To obtain an IT position that will utilize and enhance my analytical and technical problem solving skills, while contributing to the growth and development of the company and fellow colleagues.
Overview
23
23
years of professional experience
1
1
Certification
Work History
Sr. Systems Engineer
Memorial Sloan Kettering Cancer Center / Anderson Consulting Services, LLC
03.2023 - Current
Developed and implemented an automated workflows using PowerShell scripting, to process on-premise Microsoft Exchange / Exchange Online (EXO) tier 1 and 2 admin requests submitted to the ServiceNow ticketing platform.
Administer and troubleshoot Microsoft Exchange, EXO and Office 365 cloud applications in a hybrid Microsoft Exchange 2019 environment.
Configured and manage security and compliance features such as data loss prevention (DLP), retention policies, and encryption in Microsoft 365.
Implement, manage and troubleshoot Conditional Access policies to ensure secure access to environment resources.
Configure, manage and administer enterprise applications and app registrations.
Assign and manage RBAC roles to ensure appropriate access levels.
Sr. Systems Engineer
Softchoice LLC
04.2022 - 03.2023
Client: Planned Parenthood - Mar Monte
Performed merger and acquisition, O365 tenant to tenant migration of 1500 mailboxes, user accounts and associated workstations via the use of BitTitan’s MigrationWiz utility and Quest MMAD.
Collaborated with stakeholders addressing and providing technical concerns and considerations in relation to best practices during the consolidation and migration phases of both user and server resources.
Provided technical support during the integration process, troubleshooting issues, and optimizing best practice configurations for enhanced system performance.
Client: Alphia Inc.
Performed end-to-end discoveries of multiple legacy source to target environments, Created customized migration strategies for existing user data and workflows to a consolidated hybrid M365 environment via the use of Quest Migration Manger for AD.
Configured AAD connect, and Exchange 2019 Hybrid servers in the target domain in preparation of migration and consolidation of three source Active Directory domains to fourth target domain.
Developed automated process via the use of PowerShell scripts to compare and modify Active Directory (AD) groups and their memberships between the legacy source and target environments prior to directory synchronization to the target M365 tenant.
Resolved issues related to operational components for LAN, WAN and voice systems.
Sr. Systems Engineer
Arch Capital
03.2021 - 04.2022
Supported a Multi-Geo M365 Microsoft Exchange hybrid environment. Troubleshoot email delivery and security. Troubleshoot and resolved Outlook connectivity, Modern authentication, OWA, EWS, ActiveSync and MAPI connectivity issues.
Configured MFA and Conditional Access Policies to both restrict and allow application access for specific Trusted IP’s and/or locations.
Implemented and configured an Azure AD DS managed domain user forest to natively extend the Azure AD infrastructure to establish secure LDAP communication to authorize and authenticate synchronized Azure AD accounts against Atlas’ MongoDB’s cloud based database solution.
Configure email gateway policies and transport rules in conjunction with corporate security, Exchange online (EXO) and Mimecast security standards.
Sr. Systems Engineer
Sciquest / Jaggaer
07.2017 - 03.2021
Architect, configured and implemented processes in the preparation to both synchronize and migrate on-prem mail-enabled objects from an Exchange 2010 DAG / hybrid environment to an Exchange 2016 hybrid environment.
Architect a cross-forest Active Directory (AD) migration / consolidation strategy from a legacy disjointed 3 forest, 4 domain environment to a contiguous single forest, single domain infrastructure thru the use of Quest Migration Manager for Active Directory.
Performed maintenance and cleanup of Active Directory User Objects with reported inconsistencies via IDFIX and PowerShell scripts that prevented the successful synchronization of objects via the Azure AD Connector to O365.
Administered and configured the Mimecast perimeter solution to provide messaging hygiene via the use of targeted threat protection (TTP) policies and Profile Groups.
Configured SPF, DMARC and DKIM (1024/2048) encryption and records in DNS to ensure and maintain the messaging integrity and reputation of the Jaggaer messaging environment.
Implemented and configured DLP policies for all online data residing in OneDrive, Exchange and SharePoint Online.
Provide L3 support and documented processes for O365, OneDrive and SharePoint online applications.
