Engineer Manager

Abubakar Lasisi

Email: ab9t09@r.postjobfree.com

Phone: 857-***-****

Technical Skills:

Software:

Windows Server 2000/ 2003, Windows Server 2008 R2, Hyper-V,Active Directory, Exchange

Server 2003/2010, Internet Information Services (IIS), HTTP, FTP, Telnet, SSH, VPN, Apache,

SQL Server, MySQL, Unix, Lotus Notes, Firewall, Windows NT, NetIQ, VERITAS Backup,

Arcserve, Linux, VMware ESX, vCenter, vMotion, Oracle Database, System Center Virtual

Machine Manager (SCVMM), SCCM 07/12, APP-V, MED-V, Windows Deployment

Services, TAM, Microsoft Deployment Toolkit, Platespin

Hardware:

IBM Netfinity Server, HP Netserver, Dell PowerEdge Server, ThinkPad, Dell Latitude Laptops,

Dell OptiPlex and Precision workstations, Cisco Routers and Switches, Cisco Aironet Wireless

Networks, Blackberry and Windows Mobile Devices.

Operating Systems:

Windows Server (2008, 2003, 2000, NT 4.0), Windows (7, Vista, XP, 2000, ME, 98/95), MAC,

DOS, UNIX/Linux (OSS), Novell, Netware

Certifications/Training:

MCSE - Microsoft MCSE server + Security Specialist

MCITP - Database Administrator 2008

MCITP - Virtualization Administrator on Windows Server 2008 R2

CITRIX - Citrix Certified Administrator for Citrix XenApp 6/XenDesktop5

CompTIA- Server +

CISCO – Cisco Certified Network Associate

ITIL - ITIL v3 Foundation

DCSE - Dell Certified Systems Expert foundation Desktops/Portables

Education:

Lagos City Polytechnic

BSc. in Computer Science

Aspect (Boston, MA)

Exchange/ Lync Engineer Apr. 2013 - Present

Supported Unified messaging infrastructure for 3000 users in an international

environment (APAC/EMEA/NA)

Managed Lync co-existence environment Lync 2010/2013

Planned and executed Lync server/client updates

Provided Level 3 support for Exchange 2010

Coordinated and trained the helpdesk for level 1 support of Lync and Exchange

Reviewed and updated troubleshooting documentation for helpdesk/user

Recommended and documented best practices of Lync use to Lync performance and

increase users experience

Worked with Microsoft SMEs to review infrastructure as a gold partner

Managed Lync/exchange communication with federated partner

Designed SQL backend system to monitor system misuse (top video users, longer time

calls etc) and detect fraud (short distance call, short conference call, call forward etc) for

audit

Trained helpdesk to understand and better support users with the necessary access on lync

2013 system

Configured SCCM to monitor lync 2013 server performance with required watchnodes in

each region (APAC, EMEA & NA)

Deployed Test environment for Lync 2013 and Exchange 2010 with full functional active

directory

Market Perceptions Inc (Denver, CO)

Exchange Architect Mar. 2012- Mar. 2013

Architect for 40,000 mailbox messaging environment and implemented migration plan

from Exchange 2007 to Exchange 2010

Utilized Quest Migration Manager to facilitate the cross forest migration

Aligned source forest Active Directory structure with Microsoft’s Best Practice

Deployed F5 BIG-IP load balancer for high availability CAS Array solution

Single site implementation of Database Availability Group solution for mailbox database

resiliency

Configured Database Activation Coordination to facilitate mailbox database integrity

Created post migration documentation for project handoff to ongoing support

Developed and Deployed PowerShell scripts to perform data metrics gathering of

mailbox databases

Performed migration from OCS 2007 standard edition to Lync 1010 Enterprise Edition

Developed High Availability and Cross Site resiliency for Lync Front End Pool

Abubakar Lasisi

Deployed F5 Network Load Balancer for Lync Front End and Edge Server Pools for

optimal performance

Clackamas Community College (Oregon City, OR)

Messaging Professional May 2011-Feb. 2012

Implementation Lead and architect for Exchange 2003 to Exchange 2010 migration of

23,000 user mailboxes

Utilized existing VMware ESX environment to conduct proof of concept for migration

Adhered to Microsoft’s standards by performing capacity planning for all mailbox servers

Deployed Citrix Netscaler as hardware load balancing solution for CAS array

Implemented Data Availability Group (DAG) for high availability and site resiliency

Configured Exchange Client Access including OWA, RPC over HTTP, Active Sync and

Autodiscover

Designed and implemented multiple AD, DNS, DHCP across windows server platforms

Installed SQL databases for following Blackberry Enterprise 5.0.2 install

Designed and engineered Lync 2010 with UM and PBX integration

All server roles except Mediation Server running on ESX host for additional redundancy

Integration of Lync Client and existing telephone system

Integrated Lync 2010 and Exchange 2010 for IMs within OWA

Valley Regional Fire Authority (Auburn, WA)

Messaging/System Admin Jul. 2010-Apr. 2011

Performed site analyses for existing environment to improve efficiency

Physical to Virtual transition of Windows 2003 servers to Hyper V platform

Contributed to corporate deployment of SCR disaster recovery solution

Facilitated Exchange 2003 to Exchange 2010 migration of 10,000 mailbox accounts

Implementation of Cluster Continuous Replication as a high availability solution for

mailbox server roles

Configured Kemp hardware load balancing solution for increased performance of

deployed client access server array

Installation of Exchange 2007 server roles for Exchange 2003 Migration

Crowley Maritime Corporation (Jacksonville, FL)

Network and Active Directory Admin Dec. 2009 - Jun. 2010

Administered support for Active Directory spanning across multiple sites

Creation of Group Policies (GPO)

Installed Microsoft Outlook for Clients and provided desktop support

Configured port rules for Barracuda Hardware firewall

Deployed Cisco Layer 3 switches and completed creation of VLANs

Wrote end-user training documentation as well as performed risk evaluation

Zenith International Bank PLC. (Nigeria)

Infrastructure Support Engineer Jan.2007 – Nov. 2009

Supported and administered network infrastructures and telecommunications systems of

Data Center that supported more than 1000 staff

Configured, monitored and maintained Virtual Server farms consisting VMWARE, Citrix

and HyperV

Participated in migration of ED-novel to AD-Microsoft, SharePoint, exchange, file and

WEB servers

Managed UNIX/Linux, SQL, Microsoft/Wintel servers to ensure reliability

Implemented TCP/IP services on server for DHCP, VPN,WINS, DNS, IIS, and FTP etc.

Perform Second level support to Network devices like routers, switches firewall, load

balancer to maintained High security and functionality

Participated in Implementation Management (CIM), document and submits change

control result to management

Established administrative responsibilities including the addition and changes to users'

desktop and creation of user/email accounts on Active Directory

Installed and configure servers on RAID and Clustering, NAS/SAN in addition to

facilitating backup & restoration

Configured and supervised monitoring status of scanners and printers utilizing HP Jet

admin in addition to upgrading printer firmware and handling installations

Supported servers for transaction of commercial payments for the public

Habmon Technology ltd (Nigeria)

Helpdesk/LAN Technician Aug. 2004 – Dec 2006

Supported User/Customers on-site and remotely

Abubakar Lasisi

Installed and Configured desktop PC's, determined hardware/software problems,

troubleshoot connectivity problems, and make sure user fulfilment

Installed and Maintained Network/Stand-alone Printers and scanners

Reviewed and custom built computers to outfit clients' requirements

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