Technical consultant working on complex identity & Office 365 transformation projects involving migrations from Microsoft Exchange, shared/personal drives, as well as competing tech like Google G Suite, to Microsoft Office 365 suite. More recently I also carried out tenant to tenant migrations in merger as well as divestiture scenarios. My typical engagements cover client environment discovery, contributing to strategy and design workshops, solution architecture & design, migration / transformation and handover to live services. My clients include well-known organisations from the public sector, financial sector as well as private sector.

• Installation and maintenance of Windows Servers using Windows Server 2008 / 2012.• Configuration and administration of MySQL and Microsoft SQL server including database backups and restore operations.• Troubleshooting technical problems in Windows Server, application software and network devices, found as a result of proactive monitoring or in response to a support incident.• Windows Server / Application patch installation, backups and carrying out-of-hours work to resolve incidents or undertake planned maintenance with minimum impact on users.• Design, implementation and support of virtualized infrastructure using Hyper V and oVirt.• Installation and optimization of PRTG Network Monitor ensuring 24/7 network and application monitoring, reporting and email/SMS alerts.• Proactive monitoring of systems health using PRTG graphs, Windows performance monitor, event logs.• Backup data according to policy and procedures and support periodic tests to ensure recovery in the event of systems failure or loss. • Maintenance and support for an Apache web server farm of 8 servers that ran the Learning Management System (LMS) web application used by over 4,000 users.• Performing frequent server checks and implements patches on servers and configuration changes running on Linux systems• Deployment, Installation and Support of Microsoft Team Foundation Server 2013.• Writing technical high-level and low-level design documents for approval of large scale infrastructure projects as well as documentation of systems configuration.

• Installation of new physical and virtual servers running Windows Server 2008 / 2008 R2 and maintenance /support of existing server base consisting of about 25 servers.• Implementing planned changes to configuration of networking equipment like Cisco switches, routers & Cisco ASA firewalls.• Carried out installation of Windows Server 2008 R2 domain controllers, transitioned services like DNS and DHCP to new servers, and decommissioned the old Windows Server 2003 domain controllers.• Implemented a highly available DHCP server using the split-scope method.• Proactively monitor, analyse and troubleshoot server and networking issues.• Routine configuration and support of Avaya IP telephony system at the London head-office.• Administration of an Active Directory forest of over 1,000 users located over 5 sites geographically spread in various parts of UK including London, Northampton, Ingatestone, Kenway and Bournemouth.• Maintenance and support of the remote access solutions including Cisco VPN and Windows Remote Desktop services in a multi-tunnel, site-to-site and client-to-site environment.• Root cause analysis of all problems and trend analysis of incidents to identify opportunities to improve services.• Installation and maintenance of Sophos AV Protection and backup using Symantec Backup Exec.• Regular monitoring, event log analysis and reporting of systems and network performance to identify and resolve current and potential issues.• Attend out of hours where necessary to resolve incidents and/or undertake planned maintenance with minimum impact on users.

• Working on networking projects involving technologies including but not limited to Cisco routers and switches, Cisco ASA & PIX Firewalls, Fortinet and Windows Server systems.• Implementing Cisco networks, Multi-Layer switching, Dynamic Routing, VPNs and Firewall Security at/between network sites.• Deployment of complex projects including Campus networks using dynamic routing protocols (i.e OSPF, EIGRP and BGP)• Implementing high availability using MSTP, First hop redundancy & dynamic routing.• Achieving high efficiency using VLans, DHCP, Wireless Networks, Ether-channels and CEF• Designing & Implementing layer 2 security plans using various security measures including but not limited to IBNS, 802.1x, DHCP Snooping, Private VLans, DMZ, Wireless Security, IP Source guards and Port-security.• Liaison/consultation with client before/during execution of a project.• Dealing with network support team and support tasks on a day-to-day basis.• Providing training and updates to sites and other Network Engineers.

• Build/configuration of HP/Dell servers using Hyper-V, Windows Server 2008 R2, Active Directory, Microsoft Exchange, SQL Server , Remote Desktop Services, DFS and more.• Support & maintenance of servers for clients including domain controllers, file servers, Exchange 2003 /2010 servers.• Maintenance and support of clients’ networking and other equipment like SonicWALL/Fortinet/Cisco ASA firewalls, Cisco/other routers, Cisco & HP network switches, wireless access points of various makes including those running 3rd party DD-WRT firmware, HP printers etc.• Active Directory administration and troubleshooting Active Directory issues using various low-level tools like DCDIAG, LDFIDE, ADSIEDIT, netdom, REPADMIN, telnet etc.• Assisting desktop support team with complex PC/laptop hardware and software problems.• Carrying out network audits and preparing reports to advise infrastructure changes / upgrades.• Troubleshooting of various Exchange / mail issues using event logs, message tracking, SMTP and POP troubleshooting using Telnet etc in addition to client side troubleshooting using Outlook advanced logging.• Assisted with over 10 server / network migration projects including setup & configuration of firewalls, publishing services to the Internet, installing and configuring Domain Controllers, DHCP and DNS services, Terminal Servers, networking equipment, group policies and logon scripts configuration etc.• Assisted with various Exchange migrations as a team member, including installation of Exchange servers, moving mail boxes, testing and troubleshooting Outlook and ActiveSync client connectivity on various types of mobile devices.

• Dealing with approximately 5-10 support tickets per day relevant to Windows server systems or Cisco networking gear.• New client site audits and documentation of network infrastructure.• Setting up and managing switched networks with multiple segments and configuring routing between them.• Configuring and supporting Cisco and other routers doing NAT as well as routing.• Securing networks using Fortinet, Cisco PIX and ASA firewalls using static and dynamic NAT, access lists and IPSEC VPNs.• Installing and supporting Windows Server 2003 and 2008 server systems • Setting up virtualisation hosts on Microsoft Hyper-V platform and setting up virtual networks and virtual machines.• Active Directory, Wired/wireless LANs.

• Technical health checks of equipment & links in Network & Switching Subsystems section.• Mainly working on Nokia Siemens Networks telecommunications equipment.• Also working on Siemens, Huawei and Alcatel telecommunications equipment.• Executing and maintaining extensive testing of the Rawalpindi/Islamabad area ET’s maintaining a very highly reliable and error-free communication in the area.