Cloud Messaging Engineer
Platform Specialty Products
07.2016 - 07.2017
Architect, configured and deployed system monitoring and analysis tools in alignment with Identity and Access Management platforms.
Architect, configured and implemented an Azure regionally defined, high-availability (HA) SMTP relay solution to centralize application and device message routing.
Provided business sponsors and Information Technology leadership with regular project status, variances to plan, and identification of corrective actions in alignment with ITIL methodologies and best practices.
Developed automated solutions that provisioned migrated user’s remote mailbox accounts in a hybrid environment via the use of EMS PowerShell cmdlets.
Developed automated task that monitored Exchange 2016 messaging queue thresholds via the use of EMS PowerShell cmdlets and scheduled tasks.
Vertitude Professional Services - Senior Exchange Engineer
Fidelity Investments
09.2014 - 07.2016
Provide architectural designs and escalation support in a geographically dispersed “Hybrid” Exchange 2007 CCR/SCR and Exchange 2013 “Active/Active” DAG configuration, hosting over 70,000 mail enabled objects.
Migrated a Fidelity charitable “non-profit” organization (New Hampshire YMCA (NHYMCA)) from Exchange 2003 to Exchange Online (Office 365) for approximately 1600 users.
Develop automated solutions to assist in user management administration and tools to assist in proactive responses to known client and server side issues (e.g. archive ingestion and shared/application mailbox size limit issues), via the use of C# and PowerShell managed code.
Exchange Architect
Static Control Components
10.2013 - 09.2014
Architect, implemented and migrated 2 geographically dispersed legacy Exchange environments, hosting approximately 1500 mail-enabled user and resource objects, from an Exchange 2003 to Exchange 2010 centralized messaging organization.
Devised and executed a globally dispersed multi-site migration strategy to consolidate and upgrade an existing disjointed, multi-domain AD infrastructure from a legacy Windows 2003 to Windows 2012 operating platform.
Implemented, configured and administered a multi-role virtualized Lync 2013 server, facilitating approximately a 100 user collaboration pilot
Provide third level support for both server and client side messaging applications, hardware and mobile devices.
Fidelity Investments - Senior Exchange Engineer
Fidelity Investments
04.2012 - 10.2013
Provide third level support for both front/back end messaging applications and hardware (i.e. Exchange 2007 Clustered environment), Outlook 2003/2007/2010, Blackberry, Enterprise Vault 9, Mobile Iron, SendMail, Trend IMSS and ActiveSync.
Provide automated solutions to provide proactive responses to known server side issue (i.e. health checks, mailstorms, dismounted databases) via the use of C# and PowerShell.
Identify and modify mail -enabled disabled AD user and resource objects based upon business requirements within a disjointed multi-forest, multi-domain configuration.
Sr. Messaging Engineer
Blue Cross Blue Shield NC
07.2010 - 04.2012
Provide architectural and senior level support, for over 6000 Outlook 2007 mail-enabled user objects, hosted on three Exchange 2007 SCC clustered messaging servers.
Automated Exchange 2007 database utilities (e.g. ESEUTIL), in addition to server integrity and response solutions (e.g. database and message queue status) via C# and PowerShell scripting language.
Automated solutions for the verification and identification of non-ingested and/or orphaned items via the Symantec Enterprise Vault archival application for 6000 plus mail-enabled user objects.
ArTech Information Systems - Exchange Architect
IBM Global Services - State of Georgia
06.2009 - 07.2010
Assisted in the development and implementation of the messaging architecture strategy for the State of Georgia’s 50K government employees to perform the migration from their current legacy Novell GroupWise/Exchange 2003 messaging environments to the targeted Microsoft Windows 2008 and Exchange 2007 messaging environment.
Developed technical documentation process for the migration of messaging data through the utilization of Quest’s GroupWise Migrator for Exchange from the legacy GroupWise environment to the targeted Microsoft Exchange 2007 environment.
Created automated utilities (via the use of VBScript and PowerShell scripting) to gather user data from a legacy Exchange 2003 messaging environment to assist in the migration strategy (e.g. OU creation, mailbox storage requirements), to the newly implemented Exchange 2007/Windows 2008 Active Directory/messaging environment.
