Information Technology Security Analyst, Slough
Client: InterQuest Group
Location: Slough, United Kingdom
Job Category: Other
EU work permit required: Yes
Job Views: 1
Posted: 22.08.2025
Expiry Date: 06.10.2025
Job Description:
Job purpose:
The security analyst will join a small security team for one of our clients in Central London. You will be a subject matter expert on all aspects of security, including mail security, web security, infrastructure security, and end-user device security.
The security analyst plays a key role in driving and improving technology security at the organization, providing expert advice and reliable guidance to a broad range of colleagues and stakeholders to achieve this.
Key Accountabilities:
1. Proactively assess device and application logs for security vulnerabilities, investigate causes, and resolve or mitigate those vulnerabilities.
2. Lead and investigate security breaches and cyber incidents, providing timely resolution to meet service level agreements/expectations.
3. Install security updates/measures in line with best practices to ensure protection against the latest cyber threats.
4. Work with third parties and internal teams to schedule proactive penetration tests, ensuring vulnerabilities are resolved or mitigated.
5. Support the delivery of security training to all end users.
6. Monitor potential security risks externally and internally, providing expert advice and guidance.
7. Manage regular security assessments of key services.
8. Assess key third-party suppliers to ensure security compliance.
9. Collaborate with operational and delivery teams on security design principles.
10. Provide guidance to end users on cybersecurity matters.
11. Coordinate cybersecurity audits and resolve outstanding actions.
12. Manage the creation and updating of security policies.
13. Support a welcoming and respectful working environment.
Knowledge, skills, and experience:
* Relevant experience as a Security Analyst.
* Strong understanding of mail filtering technologies.
* Knowledge of Cloud infrastructure technologies, including encryption.
* Experience with Microsoft Sentinel, Defender, and Purview.
* Understanding of security frameworks (NIST and Cyber Essentials).
* Ability to lead and manage third-party providers.
* Knowledge of incident response processes and methodologies.
* Experience in root cause analysis and documentation.
* Experience implementing secure configurations for devices.
* Proficiency with SIEM, IDS/IPS, vulnerability scanners, and Azure security tools.
* Experience in vulnerability assessments and penetration testing.
* Experience reviewing new security solutions.
* Commitment to diversity, inclusion, respect, and dignity in the workplace.
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