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Rakesh Chigurupati

Infrastructure Engineer / Systems Administrator • Hyderabad, Telangana, India • r*********************@gmail.com • +91*******889 • linkedin.com/••••• • drivetube.ai/•••••

Professional Summary

Infrastructure Engineer with 7+ years of experience supporting enterprise IT infrastructure across Windows Server, Microsoft 365, VMware, Active Directory and Azure AD (Entra ID). Experienced in identity and access management, virtualization, endpoint management, patching and ITIL-based operations; seeks Infrastructure Engineer, System Administrator, or Microsoft 365 Administrator roles.

Technical Skills

Programming Languages: PowerShell
Operating Systems: Windows Server 2016,Windows Server 2019,Windows Server 2022,Windows 10,Windows 11
Identity & Access Management: Active Directory,Microsoft Entra ID,Group Policy,Organizational Unit OU design,RBAC,User lifecycle management
Microsoft 365 & Endpoint: Exchange Online,SharePoint Online,Microsoft Teams,OneDrive,Intune,Microsoft Endpoint Manager
Virtualization & Hypervisors: VMware ESXi,VMware vSphere,Hyper-V,Virtual Machine provisioning,High availability
Networking: TCP,IP,DNS,DHCP,VPN,VLANs,Routing & switching,Firewall administration
Security & Compliance: Patch management,Vulnerability remediation,Endpoint security,Microsoft Defender,Multi-factor authentication,Compliance enforcement
Automation & Management: SCCM,HP Device Manager HPDM,Backup and disaster recovery,Infrastructure monitoring
ITSM & Processes: ServiceNow,ITIL processes,Incident management,Change management,Root cause analysis,SLA management

Work Experience

RS Informatics Pvt Ltd
London, United Kingdom
IT System Engineer
Jul 2024 – Sep 2025
Supported Windows Server, VMware and Microsoft 365 infrastructure for a UK-based IT services environment, delivering L2 infrastructure and endpoint services for ~200 users.
Tech Stack: Windows Server 2016, Windows Server 2019, VMware ESXi, VMware vSphere, Microsoft 365, Active Directory, PowerShell, DNS, DHCP, VPN
  • Maintained Windows Server infrastructure for 200+ users and preserved 99.9% system uptime by implementing proactive maintenance and scheduled health checks across servers and services.
  • Designed and deployed VMware virtual machines and templates using ESXi/vSphere to support enterprise application and development environments, improving provisioning speed and resource utilization.
  • Implemented infrastructure monitoring and incident detection processes, leveraging monitoring tooling and alerting to reduce incident response time by 40%.
  • Optimized infrastructure resource allocation and consolidation measures, delivering a 15% reduction in operational costs through VM right-sizing and storage optimization.
  • Delivered L2 support across Microsoft 365, Windows Server, Active Directory and endpoints, resolving complex identity and access issues and maintaining mailbox and collaboration service availability.
  • Automated routine administration tasks with PowerShell scripts for user provisioning, GPO reporting and patch status checks, reducing manual effort and improving consistency.
VHS Professional Services
India
Network Administrator
Aug 2022 – May 2024
Provided network, server and endpoint administration within an IT services/consulting environment, focusing on patching, vulnerability remediation and identity governance for enterprise customers.
Tech Stack: Active Directory, SCCM, DNS, DHCP, VPN, Firewall, Windows Server, Endpoint Manager
  • Executed OS patching and vulnerability remediation programs across enterprise servers and endpoints, reducing exposure windows and improving baseline security posture.
  • Maintained Active Directory user access controls and identity governance processes, implementing least-privilege policies and standardized access workflows.
  • Diagnosed and resolved production incidents for servers and network services, improving Mean Time to Resolution by streamlining triage and escalation procedures.
  • Managed core network services including DNS, DHCP and VPN connectivity and performed firewall configuration changes to maintain secure remote access.
  • Coordinated patch deployment and compliance reporting with SCCM and endpoint management tools to meet organizational security requirements.
  • Performed system hardening, configuration audits and baseline reviews to reduce common misconfigurations and support audit readiness.
Ochre Media
India
System Administrator
Oct 2021 – May 2022
Supported server, backup and network infrastructure for a media company, focusing on Active Directory administration, backup/DR and security compliance.
Tech Stack: Active Directory, Group Policy, Windows Server, Backup & Recovery, DNS, DHCP, VPN, Firewall
  • Administered Active Directory accounts, permissions and group policy configuration, improving access management efficiency by 25% through streamlined processes and GPO standardization.
  • Configured and maintained enterprise backup and disaster recovery solutions to ensure reliable data protection and restore capabilities for critical media systems.
  • Executed system patching and security remediation activities to maintain compliance with organizational security policies and reduce vulnerability exposure.
  • Managed DNS, DHCP, VPN services and monitored firewall events to ensure network reliability for internal teams and production systems.
  • Troubleshot system performance and application errors, collaborating with application owners to resolve root causes and restore services promptly.
  • Developed and maintained operational runbooks and system documentation to accelerate incident response and onboarding of new administrators.
Karvy Forde Search
India
System Administrator
Nov 2019 – Jul 2021
Delivered AD and server administration for a recruitment and HR services firm, managing user lifecycle, access governance and file server permissions.
Tech Stack: Active Directory, Group Policy, Windows Server, File Servers, RBAC, DNS
  • Maintained lifecycle for 300+ Active Directory users including onboarding, provisioning, transfers and offboarding to ensure proper access controls.
  • Designed and maintained Organizational Unit structures to align AD layout with departmental governance and simplify permission management.
  • Configured Group Policy Objects to enforce password policies, workstation security settings and enterprise compliance configurations.
  • Implemented role-based access control using AD security groups to strengthen access governance and reduce privilege creep.
  • Managed shared resource permissions and file server access, streamlining data access models and reducing permission-related incidents.
  • Performed regular AD health checks, replication monitoring and account audits to ensure directory integrity and reduce account-related issues.
Iridium Interactive
India
Desktop Support Technician
Apr 2018 – Sep 2019
Provided Level 1 and Level 2 desktop and endpoint support for a digital/interactive agency, handling user support, OS troubleshooting and asset management.
Tech Stack: Windows 10, Windows 11, VPN clients, Microsoft Office, IT asset management, Troubleshooting
  • Delivered L1 and L2 technical support for 200+ enterprise users covering hardware, OS and network connectivity, improving end-user productivity.
  • Diagnosed and resolved Windows 10/11 OS issues and application errors through troubleshooting and targeted fixes, reducing repeat incidents.
  • Installed and configured enterprise software including Microsoft Office and VPN clients, ensuring standardized workstation setups.
  • Troubleshot LAN and Wi‑Fi connectivity issues and coordinated with network teams to maintain reliable access to corporate systems.
  • Maintained IT asset inventory and tracked hardware lifecycle to optimize refresh cycles and minimize downtime.
  • Authored technical documentation and knowledge base articles that reduced recurring support tickets and sped up onboarding.

