Imran Jamil

Experience

• 

  Acision

  Nov 2005 - Jul 2009

  Customer Support

  • Performed network audits to determine the ‘health’ of the network infrastructure and to determine communication requirements and patterns.• Duties include testing and support of the various components in the LogicaCMG's Unified Communications Solution. It includes the PSTN to IP (SIP) Interface using Huawei Soft switch, Cisco Layer-2 and Layer-3 switches, Solaris based gate servers, Linux based Application servers and Linux based Back end server with Sun Fire 3510 RAID array. Subscriber authentication was provided using LDAP and messaging server was implemented using Sun JES IMAP server.• Involved in the Interpretability testing (IOT) between Huawei IP softswitch SoftX3000 and the LogicaCMG voice mail platform for the different messaging features including message notification. • Responsible for the reproducing, testing, debugging and automation of customer problems for various call scenarios like direct call using access number and redirected calls to the subscriber mailboxes. • Involved in the design, development, coding and testing of the Billing solution for MISPL/PTCL. The software solution was developed using JAVA on Windows and it collects the billing records from the event logs on the gate servers and write the call duration time in the MySQL database. The call duration time was then used to bill PTCL for subscriber’s access to the voice mail system.• Emergency support for LogicaCMG SMSC, BT, OMG.• Preventive maintenance of SMSC, BT and OMG platforms • Troubleshooting problems reported by the customer for Performance issues, Alarms issues and network issues. • Routine Maintenance of SMS, BT and OMG platforms (system check and backup).• Ensuring smooth operation of SMS, BT and OMG applications (FM and PM).• Assisting project/support teams in Software / hardware upgrades for SMS, BT and OMG.• Performing standard system acceptance tests with the customer.• Creating and maintaining Scripts Show less

• 

  Ericsson

  Aug 2009 - now

  • Troubleshooting Network issues of platforms i.e. Cisco Switches, Cisco Routers, Cisco Load balancers, Linux, Solaris, OpenVMS and F5 machines. • Software / Hardware testing, integrating new systems in the network and configuring of all VAS (Value Added Services) systems. • Monitoring systems, Generating system reports and analyzing systems performance to make sure systems working at optimal utilization. • Providing support in resolving outages, troubleshooting network issues and emergencies. Responsible for working with team, reviewing business requirements and support needs in line with realistic targets, setting WLA (Work Level Agreement). Responsible for coordinating and following-up for support related issues with higher level vendor’s technical support.• Responsible for presenting technical & operational aspects of the network to team members and line management. Contributing in automating a number of routine procedures using UNIX shell Scripting • Writing scripts UNIX shell scripting on UNIX platforms to actively check VAS systems performance and generate SMS alerts in case system performance degraded.• Responsible for maintaining and troubleshooting of network services through UNIX, SOLRAIS, HP, and CISCO machines. Responsible for performance monitoring, reports generations & fault escalations and coordination and• Follow-up for support related issues with higher level vendor’s technical support. • Preparing and maintaining SOP’s (standard operating procedures) for the configuration changes that occur on the systems/network. • Worked on SMSC, Antispam, Switches, Routers, Load balancers, USSD, , MPS (Mobile Positioning System), LBS, EMM, EOC, ESM• Responsible for O&M of EOC/ECM/ESM Show less

  • Cloud Operations Engineer

    Jan 2019 - now

  • VAS Engineer

    Aug 2009 - Jan 2019