Sr. Engineer Resume

SUMMARY

PROFESSIONAL EXPERIENCE

Sr. Engineer (Email Engineering and Architecture)

Confidential (Full Time Telecommuter)

Design and execute Exchange Server 2010/2013/2016 email migrations of mergers and acquisitions using Quest Migration Manager and/or PowerShell scripting
Create and update test plan, execution plan, task plan, Runbook, Visio diagrams
Analyze Exchange performance for capacity planning
Collect discovery data to analyze business and technical requirements
Implement GAL sync and free/busy integration with business partners using Quest Collaboration Services, in-house code, Exchange Federation, Exchange Cross Forest Availability
Coordinate DNS, network and firewall changes required for migration and integration connectivity
Designed Office 365 Exchange Online hybrid architecture for migration to the cloud
Collaborate with Azure AD team regarding Azure AD connect sync and SSO/Modern Auth/OAuth
Perform research, evaluation and proof concept testing of new tools and technology
Partner with DevOps team to enhance automation and self-service tools
Operate successfully within an extremely large and complex email environment of a Fortune 5 healthcare company with over 200k employees

Key Achievements:

Migrated the largest acquisition of over 6k Exchange server mailboxes
Established standards, processes and procedures that improved team efficiency
Earned multiple Bravo awards for engineering successful email migrations
Decommissioned Quest Collaboration services, saving company over 100k in license cost
Provided technical input for the development of the GAL sync application that replaced Quest services
Engineered the migrations from Quest free/busy syncs to real-time Exchange Federation and Availability
Designed a highly complex Exchange Online hybrid migration architecture

Sr. Confidential Engineer

Confidential, Baltimore, MD

Responsible for the computer and network infrastructure supporting over 3,000 end users
Perform planning, design and deployment of various engineering initiatives of high complexity
Provide ongoing 3rd tier technical support and serve on-call rotation duties

Manage and Maintain:

Over 900 Microsoft Windows Server 2003/2008 servers including: DHCP clusters, DNS, File clusters, Print, RRAS, IIS farms, Terminal server farms, SQL, etc.
Physical infrastructure hosted in Colocation Data Center (DataPoint)
Exchange Server 2010 infrastructure consisting of 3 DAGs for HA and DR hosting over 3,000 mailboxes
BES 5.0.3 servers hosting over 500 accounts
Postini hosted edge MTA providing email security against Malware and SPAM
Zix gateway clusters providing email encryption and TLS
Microsoft Lync Server 2010 Front End Pool and Archive servers
SCOM 2007 R2 monitoring over 900 agents
Multiple enterprise WS FTP 7.5 server clusters
Microsoft Forefront Threat Management Gateway 2010
VMware ESXi 4.1, 5.0, 5.1 infrastructure consisting of 4 data centers, 10 clusters, 50 hosts, 700 VMs
Active Directory environment consisting of 8 sites, 18 domain controllers, and over 8000 objects
MSCS server clusters utilizing SAN backend to provide high availability for File, SQL, Exchange Server
NLB clusters and TMG web farms to provide load sharing and high availability for web front end servers
FC-SW SAN consisting of EMC storage Confidential (CX300/CX3-20) and switches
Multiple dedicated ISCSI SANs utilizing Cisco 3750, Force10 S60 and 4810 switches

Key Achievements:

Migrated Exchange Server 2003 to Exchange Server 2010 with high availability and disaster recovery
Designed and deployed Lync Server 2010 with high availability
Migrated Windows server 2003 terminal services to Windows server 2008 R2 RDS
Implemented highly available DHCP services
Migrated the enterprise file server from Windows server 2003 to Windows server 2008
Designed and deployed UCS blade infrastructure
Migrated from Blue Coat web proxy appliances to Zscaler cloud proxy
Migrated SQL server LUNs hosted on Dell Equallogic storage to EMC VMAX
Performed a Data Center and office Re-IP
Migrated Zix VPM gateway from physical to virtual machines