Projects

Windows Server Deployment for Client
Tools Used: Windows Server, Active Directory, Group Policy, Virtualization, Backup & Recovery
  • Planned, configured and deployed a Windows Server environment to support business operations, including AD setup, GPOs and backup configuration to improve network management and security.
  • Validated server builds, applied security baselines and tested restore scenarios to ensure reliable operations and minimize downtime during transition.
OS Deployment Across Multiple Desktops Using HPDM
Tools Used: HP Device Manager, OS deployment, Imaging, Scripting, Endpoint standardization
  • Executed large-scale OS deployments across desktops using HP Device Manager, improving deployment efficiency and standardization of client machines.
  • Automated imaging tasks and post-deployment configuration to reduce manual setup time and ensure consistent endpoint configuration.

Education

SRM University
Bachelor of Computer Science • India • 2012
Board of Technical Education, Telangana
Diploma in Electrical & Electronics Engineering • Hyderabad, India • 2024

Certifications

Cisco Certified Network Associate (CCNA) — Cisco • 2026
Hardware & Networking Certification • 2012
Microsoft Certified: Azure Administrator Associate (AZ-104) - In progress — Microsoft • In progress
ITIL 4 Foundation - In progress — AXELOS • In progress

Achievements

  • High first-response resolution rate: Achieved a 95% first-response resolution rate within IT service desk operations through improved triage and knowledgebase use.
  • Active Directory governance improvements: Improved Active Directory access governance by implementing RBAC and optimizing security groups to reduce privilege creep.
  • Windows Server & OS deployment recognition: Recognized for deploying Windows Server infrastructure and executing a large-scale OS rollout with minimal downtime.
  • Automation and deployment efficiency: Reduced manual setup time through scripting and network-based deployment to improve endpoint provisioning efficiency.
  • Infrastructure availability and security: Maintained high-availability enterprise IT systems and strengthened infrastructure security via GPOs and patch management improvements.

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