Microsoft Security Solutions_Senior Security Architect

Key Responsibilities

Microsoft Security Solutions

• Architect and guide implementation of Microsoft Defender XDR, Defender for Endpoint, Defender for Identity, Defender for Cloud, Defender for Office 365, and Defender Vulnerability Management.
• Design Microsoft Sentinel SIEM and SOAR solutions, including data onboarding, analytics, automation, workbooks, threat hunting, and incident workflows.
• Design identity security using Microsoft Entra ID, Conditional Access, MFA, Identity Protection, Privileged Identity Management, and identity governance capabilities.
• Design data security and compliance solutions using Microsoft Purview, Information Protection, Data Loss Prevention, and compliance capabilities.
• Design endpoint and device security capabilities using Microsoft Intune and associated security baselines.
• Define integrations across Microsoft security services, Azure, on-premises platforms, third-party security technologies, and IT service management platforms.

Security Architecture and Consulting

• Lead cybersecurity architecture assessments, advisory engagements, and transformation programs.
• Design enterprise security architectures aligned with Zero Trust principles and customer business objectives.
• Develop high-level designs, low-level designs, reference architectures, security roadmaps, and implementation patterns.
• Assess customer security posture and translate security gaps into clear business and technology risks.
• Design identity, endpoint, cloud, network, data protection, and security operations capabilities.
• Advise technical and executive stakeholders on cyber strategy, governance, risk, and compliance.
• Align recommendations with relevant frameworks such as NIST CSF, ISO 27001, CIS Controls, and customer regulatory obligations.

Pre-Sales and Business Development

• Support account and sales teams in customer pursuits and strategic opportunities.
• Lead discovery sessions, technical workshops, architecture reviews, and solution demonstrations.
• Develop Statements of Work, proposals, solution designs, assumptions, dependencies, effort estimates, and delivery approaches.
• Present proposed architectures and business outcomes to technical and executive audiences.
• Identify opportunities for advisory, implementation, optimization, and recurring managed security services.

Delivery Leadership

• Provide architectural leadership from discovery through design, implementation, transition, and operational acceptance.
• Govern solution quality and confirm that delivery remains aligned with approved architecture and customer requirements.
• Manage technical risks, architectural decisions, assumptions, dependencies, and design exceptions.
• Review customer implementations and recommend improvements that increase security value and reduce risk.
• Mentor consultants, engineers, and junior architects, and contribute to practice capability development.

Service Innovation and Thought Leadership

• Create reusable reference architectures, delivery accelerators, templates, workshops, and technical enablement materials.
• Contribute field insight to Fujitsu cybersecurity service development and continuous improvement.
• Produce whitepapers, blogs, webinars, executive briefings, and other thought-leadership content.
• Stay current with Microsoft security, cloud infrastructure, AI security, regulatory developments, and industry good practice.

Required Skills and Experience

Technical Expertise

Identity and Access Management: Microsoft Entra ID, Conditional Access, MFA, Identity Protection, PIM/PAM, identity governance, SSO, and federation.

Security Operations: Microsoft Sentinel, SIEM, SOAR, threat hunting, detection engineering, incident response, security monitoring, and analytics.

Microsoft Defender Suite: Defender XDR, Defender for Endpoint, Defender for Identity, Defender for Cloud, Defender for Office 365, and vulnerability management.

Cloud and Platform Security: Microsoft Azure security, CSPM, workload protection, hybrid security architecture, and integration with third-party platforms.

Data Security and Compliance: Microsoft Purview, Information Protection, DLP, data governance, and compliance management.

Architecture and Risk: Security principles, enterprise architecture, threat modelling, risk management, control design, and security governance.

Professional Experience

Mandatory

• 10+ years of cybersecurity experience.
• 5+ years of Microsoft security architecture or engineering experience.
• Demonstrated experience designing enterprise security architectures and leading customer-facing consulting engagements.
• Experience developing SOWs, proposals, solution designs, delivery estimates, and technical presentations.
• Ability to communicate security gaps and associated business risks to executives.
• Strong consulting, problem-solving, facilitation, documentation, organization, and stakeholder-management skills.
• Ability to work independently, lead multidisciplinary teams, and deliver high-quality outcomes on time and within agreed scope.
• Flexibility to support customers remotely and on-site; travel may be required based on engagement needs.

Preferred

• Experience in MSSP, MDR, SOC transformation, security advisory, cloud transformation, or global delivery environments.
• Exposure to OT/IoT security, AI security, enterprise architecture, and security service development.
• Working knowledge of AWS, Google Cloud, VMware, and hybrid infrastructure security.
• Experience collaborating with Microsoft sellers, partner teams, and customer technical stakeholders.

Certifications

Required or Expected

• Microsoft Certified: Cybersecurity Architect Expert (SC-100), or willingness to achieve an agreed Microsoft security certification within six months of joining.
• One or more role-aligned Microsoft certifications such as SC-200, SC-300, AZ-500, or equivalent.

Preferred

• CISSP, CCSP, CISM, CRISC, SABSA, TOGAF, or Azure Solutions Architect Expert.

Education

• Bachelor's degree in Computer Science, Cybersecurity, Information Technology, Engineering, or a related discipline, or equivalent relevant experience.
• Postgraduate qualification in cybersecurity, technology, or business is advantageous.

Success Measures

• Customer satisfaction and demonstrable security outcomes.
• Quality, practicality, and governance of security architectures and designs.
• Successful delivery of Microsoft security transformation engagements.
• Contribution to pipeline, proposals, and recurring security services.
• Creation and adoption of reusable intellectual property and delivery accelerators.
• Mentoring, knowledge sharing, and growth of Fujitsu security capability.