Sourabh Kumar Jha

About Sourabh Kumar Jha

I am an IT Infrastructure, Cloud, Identity & Security Architect with 18 years of experience designing, securing, and modernizing large enterprise environments. My expertise includes Microsoft 365, Azure/Entra, IAM, Okta, Email Security, Endpoint Security, CSPM, and multi-cloud security architecture.Over the years, I have helped organizations modernize security, strengthen access controls, secure endpoints, and reduce operational risks across thousands of users.I bring strong architecture and design skills, a security-first approach, and deep troubleshooting experience across identity, email, cloud, and endpoint security. I work well across teams and focus on delivering and driving secure, scalable, and resilient solutions that support long-term business growth.Core Expertise:• Cloud & Security Platforms: Azure, AWS, Microsoft Defender (Defender for Cloud, Defender for Endpoint, Defender for Identity), Defender for Cloud Apps (MCAS)• Identity & Access Management: Azure AD/Entra, Okta, SSO, MFA, Conditional Access, Passwordless, Hybrid Identity (AD DS, AD Connect, Cloud Sync)• Email & Messaging Security: Exchange Online, Postfix, Proofpoint, IronPort, PowerMTA, Valimail, DKIM, DMARC, SPF, bulk mail systems• CSPM & Cloud Security: Microsoft Defender for Cloud, Qualys, cloud posture management, threat protection, configuration hardening• Endpoint, Network & Access Security: Netskope, Citrix, secure remote access, Zero Trust Network Access• Infrastructure: Active Directory, Windows Server, DHCP, Group Policy, CentOS/Linux, SaaS licensing and optimization• Automation & Governance: PowerShell, access reviews, identity governance, SaaS cost management (Zylo)• Zero Trust Architecture: secure authentication flows, privileged access hardening, conditional access strategyWhat I bring:Deep experience in IAM, SSO, lifecycle management & conditional accessCloud security across Azure & AWS, including governance, Defender, CSPMEnterprise email security: Proofpoint, Postfix, Exchange Online, DMARCEndpoint, vulnerability, and threat protection (Defender, Qualys, Netskope)Security automation using PowerShell & cloud-native toolsAbility to work across Infra + Security + Identity — end to endTools & Technologies:Microsoft Defender, Defender for Cloud Apps (MCAS), Netskope, Citrix, Proofpoint, IronPort, Tenable, Valimail, Azure AD Connect, Azure, AWS, PowerShell, Postfix, Azure OpenAI, Threat Protection, SaaS Governance, Incident Response, Enterprise Architecture, Zero Trust, Identity Modernization, DevSecOps, Automation, CSPM.

Experience

1. Solution Architect (Cloud Technology Lead) Cloud & Cyber Security Solutions

   Hindustan Coca-Cola Beverages

   Jun 2025 — Present · Bengaluru, IN

   Solution Architecture & Leadership: Acting as Solution Architect, leading partner teams in solution design, project delivery, and developing runbooks/design documentation.Cloud Security & Compliance: Implemented CIS policies, deployed Microsoft Defender for Cloud Apps, resolved DMARC/Valimail gaps, audited external email relay usage, planned Proofpoint On Demand, and led DR strategy with readiness exercises.Identity & Access Management: Conducted Azure/M365 access audits, enforced least-privilege, configured password expiry notifications, integrated SuccessFactors with Azure AD/on-prem AD for automated lifecycle management, and set up GALSync.Azure Governance & Cost Optimization: Designed cost management frameworks, implemented Azure resource tagging, deployed Azure Data Map, and developed a backup strategy for low-bandwidth sites.Infrastructure & Device Management: Executed Windows 10→11 migration, onboarded macOS devices into Intune, defined co-management removal strategy, deployed AD On-Demand Assessment, and led M365 services administration.Collaboration & End-User Experience: Resolved Teams Meeting Rooms disconnect issues and Forcepoint Snapshot Report errors.Monitoring & Integration: Implemented New Relic monitoring, deployed SFTP (CompleteFTP) for SAP file transfers, and improved infra/service performance visibility.

Education

• Sikkim Manipal University - Distance Education

  Msc in IT, Information Technology

  2010 — 2012

• Babasaheb Bhimrao Ambedkar Bihar University

  B.A, History

  2001 — 2005

Skills

• Exchange 2013
• System Administration
• Iis
• Group Policy
• O365
• Dhcp
• Networking
• Exchange Online
• Windows Xp
• Ironport
• System Deployment
• Servers
• Itil
• Exchange Server 2003 & 2010
• Dns
• Active Directory
• Windows Server
• Vmware
• Microsoft Exchange
• Microsoft Certified Professional