A

Arjun Umesh

CTO

Bengaluru, Karnataka, India14 yrs 9 mos experience

Key Highlights

  • 17+ years of progressive IT leadership experience.
  • Expert in cloud-native transformations and security frameworks.
  • Proven track record in managing high-performing teams.
Stackforce AI infers this person is a SaaS Infrastructure and Security Expert with extensive DevOps experience.

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Skills

Core Skills

DevopsInformation SecurityNetworkingIt Infrastructure Management

Other Skills

Amazon EKSAmazon Web Services (AWS)AnchoreAnsibleCiscoCisco MerakiCitrixCloud ComputingCommunicationData Center ManagementData Center OperationsDockerGitHub CodeQLGmailIT Operations

About

Dynamic and results-driven IT leader with 17+ years of progressive experience across IT infrastructure, DevOps, security, and enterprise technology operations. Currently serving as Head of IT at Glean, I have a proven track record of leading cross-functional teams, driving cloud-native transformations, and building secure, scalable systems for hyper-growth organizations. My expertise spans DevOps automation, Kubernetes orchestration, IAM (Okta, OneLogin), MDM (Intune, Kandji, Jamf), SIEM (Wazuh), and cloud platforms like AWS, Azure & GCP. I’ve successfully led complex migrations (G Suite to O365, on-prem to Azure SSO), implemented enterprise-grade security frameworks, and optimized infrastructure through IaC tools like Terraform and Ansible. Passionate about operational excellence, security-first architecture, and enabling high-performing teams, I bring a strategic yet hands-on approach to technology leadership that supports innovation, compliance, and business growth.

Experience

Glean

Head of Information Technology

Nov 2024Present · 1 yr 4 mos · Bengaluru, Karnataka, India

Khatabook

2 roles

Sr Manager - DevOps, IT and Security at Khatabook

Apr 2023Nov 2024 · 1 yr 7 mos

  • Managed containerization and orchestration of applications using Docker and Kubernetes.
  • Automated infrastructure provisioning and configuration management with Terraform and Ansible.
  • Integrated Istio service mesh to enhance microservices communication and security.
  • Developed and maintained Helm Charts for Kubernetes deployments.
  • Conducted static application security testing with SonarQube and GitHub CodeQL.
  • Hardened container images with Anchore, identifying and mitigating security risks.
  • Ensured continuous monitoring and alerting using Prometheus and Grafana.
  • Implemented CI/CD pipelines with Jenkins, streamlining the software release process.
  • Utilized AWS for cloud infrastructure, optimizing cost and performance.
IT Infrastructure ManagementInformation SecurityAmazon EKSNetworkingDevOps

Information Technology Manager

Jan 2022May 2023 · 1 yr 4 mos

  • Managed Identity and Access Management (IAM) solutions with Okta and OneLogin, ensuring secure user authentication and access controls.
  • Administered endpoint detection and response (EDR) systems, including SentinelOne and Sophos Intercept X, for enhanced endpoint security.
  • Upgraded Google Workspace subscriptions, providing users with the latest tools and features.
  • Set up and administered office networks, including Tacitine firewalls, Cisco 2960 switches, and Aruba 505 access points.
  • Implemented and enrolled Laptops using Kandji MDM and Microsoft Intune, ensuring device security and compliance.
  • Utilized advanced security tools (Wireshark, NMAP, Aircrack-ng, Acunetix, Burp Suite, Trufflehog) for comprehensive security analysis and threat mitigation.
  • Deployed and managed Wazuh SIEM in AWS, facilitating effective security event monitoring and response.
  • Administered Ameyo call center software, ensuring efficient call handling and customer service.
  • Configured telecommunications infrastructure, including GSM Gateway, PRI, and SIP setups.
  • Ensured IT and IT security compliance by implementing ISO

Locus.sh

Information Technology Manager

Jan 2021Dec 2021 · 11 mos · Bengaluru, Karnataka, India

  • Primary Roles:
  • Identity and Access Management using Okta & Okta Workflows
  • MDM Administration. - Jamf and Microsoft Intune
  • G-Suite Administration & Management
  • O365 Administration & Management
  • Network Administration - Cisco Meraki Firewall, Switch and Access Point
  • Automation and Scripting
  • Projects :
  • Automation using Okta Workflow
  • Okta Radius Agent - Cisco Meraki Integration for Wifi Authentication
  • G-Suite - Python scripts for User & Group Management

Inmobi

3 roles

SDE II - CORP IT and Infrastructure Engineering

Jan 2020Dec 2020 · 11 mos

  • Primary Roles :
  • Identity and Access Management
  • Microsoft Intune Automation using PowerShell and Graph API
  • Jamf Automation using Python and Jamf API
  • Projects :
  • Gmail to O365 Email Migration
  • Google Drive to One Drive Migration
  • Google Site to Microsoft Sharepoint Migration
  • Collaboration Tool - Slack to Teams Migration

