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Senior Exchange Engineer

New York, NY
September 23, 2022

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*+ years’ experience in Office/Exchange and Cloud.

Handle requests related to mail quotas, delegation, rights management, and individual mail restores.

Write PowerShell scripts from scratch, edit and read for automation process like Exchange, Teams, and Office 365.

Install, configure, deploy, test, and support Microsoft Exchange Servers 2010, 2013, 2016, 2019/ Microsoft Exchange online.

Manage Microsoft Exchange Servers, configuring, patching, and troubleshooting, including DAGs, database maintenance, server health and performance.

Designed, developed, and deployed meta-directory services using Microsoft's Identity Lifecycle Manager to provision Active Directory with User Accounts and attributes (name, phone, email address info, location, etc.).

Experience creating, monitoring, and managing user accounts and monitoring Service health in Office 365/Microsoft Azure.

Performed administrative tasks with PowerShell for Exchange, Azure, and Skype for Business, SharePoint, and One-Drive.

Configure Skype-for-Business protocols and balance server workloads.

Manage mail flow to allow optimal use of systems.

Experience working with Windows and Linux environments including system administration, troubleshooting and performance.

Configure ADFS to provide seamless SSO to end users.

Demonstrated skill with virtual servers and setting up VOIP systems.

Experienced with network storage and security.

Monitor Office 365 systems, automate and execute Office 365 procedures using Windows PowerShell.

Apply extensive knowledge of Windows Server (2008, 2012 R2, 2016, 2019) and operating systems (Windows 7, Windows 10, Windows 11).

Design, configure, implement, and maintain enterprise messaging environments using Office 365 and Skype on Azure Cloud.

Set up, configure, and administer Microsoft Exchange servers in multiple Database Availability Groups (DAGs).

Work with PowerShell scripting for administration, operations, configuration, and reporting.

Experience in migration to newer versions of Microsoft messaging technologies.

Business knowledge of Cloud Computing models, architectures, and implementations in relation to Office 365.

In-depth knowledge of ITIL processes and how to apply them in enterprise scenarios.

Designed, build and implementation of conferencing solutions; Office 365 Multi-Tenant (Skype-for-Business).

Migrated user mailboxes to Office 365 in batches and run reports on batch progression.

Managed and administer Microsoft Exchange/Skype for Business server and Active Directory Infrastructures.

Experienced working with governance, release holds, and Active Directory on prem and on Azure Cloud.

Created Test Environments for Migration process.

Experienced with Office 365 migrations and hybrid solutions.

Knowledge and hands-on experience with networking protocols and components, including TCP/IP, DNS, SIP, MAPI, SMTP.

Experienced implementing virtual machines on Azure cloud using various Azure VMs.

Provided L3 escalation support for all Azure Cloud functions, issues and troubleshooting.

Created group policies and management of users in Active Directory on prem and on Azure Cloud.


Exchange – Hybrid/Cutover/Staged migrations, Centralized, Non-centralized, Database Availability Group (DAG), Client Access Array (CAA), Recipient management, DAC Mode, Hub Transport Server, Outlook Web App (OWA), High Availability, Resiliency.

Office 365 - Exchange Admin Center (EAC), Licensing, Active Directory Federation Services (ADFS), Exchange Online Protection (EOP), Security and Compliance center, Azure AD Connect, Azure AD (AAD), Usage reports, Service health.

Servers - Microsoft Exchange Servers 2010, 2013, 2016, 2019, Windows Servers 2019, 2012 R2, 2012, 2008 R2, 2008 R2, SQL Server, Oracle Server.

Active Directory: AD DS, DirSync, Azure AD Connect, ADAM, AD LDS, Active Directory Schema, Replication, GC, Domain and Trusts, Sites and Services, Authentication, LDAP

Operating Systems/Environments: Windows 7, Windows 10, Windows Server 2008 R2, Windows Server 2012, Windows Server 2016 Citrix XenDesktop, Android OS versions 4.1-8.0, IOS 8-10. Surface Hubs

Hypervisors - HyperV, VMWare/VSphere, VirtualBox, Virtual Machine.

Unified Communications: Pool Pairing, SQL Mirroring, Persistent Chat, Web App Server, Windows Fabric, Groups, Pool Direction, Reverse Proxy, Survivable Branch Appliances (SBA), Session Border Control (SBC), SIP, SIP Trunk, Migration

Email Services, UM Call Routers, Pools, Mobile Device Management

Change Management tools: Remedy, Service Now.

