Klaidas Skrebys
Summary
Experienced Security Risk, Compliance and Operations professional with over 8 years’ paid experience across data centres, government-linked sites, transport infrastructure, public safety, emergency housing and high-risk environments. Skilled in risk assessment, incident reporting, access control compliance, safeguarding, contractor and visitor management, health and safety, emergency response and professional site operations. Strong background working in sensitive environments requiring confidentiality, calm judgement, procedure compliance and clear communication. Also developing technical experience in cyber security awareness, AI-assisted coding and security software projects.
Overview
1
1
Certification
4
4
years of professional experience
Work History
Instructor Sergeant
Ministry of Defence / Army Cadet Force
London
01.2026 - Current
- Facilitate structured training, discipline and leadership development for cadets aged 13–18.
- Support youth development through mentoring, teamwork, confidence-building and personal standards.
- Maintain safeguarding expectations, behavioural standards and a safe training environment.
- Deliver practical instruction linked to leadership, fieldcraft, teamwork, discipline, safety and responsibility.
- Collaborate with adult volunteers and staff to support cadet welfare, training and development outcomes.
- Encourage respect, resilience, responsibility and professional conduct among cadets.
- Develop strong communication, leadership and training skills within a structured MOD-linked environment.
Data Centre Security Officer
Security Risk Specialists
London
04.2026 - 06.2026
- Maintained security within government-linked and corporate data centre environments, protecting sensitive and restricted areas.
- Supported security operations for sites used by government organisations, major technology companies and commercial clients.
- Managed access control, visitor checks and contractor entry in line with strict site procedures.
- Conducted patrols to identify risks, hazards, suspicious activity, security breaches and safety concerns.
- Reported incidents, faults, access issues and health and safety concerns clearly and professionally.
- Followed confidentiality requirements and data centre security procedures to support operational compliance.
- Helped maintain a safe, secure and professional environment for staff, visitors, contractors and clients.
- Worked in a high-security environment requiring attention to detail, reliability, professionalism and procedural awareness.
TfL Security Officer – Transport Infrastructure
Mitie
London
10.2025 - 05.2026
- Patrolled TfL bus garages, head offices and operational sites to maintain staff safety, site security and operational standards.
- Controlled access for staff, visitors and contractors in line with site procedures.
- Signed in contractors, verified details and escorted visitors through restricted areas.
- Operated X-ray screening equipment to check packages for prohibited or dangerous items.
- Identified and reported risks, hazards, suspicious activity and security concerns.
- Followed escalation processes, site procedures and health and safety requirements.
- Supported safe operations across busy transport infrastructure environments.
- Maintained a professional security presence across sensitive and public-facing sites.
Response Security Officer
CIS Security Ltd
London
12.2023 - 03.2025
- Conducted response patrols for Hackney Council across public areas, emergency housing and hostel accommodation.
- Supported safety at hostels housing vulnerable residents affected by domestic violence, mental health concerns and substance misuse.
- Used a calm and safeguarding-focused approach when dealing with challenging behaviour, welfare concerns and anti-social behaviour.
- Helped prevent disorder, graffiti, vandalism, site disruption and public safety issues.
- Reported risks, incidents, suspicious activity, security breaches and site issues professionally.
- Liaised with council teams, hostel staff, site management and members of the public.
- Supported a safer environment for vulnerable residents, staff and local communities.
- Developed strong experience in public safety, safeguarding awareness, conflict management and risk-based decision-making.
Security Guard / Supervisor
Secure On Site Security
London
04.2023 - 02.2024
- Supervised security operations at busy hospitality, commercial and high-end venues.
- Managed access control, customer safety, staff support and conflict situations.
- Supported team communication and maintained professional site standards.
- Ensured client procedures, venue rules and safety expectations were followed.
- Helped maintain a safe and professional environment for staff, customers and visitors.
- Used strong judgment when dealing with intoxication, disorder, conflict and site risks.
- Supported operational standards through visible presence, reporting and team coordination.
Multi-Role Security Officer
ResponSec Security
London & National Rail Network
02.2022 - 02.2023
- Worked across National Rail, events, bars, festivals and public-facing security environments.
- Supported passenger safety, crowd management, access control and incident response.
- Dealt with anti-social behaviour, challenging situations and public safety concerns.
- Maintained a professional security presence in busy and high-pressure environments.
- Supported the safe movement of people in transport and event environments.
- Developed broad frontline experience across public safety, customer-facing security and high-risk situations.
Education
NVQ Level 2: Uniformed Public Services
Barking & Dagenham College
LondonPearson BTEC Level 1 Certificate in Teamwork, Personal Skills and Citizenship in Youth Organisations
Pearson CVQO
LondonGCSEs - Mathematics, Geography and English Spoken Language.
Brampton Manor Academy
LondonSkills
- Risk assessment
- Incident reporting and escalation
- Access control compliance
- Restricted-area control
- Contractor and visitor management
- Health and safety awareness
- Fire safety and COSHH awareness
- Safeguarding awareness
- Conflict management and de-escalation
- Public safety and emergency response
- Team leadership and supervision
- Cyber security awareness
- AI-assisted coding tools
- Security software project experience
Certification
- SIA Door Supervisor Licence
- Level 2 CCTV Public Space Surveillance Licence
- Level 3 Designated Safeguarding Lead: Safeguarding Vulnerable Adults & Child Safeguarding
- Security Management Training — CPD Accredited
- COSHH, Fire Safety with Health and Safety — CPD Certified
- Mental Health First Aid
- Paediatric First Aid: CPR, Oxygen First Aid, Child Care & Nutrition
- Level 3 Diploma in Policing, Criminal Law, Terrorism & Crime Prevention
- Criminal Law & Police
- Forensic Psychology and Offender Profiling
- UK Employment Law with HR & Payroll Administrator Diploma Level 3
Languages
English
Proficient
C2
Lithuanian
Proficient
C2
Russian
Beginner
A1
Interests
- Cyber security learning, AI-assisted coding, website development, security software projects, custom PCs and server systems, fitness, discipline and continuous self-development
Timeline
Data Centre Security Officer
Security Risk Specialists
04.2026 - 06.2026
Instructor Sergeant
Ministry of Defence / Army Cadet Force
01.2026 - Current
TfL Security Officer – Transport Infrastructure
Mitie
10.2025 - 05.2026
Response Security Officer
CIS Security Ltd
12.2023 - 03.2025
Security Guard / Supervisor
Secure On Site Security
04.2023 - 02.2024
Multi-Role Security Officer
ResponSec Security
02.2022 - 02.2023
NVQ Level 2: Uniformed Public Services
Barking & Dagenham College
Pearson BTEC Level 1 Certificate in Teamwork, Personal Skills and Citizenship in Youth Organisations
Pearson CVQO
GCSEs - Mathematics, Geography and English Spoken Language.
Brampton Manor Academy