Hybrid Security Engineer

at Calligo

• Job title: Security Engineer
• Job type: Full Time
• Experience level: Mid level, Senior
• Salary: Not specified
• Degree requirement: No Education Requirement
• Tech skills: Azure, Cloud
• Location requirements: Hybrid, Coventry, United Kingdom

About the role

• Designing and developing security services using Microsoft technologies. Collaborating across global teams to improve security maturity and delivery.

Responsibilities

• **Microsoft Security Engineering & Service Development**
• Design, implement, and optimise security solutions using the Microsoft security stack, including Microsoft 365 and Azure security capabilities.
• Contribute to the development and standardisation of Calligo’s Microsoft-based managed security and advisory services.
• Create and maintain reference architectures, technical standards, and deployment patterns aligned to Zero Trust and defence-in-depth principles.
• Evaluate new Microsoft security features and services, supporting their introduction into Calligo’s service catalogue where appropriate.
• **Security Operations & Integration**
• Support the integration of Microsoft security tooling into Calligo’s wider security operations, including alerting, investigation, and response workflows.
• Develop and tune detection logic, policies, and configurations to improve signal quality and reduce noise.
• Act as a technical escalation point for Microsoft-related security issues and incidents within the SecOps team.
• Collaborate with partners and internal teams to ensure effective ingestion and use of Microsoft security telemetry.
• **Customer Delivery & Advisory Support**
• Lead or support customer-facing security engagements involving Microsoft security technologies, including assessments, deployments, and service onboarding.
• Provide technical input into customer security roadmaps, helping translate business and risk requirements into practical Microsoft-aligned solutions.
• Work alongside account teams, vCISO, and advisory leads to support pre-sales activity and solution design where required.
• Produce clear technical documentation and handover materials for both customers and internal operational teams.
• **Automation, Improvement & Best Practice**
• Leverage automation and scripting to improve the deployment, configuration, and ongoing operation of Microsoft security services.
• Continuously review and improve existing configurations and service delivery approaches to align with Microsoft and industry best practices.
• Support continuous improvement initiatives across SecOps, Managed Services, and Cloud Operations.
• **Internal Security & Compliance**
• Support the operation and improvement of Calligo’s internal Microsoft security controls and monitoring.
• Assist with internal and external audit activities (e.g. ISO 27001, SOC), providing technical evidence related to Microsoft security platforms.
• Ensure solutions and services align with Calligo’s security policies, risk appetite, and compliance obligations.

Requirements

• **Experience**
• Minimum 3 years’ experience in a security engineering, cloud security, or senior security operations role.
• Demonstrable experience designing and implementing security controls within Microsoft 365 and/or Azure environments.
• Experience supporting or delivering security services in a managed services or consulting context is desirable.
• **Technical Knowledge**
• Strong hands-on knowledge of Microsoft security technologies, such as Microsoft Defender (Endpoint, Identity, Office 365, Cloud), Microsoft Sentinel, Microsoft Entra ID (identity protection, conditional access) & Microsoft Purview.
• Solid understanding of cloud security concepts, identity and access management, endpoint security, and threat detection.
• Experience integrating security tools with SIEM, SOC, or MDR services.
• Practical scripting or automation experience (e.g. PowerShell) to support security operations and deployments.
• Good working knowledge of Windows environments and Azure infrastructure.
• **Certifications**
• Microsoft security certifications such as SC-200, SC-300, AZ-500 (or equivalent) are highly desirable.
• Broader industry certifications (e.g. CISSP, CCSP) are beneficial but not essential.

Benefits

• Training and development for career growth
• 25 Days annual leave, increasing with length of service
• 5% employer pension contribution, minimum 3% employee contribution
• Healthcare cover
• Life insurance
• Flexible working
• Paid time off for volunteering
• Enhanced maternity & paternity pay