and safety concerns that could affect site operations.
• Maintain a high standard of personal appearance, professionalism, and customer service while representing the company and client.
• Ensure all duties are performed in accordance with company policies, industry regulations, and health and safety requirements.
• Provide detailed handovers to oncoming security personnel to ensure continuity of operations and effective communication between shifts.
• Remain vigilant at all times and contribute to maintaining a safe, secure, and controlled environment for staff, visitors, contractors, and client assets.
Training
• Medical Assessment (which will include a stand alone drug & alcohol test)
+ You must pass a medical examination before the vetting process can begin. + If you fail the medical, your application will not proceed further.
• Vetting / Screening
+ After passing the medical, the vetting team will carry out background and security checks. + You must successfully pass these checks to continue.
• Work Safety Induction (WSI)
+ Once vetting is completed, you will attend the Work Safety Induction course. + This course must be passed before moving to the next stage.
• Depot Track Awareness (DTA)
+ After completing the WSI, you will attend the Depot Track Awareness course. + This course must also be passed.
• Pass Requirements
+ You are allowed up to 3 attempts to pass both the WSI and DTA courses. + If you do not pass within those 3 attempts, your job offer will be withdrawn (revoked). In short: Medical
• Vetting WSI DTA Employment, with a maximum of three attempts to pass the WSI and DTA training courses.
What we offer
• £14.80 per hour pay
• Free Oyster travel card (London transport covered)
• 12-hour shifts, including both day and night work (rotating or mixed schedule)
• Mitie employee benefits package
• Cycle to Work scheme (salary sacrifice for a bike, tax savings)
• Virtual GP service (online doctor appointments)
What we are looking for
• Previous Security Experience (including control room experience)
• SIA License
• 
  
  Medical Assessment (which will include a stand alone drug & alcohol test)
+ You must pass a medical examination before the vetting process can begin. + If you fail the medical, your application will not proceed further.
• Vetting / Screening
+ After passing the medical, the vetting team will carry out background and security checks. + You must successfully pass these checks to continue.
• Work Safety Induction (WSI)
+ Once vetting is completed, you will attend the Work Safety Induction course. + This course must be passed before moving to the next stage.
• Depot Track Awareness (DTA)
+ After completing the WSI, you will attend the Depot Track Awareness course. + This course must also be passed.
• Pass Requirements
+ You are allowed up to 3 attempts to pass both the WSI and DTA courses. + If you do not pass within those 3 attempts, your job offer will be withdrawn (revoked). In short: Medical
• Vetting WSI DTA Employment, with a maximum of three attempts to pass the WSI and DTA training courses.
What we offer
• £14.80 per hour pay
• Free Oyster travel card (London transport covered)
• 12-hour shifts, including both day and night work (rotating or mixed schedule)
• Mitie employee benefits package
• Cycle to Work scheme (salary sacrifice for a bike, tax savings)
• Virtual GP service (online doctor appointments)
What we are looking for
• Previous Security Experience (including control room experience)
• SIA License