Salary: £104,000 - 104,000 per year Requirements: We are looking for candidates who meet the following qualifications: Hold a valid CREST CCT (App/infra) or CyberScheme CHECK Team Leader (CTL-INF/APP) certification. Achieved the Principal or Chartered Cyber Security Professional title (UK Cyber Security Council - Security Testing specialization). Have a minimum of two years of experience as a CHECK Team Leader and three years of professional penetration testing experience. Proven experience in cybersecurity roles with a strong understanding of WAN, LAN, SAN, and cloud architectures (AWS, Azure, Google Cloud Platform). Familiarity with operating systems including Windows, macOS, Linux, and UNIX environments. Proficiency in programming languages such as Python, PowerShell, Bash, and Java for automation tasks. Knowledge of networking protocols (TCP/IP, DHCP, DNS) and services (Active Directory, LDAP). Familiarity with Technical Surveillance Counter Measures (TSCM), mobile app testing (iOS/Android), cloud security testing, and AI security testing. Experience with tools such as Splunk for log analysis and incident detection. Understanding of system administration principles within both physical and virtual environments (PaaS, IaaS). Familiarity with DevOps practices and shell scripting (Bash) for system automation. Strong analytical skills with the ability to troubleshoot complex technical issues related to cybersecurity. Excellent communication skills to effectively convey technical concepts to non-technical stakeholders. Responsibilities: In this role, you will: Develop and implement cybersecurity strategies aligned with our organizational goals. Conduct risk assessments and vulnerability analyses to identify potential threats. Monitor network traffic for unusual activity using SIEM tools and other network monitoring solutions. Manage incident response processes, including detection, analysis, containment, eradication, and recovery. Ensure compliance with the latest NCSC, NIST standards, ISO regulations, and other relevant frameworks. Collaborate with IT teams on firewall configurations, VPN setups, and load balancing solutions. Provide guidance on encryption methods and authentication protocols to protect sensitive information. Assist in the development of disaster recovery plans and business continuity strategies. Stay updated on emerging cybersecurity threats and technologies, including cloud computing trends. Lead and execute infrastructure and application penetration testing assignments for public sector and private clients. Supervise and mentor CHECK Team Members, ensuring high standards in testing, delivery, reporting, methodology, and client communication. Be available to travel onsite in the UK or the Channel Islands for testing requirements. Conduct training sessions for staff on best practices in information security. Technologies: AI AWS Active Directory Android Azure Bash Cloud DevOps Firewall IaaS Java LAN LDAP Linux Load Balancing macOS Mobile Network PaaS PowerShell Python Security Splunk TCP/IP Unix VPN Windows iOS More: Join us in our mission to enhance cybersecurity measures while fostering a culture of safety and awareness within our organization. Your expertise will be invaluable in protecting our digital assets against evolving threats. Job Types: Temporary, Fixed-term contract, Temp to perm, Freelance Contract length: 12 months Pay: £400.00 per day Benefits include: - Flexitime - Free parking - On-site parking - Work from home Candidates should be able to reliably commute or be willing to relocate to Portsmouth PO1 3EZ with an employer-provided relocation package. Experience in Cybersecurity: 3 years is required. Willingness to travel: 75% is required. Work Location: Hybrid remote in Portsmouth PO1 3EZ. last updated 50 week of 2025