Resident Engineer
Arwentech (PVT). Ltd.
Total years of experience :11 years, 4 Months
RESIDENT ENGINEER
United Bank Limited (UBL) HQ- Karachi
Apr 2018 - Present
• Assisting with tracking and managing equipment inventory.
• Assisting with troubleshooting by providing hands-on-expertise and tracking of technical case to ensure proper support is being met.
• Providing best practices on how to prevent issues with Juniper Networks products and technologies
• Feature testing, interoperability testing, review and regression testing of Juniper features.
• Providing staff and business users with informal onsite transfer of information. Conducted workshop to increase the troubleshooting efficiency of the network engineers.
• Providing monthly and weekly updates on work in progress and current issues.
• Member of the network team responsible for designing and engineering UBL’s core backbone network.
• Designing LLD and HLD for the current & future network.
• Creating SOP (Standard Operating Procedure) for the activities (e.g router engine, node, image upgrade) to be conducted in the corporate environment.
• Responsible for running smooth banking application & services over network.
• Defining user access level and implementing user access as per policy.
PROJECT: UPGRADATION OF THE UBL CORE NETWORK
• WAN SEGMENT:
Participated in the upgradation of the core WAN network, where all (1600+ branches) the routing was static. OSPF was introduced as a replacement for automatic and redundant failover scenarios.
• REPLICATION SEGMENT:
Participated in the upgradation of the replication segment where security policies were implemented to restrict the traffic flow between HO Server Farm and DR Server Farm.
• EXTRANET SEGMENT:
Participated in the initialization of the extranet segment where business to business (B2B) communication is terminated along with the appropriate control over the access to critical server farms.
IT SPECIALIST
Division Support: 4 (Construction, Rental, Gas, Manpower)
2015 - Nov 2017
• Monitoring the LAN & WAN network connectivity for 350+ nodes across multiple corporate offices and project sites with hands on experience on Cisco routers (2900, 881), switches (3560X, 2960), access points(Linksys WRT-120N, TP-Link WA901ND).
• Analyzing and evaluating network security threats and vulnerabilities.
• Participating in on-call responsibilities in support of a 24 x 7 x 365 production environment.
• Scheduling upgrade, liaising with all concerned to ensure that installation priorities are met and disruption to the organization is minimized.
• Developed and applied testing and troubleshooting plans.
• Handled the tasks of documenting network problems and resolutions for future reference.
• Strong communication and interaction skills with a knack for relationship-building.
NETWORK AND SYSTEM ADMINISTRATOR
Division Support: 2 (Construction, Rental)
2014 -2015
• Provided technical and analytical support in troubleshooting the root cause of the network problems with ISP to sort out issues for browsing speed, P2P MPLS connection issues with HO, area offices and project sites.
• Redesigned network structure by VLSM subnetting, configured VLANs, 802.1Q trunk, port security & recovery, 802.1w(R-PVST+), DHCP pool, access-lists.
• Handled the tasks of troubleshooting basic network issues on-site and escalate problem to higher level of support, when required.
• Modified and implemented IP telephone network (Avaya) topology to meet the company business objective and diagnose local communication problem for taking correction course of action.
• Creation and management for the email domain. Escalating the faults to email domain support for timely solution.
PROJECT: BACKUP POLICY IMPLEMENTATION
• Scheduled and automated backups by Symantec Backup Exec (2014) were taken in NAS and later in backup drive (HP Storage Works 1/8 G2 Autoloader) as a disaster recovery plan to ensure maximum protection of critical business data.
• Design scheduled data backups, inspection of backup logs and periodic test restores to ensure data integrity and security.
• Designed the company’s first backup policy.
JUNIOR IT ADMINISTRATOR
Division Support: 1 (Construction - AICCO)
Aug 2012 -2014
PROJECT: IT INFRASTRUCTURE DEPLOYMENT AND SUPPORT
Location: KJO Plant, Khafji
Duration: 12 months
Total users: 50
• Eliminated company's dependence on outside consulting firm for all designing, deployment, and support resulting in 40% profit.
• Planned the complete technical network infrastructure with physical and logical layout.
• IP scheming, VLAN assignment, DHCP pool configuration, wireless coverage, port-security for complete network devices.
• Maintained an impressive 95% network uptime throughout the project life cycle.
• Biometric machine, file sharing and LAN messenger systems integration.
PROJECT: IT INFRASTRUCTURE DEPLOYMENT
Location: Project Site - Haradh, Jubail, Jueymah Area Office
Duration: 2012 - 2014
Total users: 85