Chandramohan M S

TOGAF 9 Certified | Solution Architect - AWS & Azure | AD Domain & O365 Migration Specialist

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Phone

+91 98403 17018

To master complete and comprehensive technology management systems and tools, and, hence, be able to provide optimum enterprise solutions to today’s and tomorrow’s organizations, enabling them to achieve their strategic goals and objectives.

Active Directory

I have a good knowledge of Windows Active Directory. I have deployed many environments as Greenfield Deployment and Migrated Several AD Domains. I have consolidated 9 AD Domains to a single AD domain, a Global Project, being AD Architect of a Migration Team in 2018 & 2015.

Microsoft Exchange

Almost worked on all the Exchange versions such as 2003, 2007, 2010, 2013, 2016. Designed and Deployed many Co-Existant & Hybrid Environments and Migrated the Mailboxes between them.

Windows Adminstration

Worked in Several Versions of Windows Server operating systems (2003/2008/2012/2016/2019). One of my job is to provide consultation to other team members to maintain the Environment in a healthy state. I have good troubleshooting skills to identify and to provice fix if any issues occur with the help of Several tools/Commands.

Office 365

Deployed the Office 365 Tenant and migrated mailboxes from Multiple Exchange Forests to Office 365. Migrated and Consolidated 200+ mail domains to 10+ mail domains as a Part of Exchange 2010 to O365 Migration, being Exchange Architect of a Migration Team in 2018 & 2015.

Core Infrastructure

Designed & Deployed ADFS, Azure AD Connect, DHCP, DNS, PKI Infrastructure, Azure AD SSO, NPS 2016 (for Wifi & VPN Authentication), Multi-Factor Authentication as a Greenfield Environment to cater 12000+ users.

Scripting

As a Windows Enthusiast my choice on scripting language is Powershell. This helped me a lot in automating multiple workflow tasks. With having a good knowledge of VBScripts, AWS Cloudformation and Yaml makes me to Take care of both On-Premise and Cloud Platforms.

AWS - Cloud Infrastructure

Designed and Deployed many core service in AWS cloud such as EC2, CloudFront, S3, ELB, Route53, VPC, ECS, RDS, Lambda, CloudWatch and IAM according to the Business requirements. Designed and Deployed 15+ AWS accounts with Cloud Best Practices like Hardening with CIS Benchmarks, SSO through Azure, Multi-Region/Account Management.

Microsoft Azure - Cloud Infrastructure

Configured SSO for 70+ Cloud Applications including AWS, Workday, ServiceNow through Azure AD. Designed and Deployed many Solutions using the Azure Platform.

VmWare

Designed and Deployed many Esx Hosts and Virtualized multiple Physical Servers to optimise the Cost and Overhead.

Miscellaneous

My Tool kit does not consist only the above mentioned skills. I have extensive knowledge on the other skills/technologies like Public DNS, Public SSL & TLS, Public Domains & URL, Web-Proxy, Hosting, Designing High-Availability & Disaster Recovery, Asset Discovery, Reporting, Monitoring & Backup.

Project Management

Service Transition & ITSM

Cost Management

Security Vulnerabilities

SIEM & Log Management

Budget Analysis

Requirement Analysis

Business Analysis

RACI Matrix

Infra Architecture

RBAC Model

Cloud Architecture

Apr 2013 – Present

Williams Lea Tag

Consultant - IT

Chennai, India

Designed and Deployed AD Forests which span across Multi-Region Datacenters, Hosted in AWS, Hybrid AD (On-Premise and Azure & AWS).
Consolidated and Carved out Many AD Domains during the Organization's Mergers and acquisitions.
Designed and Deployed different versions of Exchange, Migrated Mailboxes between Different Exchange organizations and Office365. Configured MDM Solutions like Boxtone, Blackberry and O365 InTune.
Designed and Deployed DHCP & DNS Infrastructure for the Enterprise from Scratch.
Managed Domain Registrations, Public SSL, Public DNS for the Organization.
Worked extensively on implementing and configuring AWS EC2 Services, RDS, AWS Certificate Manager, IAM, Cloudwatch, S3, Glacier, VPC, Transit Gateway, Bastion Hosts and Load Balancers for applications from the scratch.
Integrated AWS accounts with Azure Identity Provider for SSO and MFA, Automated Patching of Instances for Multi-Region and Multiple AWS accounts with Centralized Patching Solutions through Systems Manager & WSUS.
Designed and Presented many High-Level & Low-Level Design Documents for new deployments. Provided Designs for many Secure, Cost effective solutions with resilience.
Contributed a big part in automating and monitoring critical applications such as Active Directory, Exchange Servers, SQL Servers, Corporate Websites using Solarwinds.
Implemented NPS servers with Azure API for providing Multi-Factor Authentication for WiFi & VPN Infrastructure.
Have strong experience in VmWare, Centrify Linux Integration with AD, Web Proxy & Load Balancers.
Have Good Working Knowledge in Cisco Webex & Microsoft Teams, Skype for Business, Sharepoint.
Prepared Project Charters, RfP, SOW, Estimates, Risks Register, Business Case, Lessons Learned Artifacts for many projects.

Jan 2008 – Apr 2013

Tata Consultancy Services

IT Analyst

Bangalore & Chennai, India

Planned & Implemented Active Directory Infrastructure based on business requirement & replication strategy. Customized attributes of User, Computer, Group Objects through Schema Updates.
Deployed, Administered & monitored Domain Controllers.
Installed, configured & deployed Exchange 2003, 2007 & 2010 servers.
Managed migration from Legacy Exchange systems like Exchange 2003 to Exchange 2010.
Created & Deployed Group Policies including Default Domain Policy, Default Domain Controller Policy and Fine Grained Password policies.
Administration & Managed Quest Intrust Auditing, Quest Active-Roles tool & Recovery tool for ADS
Managed DNS records, Conditional Forwarders, zones, zone transfers & their replication.
Generated AD & Exchange compliance reports.
Configured & Fine tuned thresholds for MOM & SCOM alerts related to Domain Controllers, SQL Servers & Exchange Servers.
Installed, configured & deployed Forefront Identity Manager 2010 servers for Synchronization between AD Forests.
Configured & deployed FTP drop sites for Directory Sync with Downstream apps HR and Payroll systems.
Handled Cisco Ironport C370, C802 & M802 mail gateways which used for mail, spam filtering and routing. Configured Cisco Ironport Web Gateways with Proxy, Microsoft ISA 2004/2006 & TMG with Reverse Proxy.
Created Customized Power shell & VB scripts for monitoring, automation and reports on AD 2008 & Exchange 2007/2010 platform.

Oct 2005 – Dec 2007

HCL Technologies

Network, Process & Technical Trainer

Chennai, India

Trained new recruits about Networking & troubleshooting network issues.
Conducted on job refresher trainings. Documented & prepared Training materials.
Participated on Knowledge transfer of product & technological developments from Clients to technical support
Researched & Experimented new solutions & processes.
Handled a Team of 15 Member & Generated Team Reports based on KPIs.
Provided Technical Inputs to the team & Handled Escalation Calls. Monitored & Managed email & call queues
Managed PSTN exchange & Last mile in telecommunications. Administered & managed end to end connectivity between ISP & end users.
Troubleshot Customer premises equipments like switches, routers & computers, Local area networking & Wireless issues.

Dec 2004 – Sep 2005

Netvision Cybertech Pvt Ltd.,

Process Executive

Chennai, India

100 % Non-Technical, Nobody looking for a Technical Guy would be interested about the Work Profile.
Details will be provided, if you still want to find out what this is all about.