PowerShell: PowerShell 3, PowerShell 4, PowerShell 5

Messaging Tools: Exchange management console (EMC), Office 365 Admin Center, Exchange Online Protection (EOP), Exchange Admin Center (EAC), Exchange Best Practices Analyzer, Hybrid Configuration Wizard

Software and Cloud Tools: SCCM, AirWatch, Mobile Iron, SharePoint Online, OneDrive, Intune, Endpoint Manager, Autopilot, Power Apps, Flow.

Protocols: POP, IMAP, DHCP, TCP/IP, DNS, SIP, MAPI, SMTP, VPN, WINS, Critical Access Protocols (HTTP, IMAP, SMTP, POP, MAPI)



San Rafael, CA / 05/2020 – Present

Sr. Microsoft 365/Azure Architect

Autodesk, Inc. is an American multinational software corporation that makes software products and services for the architecture, engineering, construction, manufacturing, media, education, and entertainment industries.

Engaged with networking teams to ensure proper routing, authentication, and communication.

Managed Users, Groups and Computer accounts and domain functionality experience with Active Directory functionalities, Group Policy, DNS, and DHCP

Designed and implemented DLP policies in Office-365 and monitored and administered ATP policies in Office 365.

Implemented VMs (Hyper-V) to test migrations, patching and end user experience.

Enabled Office 365 hybrid environment, validate configurations, connections, policies, and health status before moving Azure AD.

Configured Azure AD connect to sync the Active Directory attributes to the cloud, including passwords (password hash), policies and settings.

Used Hybrid Migration Wizard in the Exchange Admin Console to enable and set up the Exchange Online requirements before migrating mailboxes, policies, and settings.

Troubleshot mail flow transport rules applying email filtering, such as spam detector and blocked domains/IPs.

Implemented Microsoft Intune for MDM management on endpoint devices.

Managed user licensing based on groups, policies or users, enabled/disabled licenses using PowerShell.

Enabled Skype-for-Business Online for Office 365 migrated users.

Hands-on design and implementation of Exchange Online, Exchange Online Protection, Skype for Business

Managed day to day run book as a deliverable with troubleshooting procedures for Office 365 and Microsoft Azure with training and support for on-site engineering and help desk.

Ran health checks on the current deployment and reported to management on current infrastructure and required changes.

Acted as a trusted advisor for decisions related to MS O365 related products (SharePoint, Skype/Lync, Exchange, OneDrive, Yammer, Project Online etc.) and services

Deployed ADFS for federate Azure AD with third-party tools using App registrations and Enterprise Apps.

Utilized Microsoft Intune Integration with a Security Group for Advance MDM management on the Hybrid Exchange environment.

Installed Azure AD Connect and configured it to sync with the 0ffice 365 tenant.

Created Skype for business federation with o365 to migrate accounts.

Installed SBC to allow hybrid configuration in Skype for business.

Participated in knowledge transfer across teams, creating and setting standards for appropriate documentation and sharing expertise when appropriate


Charlotte, NC / 07 2018 – 05/2020

Sr. Office 365 Engineer

JELD-WEN designs, produces and distributes interior and exterior doors, wood, vinyl and aluminum windows, wall systems, shower enclosures, closet systems and other components used in the new construction, as well as repair and remodel of residential homes and non-residential buildings.

Operational Support and systems engineering of Exchange and Microsoft 365 in a large enterprise infrastructure (+10,000 users)

Installed and provisioned Windows Server 2016 in order to deploy the Exchange server 2016 software.

Enabled Office 365 tenant to tenant migration of directories, messaging and shared data while maintaining coexistence and collaboration.

Validated the ADFS environment before the migration, configuring it following the best practices for optimal performance for Office 365.

Migrated 18,000 users from Skype for Business Online to MS Teams,

Planned, deployed and configured MS Teams coexistence mode, policies, direct routing, and QoS

Followed ITIL best practices for request changes on the servers, including patching, upgrade, rollbacks, and installations.

Managed Certification of Authority, for self-sign and third-party certificates, configure public certificates for secure mail flow delivering in the environment.

Managed DAGs on Exchange Server 2013, including fail-over tasks, validate DB health, and mount/dismount DBs using ESEUTIL.

Provided Tier II/III level proactive technical support and problem resolution.

Worked daily with internal Ticketing System answering tickets, writing ticket scripts, searching the ticketing system, providing in-ticket documentation of problems and their solutions, and escalating and moving tickets when necessary.

Assisted users with Microsoft Office 365 Mobile Apps and mobile Outlook Web App.

Created and maintained detailed documentation of Microsoft 365 processes and procedures.

Administered and supported system backup and disaster recovery process.

Documentation of Exchange/M365 configuration, change and incident management.

Provided monthly metrics on platform usage and key measurements.