Apex Systems Inc - Exchange Engineer/Administrator
Fidelity Investments
03.2007 - 02.2009
Developed and implemented automated processes to modify multiple NT accounts AD attributes and Exchange server side rules, to assist in the migration of existing internal Exchange email accounts to their newly acquired external messaging platform.
Provided third level support for both front/back end messaging applications and hardware (i.e. Exchange 2000 /2003 Clustered environments), Outlook 2003 and RIM Blackberry.
NewData Strategies Inc - Exchange Engineer
Frito Lay (PepsiCo)
08.2005 - 03.2007
Provide senior (3rd) level support for both remote clientele’s front/back end software applications and hardware (i.e. Exchange 2003 (Stand-Alone and Clustered environments), Outlook 2003 and RIM Blackberry, Smartphone and Mobile 5 device setup and configuration.
Implemented, upgraded and administered corporate wide antivirus software (Trend Micro ServerProtect and ScanMail) solution for 350 Exchange servers residing in 90 sites both domestic and internationally.
Troubleshoot, monitored and maintained mail queues, server resources and network connectivity between Exchange servers and sites remotely, through the use of such utilities as PCAnywhere, VNC and IBM’s Tivoli client. Provide 24X7 support and administration for 250 plus servers spanning 85 Exchange sites hosting approximately 150,000 end users globally within a Mixed-Mode, WAN environment.
Education
Certificate - Network Engineering
CHUBB INSTITUTE OF TECHNOLOGY
Parsippany, New Jersey
06.1997
Approximately 86 credits earned towards BA - Graphic Arts
UNIVERSITY OF ARIZONA
Tucson, Arizona
01.1991
Skills
Root-cause analysis
Cloud services
Process documentation
Project management
Certification
Microsoft Certified Professional ID: 1053340
Microsoft Certification Status
Title: Microsoft Certified Professional
Date Achieved: Jun 21, 1999
Quest Certification Status
Title: Quest ODM for Active Directory
Date Achieved: April 4, 2023
Quest ODM for Exchange
Date Achieved: February 8, 2023
Mimecast Certification Status
Title: Secure Email Gateway Warrior Certification
Date Achieved: 11/17/2021
Timeline
Sr. Systems Engineer
Memorial Sloan Kettering Cancer Center / Anderson Consulting Services, LLC
03.2023 - Current
Sr. Systems Engineer
Softchoice LLC
04.2022 - 03.2023
Sr. Systems Engineer
Arch Capital
03.2021 - 04.2022
Sr. Systems Engineer
Sciquest / Jaggaer
07.2017 - 03.2021
Cloud Messaging Engineer
Platform Specialty Products
07.2016 - 07.2017
Vertitude Professional Services - Senior Exchange Engineer
Fidelity Investments
09.2014 - 07.2016
Exchange Architect
Static Control Components
10.2013 - 09.2014
Fidelity Investments - Senior Exchange Engineer
Fidelity Investments
04.2012 - 10.2013
Sr. Messaging Engineer
Blue Cross Blue Shield NC
07.2010 - 04.2012
ArTech Information Systems - Exchange Architect
IBM Global Services - State of Georgia
06.2009 - 07.2010
Apex Systems Inc - Exchange Engineer/Administrator
POSTDOCTORAL RESEARCH ASSOCIATE at Memorial Sloan Kettering Cancer Center, Sloan Kettering Institute, Cell Biology DepartmentPOSTDOCTORAL RESEARCH ASSOCIATE at Memorial Sloan Kettering Cancer Center, Sloan Kettering Institute, Cell Biology Department
Site Supervisor at New York Cancer & Blood Specialist (Affiliated with Memorial Sloan Kettering Cancer Center)Site Supervisor at New York Cancer & Blood Specialist (Affiliated with Memorial Sloan Kettering Cancer Center)
Guest Service Representative/Concierge at Memorial Sloan Kettering Cancer Center Josie Robertson Surgery CenterGuest Service Representative/Concierge at Memorial Sloan Kettering Cancer Center Josie Robertson Surgery Center
Administrative Associate II at Department of Public Safety-Juvenile Court OfficeAdministrative Associate II at Department of Public Safety-Juvenile Court Office