Cybersecurity Engineer (Cloud, Detection, Vulnerability & Identity)

London 12 days agoContractor External
Negotiable
CONTRACTOR MUST EITHER HOLD ACTIVE SC CLEARANCE We are looking for a Cybersecurity Engineer with strong hands-on experience across modern cloud security, detection technologies, vulnerability management, and identity-focused controls. The ideal candidate brings a broad understanding of both Azure and AWS environments and can design, implement, and optimize security solutions that safeguard our cloud workloads, endpoints, and enterprise applications. Key Responsibilities • Cloud Security & Monitoring • Deploy, configure, and maintain security monitoring tools such as Splunk, Elastic Stack, Microsoft Defender suite, and AWS/Azure native security solutions. • Develop and refine detection rules, dashboards, alerts, and playbooks to enhance threat visibility across hybrid cloud environments. • Perform continuous monitoring of cloud workloads and respond to suspicious activities or alerts in a timely manner. • Vulnerability Management • Lead and manage vulnerability scanning across Azure and AWS infrastructures, ensuring proper deployment and configuration of scanning tools. • Analyse scan results, prioritise vulnerabilities based on risk, and collaborate with infrastructure and application teams to support effective remediation. • Implement vulnerability management processes, from discovery and assessment to reporting and mitigation. • Identity & Access Management (IAM) • Support IAM activities across cloud platforms, including role-based access controls (RBAC), least-privilege enforcement, and access reviews. • Assist in evaluating and optimizing identity security tools such as Azure AD, AWS IAM, and enterprise onboarding/offboarding workflows. • Work closely with internal stakeholders to ensure secure access patterns and reduce identity-related risks. • Public Key Infrastructure (PKI) • Contribute to the operation and enhancement of PKI systems, certificate life cycle management, and secure key handling. • Troubleshoot certificate issues and support the implementation of certificate policies and security standards. • Security Engineering & Best Practices • Participate in designing secure architectures for new cloud solutions. • Provide guidance on secure configuration baselines, hardening practices, and compliance requirements. • Support automation and Scripting efforts to improve repeatability and reduce manual security efforts. Preferred Skills & Background • Hands-on experience with Splunk, Elastic, Microsoft Defender, and/or similar SIEM/SOAR technologies. • Strong understanding of AWS and Azure cloud environments in security contexts. • Experience deploying and managing vulnerability scanning tools in both cloud platforms. • Knowledge of IAM concepts, cloud RBAC, MFA, conditional access, and identity governance. • Familiarity with PKI, certificates, and cryptographic key management. • Ability to collaborate effectively with DevOps, Cloud, and IT teams. • Strong analytical mindset and ability to translate technical risk into clear, actionable insights.