Troubleshot mail flow transport rules applying email filtering, such as spam detector and blocked domains/IPs.

Suggested and implemented the latest technologies and software solutions

Utilized Active Directory to move objects in the organization units, add/remove permissions from users, and name or rename objects as needed.

Track project timelines and documentation of the processes and end results.

Identified and mitigated security issues regarding servers, desktops, and related devices.

Managed access control policies and GPOs for user accounts in Active Directory

Set up a multi-user environment in a Microsoft Windows Remote Desktop Services (RDS) environment with Client Access Licenses (CALS). Also created all documentation associated with the software.

Worked on virtual servers set up with VMWare and created a virtual Windows laptop to run out-of-date equipment on more reliable hardware.

Trained users to work with various software systems, including Outlook, Microsoft Office 365 Applications, Microsoft Outlook Web Application (OWA) SharePoint, OneDrive, etc.

Frontier Communications

Norwalk, CT / 10/2016 – 07/2018

Exchange/Skype Adminintrator

Frontier Communications is a telecommunications company that serves rural areas and smaller communities and several large metropolitan markets.

Designed and architected Skype expansion to branch sites by deploying survivable branch appliances.

Implemented Windows 2012R2 servers in a virtual environment using Microsoft Hyper-V.

Implemented pool paring setup for disaster recovery purposes and tested with PowerShell.

Successfully migrated Users Mailboxes from Exchange 2013 to Office 365 to create a hybrid deployment for the business.

Planned, configured, deployed, and provisioned new Teams environment for new hybrid communications.

Configured Azure AD Connect and ADFS for Active Directory synchronization/Federation with on-prem Active Directory, including test account creation and started a pilot migration.

Installed and configured Exchange Server 2016 provisioning the mailbox role and configured for hybrid deployment.

Organized and worked with Exchange 2013 infrastructure for the deployment of the hybrid environment.

Managed and supported Skype-for-Business Unified Communications Enterprise environment consisting of multiple servers, a load balancer, and several media gateways, providing voice and video over IP, instant messaging, presence, web conferencing, video integration and Unified Messaging for users across multiple locations.

Implemented Teams/Skype-for-Business and integrated with Skype-for-Business online.

Applied call policies and normalization rules, IT, and Telecommunications administrator.

Acted as additional support for the Skype deployment for IM, A/V, and Enterprise Voice services.

Ran Hybrid Setup Wizard on CAS server to set up Hybrid environment.

Created Endpoint to perform migration.

Performed hands-on technical troubleshooting (e.g., migration errors such as failed mailbox moves, and connectivity errors, etc., Active Directory issues, network issues, etc.).

Changed UPN of the employees to match the user account for migrated users.

Tested functionality of OneDrive and 2-Factor Authentication before UPN Change on Windows and mobile devices.

Fixed AD object (Distribution List, Generic Mailbox and Resource Mailbox) to sync with cloud using IDFix tool before migration as recommended by Microsoft.

Performed Test Cases before migration of the mailboxes to check the impact of Skype, Unified Messaging.

Tested functionality after migration for users.

Automated and executed Office 365 procedures utilizing Windows PowerShell.


SAN Francisco, CA / 08/2015 – 10/2016

Help Desk Support

BairesDev architects and engineers scalable and high-performing software solutions to meet the business challenges of our clients.

Performed computer IT/hardware/software technical troubleshooting for hundreds of users.

Applied knowledge of wireless networking and VPN technologies.

Identified weak process procedures, implement changes by identifying inefficiencies in the tasks.

Track timelines for internal IT projects, including surveying, and closures.

Facilitated workshops, meetings, and reviews with end users and stakeholders for enhanced.

Installed and keep up to date Windows desktop versions, and Servers in 2008R2.

Support desktop issues for Windows desktop versions.

Optimized digital workflows to deliver more efficient accesses for the staff members this to give them accurate updates.

Diagnosed, monitored, and resolved networks and server issues.

Used remote software to assist users with quick resolutions.

Set up video conferencing and implemented and supported telecommunication systems (e.g., VoIP).

Set up and installed Office 365 and other applications.

Utilized Active Directory to set up new employees.

Assembled workstations and set up remote services and printer servers.

Configured and supported hardware, printers, peripherals, services, settings, directories, storage, among other devices.

Administered Microsoft Exchange mail user accounts Active Directory providing GP and privileges.

Troubleshot Windows desktop systems and applications.


Technologico De Estudios Superiores De Cuatitlan Izcalli /Certification in Information Technology


AZ-900: Microsoft Azure Fundamentals

MS-900: Microsoft 365 Fundamentals

Scrum Foundation

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