Cyber Security Consultant

ProCheckUp Limited; Portsmouth; Hybrid; GBP 104,000; Full time

Job summary

A cybersecurity consultancy in Portsmouth is seeking a CHECK Team Leader to develop and implement effective cybersecurity strategies, conduct risk assessments, and lead penetration testing efforts. Candidates must possess a CREST CCT certification and have min 3 years' experience in cybersecurity roles. The position allows for hybrid working and includes significant travel. Strong communication and analytical skills are essential for success in this role.

Benefits

Flexitime

Free parking

On-site parking

Work from home

Qualifications

• Hold a valid CREST CCT or CyberScheme CHECK Team Leader certification.
• Achieved Principal or Chartered Cyber Security Professional title.
• Minimum of two years as CHECK Team Leader; three years in penetration testing.

Responsibilities

• Develop and implement cybersecurity strategies.
• Conduct risk assessments and vulnerability analyses.
• Monitor network traffic using SIEM tools.
• Manage incident response processes.
• Ensure compliance with NCSC, NIST standards.
• Collaborate with IT on firewall configurations.
• Provide guidance on encryption and authentication.
• Assist in developing disaster recovery plans.
• Stay updated on emerging cybersecurity threats.
• Lead penetration testing assignments.
• Supervise and mentor CHECK Team Members.
• Travel onsite for testing requirements.
• Conduct training for staff on information security.

Skills

CREST CCT or CyberScheme CHECK Team Leader certification

Principal or Chartered Cyber Security Professional title

2+ years as a CHECK Team Leader

3+ years of penetration testing experience

Strong understanding of WAN, LAN, SAN, and cloud architectures

Familiarity with Windows, macOS, Linux, and UNIX

Proficiency in Python, PowerShell, Bash, Java

Knowledge of TCP/IP, DHCP, DNS

Familiarity with TSCM, mobile app testing, cloud security testing

Experience with Splunk

Understanding of system administration principles

Knowledge of DevOps practices

Strong analytical skills

Excellent communication skills

Tools

Splunk

Various networking tools

Job description

Salary: GBP104,000 – 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: GBP400.00 per day

Benefits:

• 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 46 week of 2025