Description
The Cyber Security Analyst – Linux Estate will be responsible for ensuring the secure configuration, design, and operation of the organisation’s Linux infrastructure. As a key member of the Cyber Security Team, the individual will work closely with Linux platform teams and broader IT stakeholders to embed secure-by-design principles into the Linux estate, ensuring alignment with cyber security best practices, regulatory compliance, and risk management strategies.
This role offers the opportunity to make a significant impact on the organisation's security posture across the extensive Linux estate.
Responsibilities
Principal Accountabilities
- Collaborate with Linux platform and infrastructure teams to guide secure architecture, implementation, and configuration of Linux-based systems.
- Validate and audit Linux server builds, ensuring adherence to security baselines and industry benchmarks.
- Provide expert cyber security advice for the Linux estate and contribute to the secure design of enterprise services.
- Champion secure-by-design principles within the Linux server estate.
- Review and improve existing security configurations and controls across the Linux environment.
- Contribute to the development of Linux-specific security policies, standards, and procedures.
- Monitor compliance with internal controls and external regulations relevant to Linux environments.
- Support security incident response and investigations where Linux infrastructure is involved.
- Develop and maintain effective relationships with technical and non-technical stakeholders.
Qualifications
Experience:
- Minimum of 3 years of hands-on experience in cyber security or system administration focused on Linux environments.
- Practical experience in securing Linux server platforms (e.g., Red Hat, Ubuntu, CentOS, Debian).
- Strong familiarity with common Linux vulnerabilities, hardening techniques, and compliance standards.
- Experience working in collaborative, cross-functional IT environment.
- Strong verbal and written communication skills; able to explain technical issues clearly to diverse audiences
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Essential Skills:
- In-depth understanding of Linux security controls, access management, and audit capabilities.
- Familiarity with secure configuration frameworks (e.g., CIS Benchmarks, DISA STIGs).
- Proficiency in shell scripting (Bash, Python) for automation of security and audit tasks.
- Knowledge of logging, monitoring, and intrusion detection tools for Linux environments (e.g., auditd, SELinux, OSSEC, Splunk).
Desirable Skills:
- Experience with container security (e.g., Docker, Podman) and Linux orchestration platforms (e.g., Kubernetes).
- Exposure to infrastructure as code (e.g., Ansible, Terraform) with a focus on secure deployments.
- Knowledge of Identity and Access Management (IAM) principles as applied to Linux systems.
- Familiarity with public cloud Linux deployments and securing hybrid/cloud-native Linux estates.
- Degree in Cyber Security, Computer Science, Information Technology or equivalent experience.
Education:
Industry certifications desirable (e.g., CompTIA Linux+, Red Hat Certified Engineer, GIAC Certified Unix Security Administrator (GCUX), CISSP, or similar).
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