Muhammad Sulman

Experience

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  Ericsson

  Oct 2014 - Dec 2017

  VAS and Packet core services Engineer

  • Monitoring and fault rectification of nodes to always maintain the availability of these services. • Analyses the key performance indicators of VAS and packet core services and performed any further steps necessary to improve the quality of services. • Coordination with different stakeholders to maintain, upgrade and install a new node or service.• Creation and improving the scripts and monitoring tools like OSS, Nagios, and Cacti to automate the health and performance monitoring of VAS and packet core services.• Expert knowledge of F5 load balancing architectures (one-arm, two-arm routed, transparent) and their implications on traffic flow; SNAT, DNAT, NAT, Policy Based Routing; and the ability to select the optimal choice given specific application requirements.• Configured F5 GTM WideIP. • Creating in F5 LTM (Local Traffic Manager) Virtual Servers, iRules, Pools, Server Nodes & Health Monitor. • Resolution of reported subscriber’s problems related to the VAS and packet core services.• Actively participate in migration of Warid core network from Juniper to Cisco and then in the transition of VAS and packet core services from a single operator to a multi-operator core network during the merger of two telco operators Warid and Jazz.• Maintain a safe work environment by following codes, standards, and legal regulations of Ericsson and the Pakistan telecommunication authority (PTA). Show less

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  Techlogic

  Jan 2018 - Mar 2019

  Network & Security Engineer

  • Gather network requirements by working with clients and colleagues.• Troubleshoot networks, systems, and applications to identify malfunctions and operational difficulties• Investigate user problems, identify their source, determine possible solutions, test, and implement solutions.• Configuration of routers, switches, firewalls, and WLC for many governments and private sectors.• Interconnect various client sites through VPNs. Carrying out function and performance tests.• Design, Re-Design, implementation, and rollout of customer networks.• To assist with testing of new design & architectures, perform network configuration changes, migrations, and pre- and post-configuration tests for planned activities.• Escalate product issues to product vendors and implement proposed solutions.• Provide configuration support to customer devices when necessary and follow the documented change control procedures Show less

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  Pulteney Grammar School

  Feb 2021 - Jun 2021

  Business Analyst

  • Analysed and interpreted teachers and students’ data and requirements to establish project scope, business summary, process elements and desired outcomes.• Documented requirements in the form of user stories for the process participants.• Created process diagrams and activity diagrams to identify gaps in the AS-IS process and to showcase potential improvements in the TO-BE process.• Performed SWOT analysis to validate functional requirements.• Based on acceptance criteria, presented story designs and estimates of the requirements.• Presented to users and school management and gained acceptance of deliverables. This included review, feedback and approval of project timeline and key milestones.• Comprehensive industry analyses to recommend top five solutions for desired requirements• Produced a user training document and conducted a training workshop to familiarise key users with application workflow Show less

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  Cypher Technologies & Construction

  Jun 2021 - Jan 2022

  Network Engineer

  • Installation and configuration of satellite modems and Ericsson 6000 series routers into the Telstra network.• Installation of Ericsson Macro-Lite LTE Small Cell equipment for a Generation 2 Satellite Skid deployment.• Install, commission and augment Ericsson Site Controller (ESC), for Mobile’s equipment.• Loading and integrating, Ericsson LTE DUS41, RBS6302 and RBS6501 equipment for the Telstra Network.• Strategically planned network installations according to Telstra technical specifications and manuals.• Provides ongoing support in designing, optimising, troubleshooting, diagnosing, repairing, and resolving network performance malfunctions, defects, and faults.• Maintains a safe work environment by following codes, standards, and legal regulations and as follow zero harm policy. Show less

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  Redex IT Limited

  Jun 2022 - Jul 2022

  IT Service Engineer

  • Configuration and installation of new network devices such as switches, routers and wireless access points.• Providing support to users for smooth operation and maintenance of a range of information systems, PC/Laptops, operating systems and applications, Microsoft Windows / Office 365 environment, and network devices.• Installation, configuration, testing, maintaining, monitoring, and troubleshooting end-user devices, including desktops, laptops, printers, tablets, smartphones and IP telephony. • Provide day to day support of MS Window including hardware, Security, Maintenance, Updates, troubleshoot end –user problems.• Completing project tasks such as checking the IT devices, Networks, LAN, WAN and Wi-Fi, troubleshooting and reporting. • Ensuring complete documentation of each incident or service request in the call management and knowledge management systems. • Responsible to manage network connectivity setups of different entities located at primary and DR Site. Show less

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  NEC Corporation

  Aug 2022 - now

  Network Engineer

  • Maintain network performance, troubleshoot incidents and ensure they are resolved within SLAs.• Providing technical services and support for the following areas:• Network level: WAN and LAN connectivity, routers, firewalls, and security, Internal systems, cloud, and network infrastructure.• Deployment of Cisco ASA ,Firepower and FortiGate.• Migration of Cisco routers to FortiGate firewalls across all NT schools , ensuring a secure and efficient network.• Set up SD-WAN solutions at the Department of Education sites for optimal performance.• Set up firewall rules, security policies, and access controls to improve network protection and compliance.• Manage Cisco Identity Services Engine (ISE) for network authentication,authorization,and endpoint compliance enforcement.• Implement role-based access control (RBAC) and posture assessment policies in Cisco ISE to enhance network security and user authentication.• Update firmware versions of network devices to enhance performance, security, and system stability.• Generate designs, solutions and execute new installations and upgrades through change management process.• Collaborate with stakeholders, including Solution Architects, Pre-Sales teams, and senior management, to design and implement cost-effective, high-performance network solutions.• Generate designs, solutions and execute new installations and upgrades as necessary.• Deployed VPN technologies (Site to Site VPN, Remote Access VPN and DMVPN). • Deploy Forti Manger & Forti Analyser in the datacentre and manage FortiGate devices 60F,80F, & 200F through Forti Manager.• Coordinate with relevant department to resolve diverse issues, queries and escalated complains.• Diagnosing and troubleshooting network and infrastructure systems in order to keep the systems up.• Created different application policies in ACI including Tenants, Application Network Profile (ANP), End Point Group (EPG), BD, Contracts, preferred group, and Filters for multiple clients. Show less