
Nandeep Kadam
@nandeepkadam
Microsoft 365 security Architect at Hexaware Technologies securing email with Microsoft Defender and Abnormal Security.
What I'm looking for
At Hexaware Technologies, I architect email security defenses using Abnormal Security and Microsoft Defender for Office 365, and investigate phishing and inbox takeover incidents with LogRhythm SIEM.
I also manage identity and access security across Microsoft Entra and Auth0, coordinate endpoint containment with SentinelOne, and assess vulnerabilities using Tenable.
At Plant-A Insights Group, I designed Conditional Access policies and administered Microsoft 365 platforms for 30,000+ global users. I automated processes using PowerShell, Power Automate, and Graph API, reducing manual effort by 40%.
Earlier at LTIMindtree, I worked on Exchange Online and Teams administration, security, and compliance. I helped achieve 99.9% uptime, reduced compliance incidents by 40%, and mentored engineers on troubleshooting.
Experience
Work history, roles, and key accomplishments
- Architect email security defenses using Abnormal Security and Microsoft Defender for Office 365, proactively blocking malicious links, spam, ransomware, and AI-driven phishing attacks.
- Enforce domain authentication (SPF, DKIM, DMARC) to safeguard domain reputation and ensure reliable email deliverability.
- Lead incident response investigations into user-reported phishing and inbox takeover
Microsoft 365 Consultant
Plant-A Insights Group
Apr 2026 - Jun 2026 (2 months)
- Designed and implemented Conditional Access (CA) policies across the customer tenant, strengthening identity security posture by enforcing risk-based access controls, MFA requirements, and device compliance checks.
- Led tenant design and administration of Microsoft 365 platforms (Exchange Online, SharePoint, Teams, OneDrive), ensuring secure, scalable, and compliant operations for 30,000+ glob
- Directed advanced administration of Exchange Online and Teams - mailbox management, mail flow, connectors, transport rules, retention policies, and Teams calling/policies - improving collaboration efficiency by 25%.
- Managed enterprise-wide Message Retention Management (MRM) and retention label governance across mailboxes for consistent compliance enforcement at scale.
- Resolved complex Team
- Acted as primary technical face of Microsoft 365 for enterprise clients, owning end-to-end Exchange Online and Teams architecture and security.
- Designed Exchange Online mail flow architecture (transport rules, connectors, hybrid routing), improving reliability by 30% and ensuring 99.9% uptime.
- Governed Message Retention Management (MRM) and retention labels/tags (Delete, Retention, Persona
Senior Advisor Tech Support
CONCENTRIX SERVICES INDIA PRIVATE LIMITED
Dec 2019 - Jul 2021 (1 year 7 months)
- Specialized in Microsoft Exchange Online security and compliance troubleshooting, resolving complex email security escalations under minimal supervision.
- Configured and troubleshot Message Retention Management (MRM) policies, retention tags, and retention labels (Delete, Retain, Permanent retention tags) to enforce data lifecycle compliance.
- Conducted eDiscovery searches, Content Search, a
Technical Support for Azure, Exchange, Teams Microsoft Process
Manager
Self-employed
Jan 2018 - Dec 2018 (11 months)
Worked as Manager at Self-employed.
Customer Care Specialist
2degrees NZ Ltd
Mar 2017 - Jan 2018 (10 months)
Providing Desired Customer Experience to all 2Degrees customers and New-Zealander’s over the call by keeping company values at heart.
Provide Customer Service and Technical Support to 2degrees Business Customers, and MVNO customers, while demonstrating a high level of company product and services knowledge.
Manage inbound high complexity technical calls and offering technical support for products
Loss Prevention Officer
The Warehouse
Oct 2015 - Mar 2017 (1 year 5 months)
Minimizing Loss of company from all aspects
IT & Service Manager
ARCTIC HVAC ENGINEERING PRIVATE LIMITED
Aug 2009 - May 2015 (5 years 9 months)
Responsible for purchase of computer hardware and software requirement of company.
Responsible for maintaining smooth functionality of the entire IT functions of company.
Responsible to track and document changes for functional and business specifications; write detailed universally understood procedures for permanent records and for use in trainings.
Understanding and Analyzing existing business
Working as a senior agent for EarthLink, by giving the customer WOW customer experience, Primary responsibility - provide level II tech support, Minimize churn rate.
Process orders, explain product benefits and features, and respond to inquiries. Document in detail the whole procedure. Resolve issues, create trouble tickets or work orders, dispatch to the appropriate area for resolution.
Handle ca
Sales Executive
Moments
Nov 2004 - May 2005 (6 months)
Sales of Diamonds and Diamonds Studded Jewelry
CyberCafe Incharge
Cyberhut
Feb 2002 - Apr 2004 (2 years 2 months)
Managing Cyber Cafe Customers
System Administrator
Systems and Solutions
May 1999 - Jan 2002 (2 years 8 months)
Worked as System Administrator at Systems and Solutions.
Education
Degrees, certifications, and relevant coursework
Udemy
Information Security A-Z: Cyber Security Bootcamp
Issued Sep 2026
Microsoft
Microsoft 365 Certified: Administrator Expert
Issued May 2026 · Expires May 2027
Microsoft
Microsoft Certified: Identity and Access Administrator Associate
Issued May 2026 · Expires May 2027
House Of Edtech
AI Tools Workshop 7th June
Issued Jun 2026
Microsoft
Microsoft Certified: Azure Security Engineer Associate
Issued Apr 2022 · Expired Apr 2023
Microsoft
Microsoft 365 Certified: Security Administrator Associate*
Issued Apr 2022 · Expired Apr 2023
Cisco
Understanding of Cisco Network Devices
Issued Feb 2020
Microsoft
Exam 698: Installing and Configuring Windows 10
Issued Aug 2018
Aspire2 International
Diploma in Business Management with Specialisation in Information technology, Information Technology
2015 - 2017
University of Northampton
Bachelor's degree, Business Administration, Management and Operations
2015 - 2017
First Class Graduate
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Social media
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