Mir Hossain Email & Phone Number

Sydney, Nsw, Au

Sydney, Australia

Key responsibilities• Ensure delivery of designs and capacity & performance in the network within required timeframes and budget• Forecast capacity in line with traffic growth to meet growing CVC/AVC demands and ensure timely triggering of upgrades to the delivery agents.• Identify impacts and possible internal and external issues of projects and initiatives impacting Wireless CoreKey achievements• Designed and delivered more than 100 designs in Wireless FAN, POI and Core domains based on NBN CNI and planning rules, maintaining the core design architecture resulting in timely delivery of new deployment and expansion projects and improved customer satisfaction. • Analysed capacity and performance trends, proactively initiated capacity expansions, triggered projects on core upgrades involving internal and external parties. Strong attention to detail helped achieve increased network performance, acknowledged in annual performance review. • Automated reports in Tableau, coded SQL queries in Thor and used Python to fetch raw data from source database which resulted significant man-hour overhead reduction and the Tableau dashboards helped senior management to remain updated on key metrics.

Sydney, Australia

• Designed and implemented new services for 4G Core Ericsson involving MME, EPG, DNS, and worked with Project and implementation team till the services are tested and commercially launched.• Performed short and long-term network evolution planning, analyzed the impacts of network growth and new functionalities introduction• Maintained the overall network design by updating and creating design documents, solution documents, configuration documents• Reviewed vendor’s design inputs and approve in alignment with Optus network standards• Work together with network Architects to assess risk for any projects and produce possible solution.• Presented solution and test cases to Change Approval Panel and raised Permit to Work and schedule the change• Implemented changes in Maintenance window and performed test cases to verify successful deployment. • Meet the project deadline and update Project Manager on regular basis.

Sydney, Australia

• Telstra Global’s Core network equipment analysis, design, dimension for capacity and future growth, planning for evolution of network• Primary Interface for customer to design, build, test and migration data build in lab and production system. • Maintain network performance by performing network monitoring and analysis, and performance tuning; troubleshooting network problems; escalating problems to vendor.• Identifying and solving any problems that arise with networks and systems• Deliverables include detail design document, migration strategy, acceptance test plan, data build, data load, call test and troubleshooting. • Establishes network by evaluating network performance issues including availability, utilization, throughput, and latency; planning and executing the selection, installation, configuration, and testing of equipment; defining network policies and procedures; establishing connections and firewalls.

Dhaka, Bangladesh

• Played client facing solution architect role for Telenor One Asia Core and Cloud virtualization project implementation for Grameenphone • Capacity dimensioning, forecasting of platform resources involving Airframe hardware and cloud-band software suite for VIM, VNFM, VNFD• Ensure design, implementation and testing meets customer’s technical and budgeting requirement and project timeline • Prepare EPC VoLTE solution involving HSS-FE, CUDB, ENUM, MMTEL, CSCF interfacing with PGw, PCRF and customer’s IT provisioning system• Prepare solution for Cloud security components like Juniper firewall, Fortinet solutions (FortiGate, Forti authenticator) for access and identity management, F5 Management proxy solution• Onboarding of Huawei vDSC, vPS Core (vMME, vEPG/UGw) nodes in Nokia virtualization platform using VNFM and VNFD• Assisting the virtualization team with preparing their private cloud infrastructure with KVM as Hypervisor• Lead client solution requirements on IT applications on KVM, VMware ESXi, Hyper-V hypervisors• Interfaced with Customer, project delivery organization (local and central teams), account management, supply chain, R&D, operations and support/care teams.

Dhaka, Bangladesh

• Dimension and solution of new nodes and services, ordering, design (HLD, LLD) of new node, hardware & software license expansion, MOP and acceptance test document preparation• Lead the technical team for implementation of Customer projects, collection, analysis and solution of Customer requirements of Airtel and Robi in Bangladesh.• Troubleshooting of network issues, escalation and follow-up until resolution and update to customer• Pre-sales activities such as requirement analysis, solution proposal preparation, Bill of Material preparation, risk analysis and mitigation, scope of work and service document, acceptance criteria, resource and responsibility matrix, timeline, work breakdown structure, statement of compliance response preparation and service costing preparation.• Capacity management planning, performance trends and KPIs monitoring, long and short term network evolution planning, SLA fulfillment and internal & external stakeholder management • Customer presentation for solution and service related clarifications, network solutions and BAU issues. • Handling and management of 3PP suppliers for solution preparation, clarification and negotiation • Identified new and add-on business opportunities and perform Network and Node Audits

Hanoi, Vietnam

• Customer presentation of Core capacity reports indicating various CS, PS Core Network elements’ utilisation vs capacity, and identified bottlenecks in the network and also, suggested the way forward including short, medium and long-term solution to customer and followed-up the implementation• Perform planning, design and engineering activities according to the Managed Services contracts for Vietnamobile, Vietnam. Manage remote delivery team in Global Support India for day-to-day deliveries. • Performed short and long-term network evolution planning, analysed the impacts of network growth and new functionalities introduction.• Customer Point of contact for any CS, PS Core issues, follow-up ongoing issues and regular customer meetings & presentations.• Maintained the overall network design by updating and creating design documents, solution documents, configuration documents such as DLD, HLD, Roaming solutions etc. with periodic customer validation

Cairo, Egypt

• Handled CSR of Core nodes as Third level support for Vodafone and Etisalat Egypt • Handled network Emergency to provide quick and efficient remedies and resolutions• Supported next level support in case of escalation to maintain SLA• Actively participated in regular customer meetings to discuss KPI’s, Hot issues, customer requirement, CSR progress, way of working and performance related issues. • Generate and analyzed various performance reports and auditing of Core nodes

Dhaka, Bangladesh

• Faults handling in Core nodes as a second level support• Provided 24x7 on-call support for Core nodes all over the country.• Network node upgrades, new node acceptance, license loading, integration to new nodes • Implemented new SGSN, GGSN, MSC-S, HLR, MGW by performing Integration, Configuration, Acceptance test and Handover• Optimized the existing signaling network architecture and defined all kinds of signaling configuration • Migration to new MPBN, GbIP project, new HLR integration• Performed Network software and hardware upgrades.

Bachelor Of Science (B.Sc.), Electrical And Electronics Engineering

Acba, Marketing, Strategic Planning And Innovation Management, Hr And Employee Relations