Cyber Security Analyst

Valuelabs; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Valuelabs is seeking a Cyber Security Engineer/Analyst to design and maintain secure network architectures across on-premises and cloud environments. You will monitor incidents, perform hardening, and manage IAM to ensure least-privilege access.

Deep knowledge of Linux/Windows security, cloud security (AWS/Azure/GCP), and security logging is required. Collaboration with infra and dev teams to strengthen security posture is essential.

Qualifications

• Bachelor's degree in Computer Science, Information Security, or related field.
• 3-8+ years of experience in Cyber Security, Network Security, or Cloud Security roles.
• Certifications: CISSP, CEH, CompTIA Security+, CCNA/CCNP Security, AWS/Azure Security Certifications.

Responsibilities

• Design, implement, and maintain secure network architectures across on-premises and cloud environments.
• Monitor, analyze, and respond to security incidents, vulnerabilities, and threats.
• Perform system hardening, security assessments, and compliance reviews.
• Manage identity and access controls to ensure least-privilege access.
• Implement and maintain security monitoring, logging, and incident response processes.
• Collaborate with infrastructure, development, and cloud teams to strengthen security posture.

Skills

Network security

Threat detection

System hardening

Cloud security

IAM

Security logging & monitoring

Scripting (Python/Bash/PowerShell)

Education

Bachelor's degree in Computer Science or related

CISSP

CEH

CompTIA Security+

CCNA/CCNP Security

AWS/Azure/GCP Security Certifications

Tools

Splunk

ELK

QRadar/Sentinel

AWS/Azure/GCP security tools

Job description

Understanding firewalls, IDS/IPS, VLANs, routing, and secure network design.

Deep knowledge of Linux (e.g., Ubuntu, CentOS), Windows Server, and hardening techniques.

Knowledge of IAM, security groups, encryption, logging, and compliance in cloud environments.

Cyber Security Engineer / Analyst – Job Description (JD)

Key Responsibilities

• Design, implement, and maintain secure network architectures across on-premises and cloud environments.
• Monitor, analyze, and respond to security incidents, vulnerabilities, and threats.
• Perform system hardening, security assessments, and compliance reviews.
• Manage identity and access controls to ensure least-privilege access.
• Implement and maintain security monitoring, logging, and incident response processes.
• Collaborate with infrastructure, development, and cloud teams to strengthen security posture.

Required Technical Skills

Network Security

• Strong understanding of Firewalls, IDS/IPS (Intrusion Detection/Prevention Systems), VLANs, Routing, Switching, VPNs, and Secure Network Design.
• Experience in network segmentation, access control policies, and threat detection.
• Ability to analyze network traffic and troubleshoot security-related issues.

Operating System Security

• Deep knowledge of Linux environments (Ubuntu, CentOS/RHEL) and Windows Server Administration.
• Expertise in server hardening techniques, patch management, vulnerability remediation, and secure configuration standards.
• Experience with endpoint security, system monitoring, and log analysis.
• Strong knowledge of cloud security concepts across AWS, Azure, or GCP.
• Experience with:
• Identity and Access Management (IAM)
• Security Groups and Network Security Controls
• Data Encryption (at rest and in transit)
• Security Logging and Monitoring
• Compliance and Governance Frameworks
• Ability to implement security best practices for cloud-native applications and infrastructure.

Preferred Skills

• Experience with SIEM platforms (Splunk, Sentinel, QRadar, ELK).
• Understanding of security frameworks such as NIST, ISO 27001, CIS Controls, and OWASP.
• Knowledge of vulnerability management and penetration testing tools.
• Experience with scripting/automation using Python, Bash, or PowerShell.

Qualifications

• Bachelor's degree in Computer Science, Information Security, or a related field.
• 3-8+ years of experience in Cyber Security, Network Security, or Cloud Security roles.
• CISSP
• CEH
• CompTIA Security+
• CCNA/CCNP Security
• AWS/Azure Security Certifications

Nice-to-Have

• Experience with DevSecOps and container security (Docker, Kubernetes).
• Familiarity with SOC operations, threat hunting, and incident response.
• Exposure to regulatory requirements such as GDPR, HIPAA, PCI-DSS, or SOC 2.