Information Technology Site Lead

Jan 2018Dec 2019 · 1 yr 11 mos

  • Primary Role :
  • Managed a Team of 10 Desktop Support Engineer
  • Microsoft Intune and Jamf Administration
  • Stakeholder and Vendor manangement
  • Projects :
  • MDT to Intune MDM Migration 500+ Laptops
  • Jamf MDM Migration 800+ Laptops
  • On-premise to Azure SSO migration 30+ Applications
  • Active Directory Migration from Windows Server 2012 R2 to Windows Server 2016
  • DHCP Server from Windows Server 2012 R2 to Windows Server 2016
  • Audio-Video Projects and Integration with Polycom devices

Information Technology Site Lead

Apr 2015Dec 2017 · 2 yrs 8 mos

  • On-Site IT Site Lead for North America Region
  • Deployed and Administrated 75+ Citrix Xen Servers 6.x and 7.x
  • 200+ Virtual Machines Deployment and Administration
  • Windows Server 2012 Administration and Mgmt
  • SCCM 2012 Administration and Mgmt for 3000+ Devices
  • Windows 10 and Windows 8.1 OS Deployment through MDT
  • Google G Suite and Office 365 Administration
  • MAC OS 10.11 and 10.12 Packing and Deployment
  • MAC Deploy Studio Administration
  • Munki Open Source Tool Configuration and Administration
  • Scheduled and Hosted QBRs (Client and Internal)
  • Procurement and Vendor Management
  • Created Process Documents and Resolution Articles
  • Implemented Process Improvement Plans and Industry best practices

Movate

4 roles

Team Lead | Data Centre Technologies

Sep 2014Mar 2015 · 6 mos

  • DCT includes InfraWatch(L1), InfraSolve(L2), InfraOps(L3) and Data Centre support
  • Managed NOC Projects worth $ 1.5M
  • Mentored a team of 20+ NOC Engineers
  • Monitored 3500+ nodes using Proprietary tools
  • Generated P&L Report and Revenue Projection
  • Cross Selling Infrastructure Services
  • Managed Cross Function Technical Activities
  • Team Management
  • Scheduled and Hosted QBRs (Client and Internal)
  • Event Management
  • Incident Management
  • Problem Management
  • Change Management
  • New Project Onboarding and Transition
  • Monitoring Tool Administration and Configuration
  • Proprietary User Portal Management
  • Object Provisioning and Deprovisioning
  • Continual Service Improvement & Quality Assurance

Team Lead | End User Computing

Promoted

Apr 2011Sep 2014 · 3 yrs 5 mos

  • EUC includes IT Service Desk
  • Desktop Support and Remote Desktop Mgmt (SCCM)
  • Managed EUC Projects worth $ 1M
  • Mentored 3 Leads (Direct Reporting) and 40 IT Engineers (Offsite and Onsite)
  • Handled IT Service Desk and Desktop Projects
  • Team Management | Data Analysis
  • Documents creation for RFPs
  • ServiceNow and Nimsoft ITSM Tool Administration
  • New Project Transition and Go Live
  • Organised and Chaired QBRs (Client and Internal)
  • Project Team Meeting
  • Part of Project Hiring Panel
  • Technical Trainer for the Team
  • Demonstrated Strong multi-tasking and analytical skills
  • Owned BCP Deployment and Testing

Systems Engineer | End User Computing

Promoted

Apr 2010Mar 2011 · 11 mos

  • L1 and L2 Service Desk Operations
  • Active Directory Account Administration
  • SCCM Software Distribution
  • Lotus Notes Account Mgmt.
  • Project Reporting
  • Data Analysis and Support scope expansion
  • Incident Management
  • Change Management
  • Service Request Management
  • Hardware and Software Support
  • Created Knowledge Articles and Technical Training videos
  • Ticket and Process Audit for the Team
  • Process Improvement Planning and Implementation

Assistant Systems Engineer | End User Computing

Mar 2008Mar 2010 · 2 yrs

  • Shared Service Desk Projects
  • Worked in 24/7 environment Voice & Email support
  • Administer Blackberry Exchange Server
  • User Account creation in Lotus Notes Domino Server
  • Managing Users & Groups through Active Directory Services in Windows 2003 server
  • RSA Quick Admin
  • SAP Accounts Management
  • Monitoring Event Console / Monitoring tool for all alerts
  • Validating and ticketing the events in ITSM tool

Education

Amity University

Master of Business Administration (MBA) — Information Technology

Jan 2017Jan 2019

Dharmamurthi Rao Bahadur Calavala Cunnan Chetty's Hindu College

Bachelor's degree — Computer Science

Jan 2002Jan 2005

Don Bosco School, Chennai

High School/Secondary Diplomas and Certificates

Jan 1996Jan 2002

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