Engr. Zohaib khan
Cloud Core Engineer ( IMS ) at Hillcrest Solutions (Private) Limited- Claim this Profile
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Urdu -
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English Professional working proficiency
Topline Score
Bio
Credentials
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HCIP Routing & Switching
HuaweiSep, 2020- Nov, 2024 -
HCIA Security
HuaweiAug, 2020- Nov, 2024 -
HCIA Routing & Switching
Huawei TechnologiesMay, 2017- Nov, 2024
Experience
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Hillcrest Solutions (Private) Limited
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Pakistan
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Human Resources Services
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1 - 100 Employee
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Cloud Core Engineer ( IMS )
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Mar 2021 - Present
I have done core network voice solution delivery, including service delivery solution preparation, HLD/LLD design, software commissioning, integration, acceptance testing(ATPs), software upgrade, service migration and maintenance. Expert level Core network Operations experiences Excellent knowledge of 2G/3G/4G products and features Excellent understating and handling skills of VNFs in a Telco. cloud environment Strong understanding of CS/PS/IMS and Core architecture Excellent Understanding of all services flows in core domain for 2G/3G/LTE network Excellent understanding of SS7, Diameter, SIP protocols and architectures Good understanding and experience of network dimensioning and scaling Experience on Huawei IMS devices, like ATS9900/CSC3300/SPG2800/MRP6600/HSS8960/ MSOFTX3000/AGCF/, have a deep understanding of SIP signaling and Diameter signaling, familiar with IMS VOBB/VOLTE solution, service call flow, charging etc. Hands on experience on Huawei SBC device, like SE2900/SE2980, have a deep understanding of SBC functions and configurations. Hands on Experience on Huawei NFV/CloudOS/VNFM platform, FusionSphere CPS, FusionSphere Openstack, Fusion Storage/OceanStorage, Creating/Maintaining/Troubleshooting VDCs, VPCs and Networks. Also has the skill of NFVI layer problem handling capability. Performed Cloud Core Capacity Expansions on demand. Excellent knowledge of Core Network system including IMS, CS and NGN. Show less
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CELMORE Technologies Pvt Ltd
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Rawalpindi, Punjab, Pakistan
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Team Lead Core Network Engineer
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Aug 2019 - Mar 2021
• Leading and managing a team of Engineers for Operations, planning and optimization. • Establish and maintain strong cross functional relationships within the department and organization to deliver the assigned goals. • Configuration Management and development of processes to meet customer requirements. • Team motivation, and alignment with company policies and overall company Vision and Values. • Worked in Huawei Server modernization project. • Commissioning and configuration of NCE server and U2020 servers (Core & Access). • Configuring and Troubleshooting NGN network devices including Softx3000, SBC (SE2900), IP-PBX(UC1981), MSAG (MA5600T,MA5603T), MRS(MRS6100), UMG8900 and Billing Gateway(iGWB). • Troubleshooting and monitoring NMS servers including N2000, U2000-FBB, U2000-MBB and eSight. • Configuring and Troubleshooting NG-Firewalls(USG-6330,USG-6660) and PoE Switches(S-5700). Show less
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Huawei
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China
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Telecommunications
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700 & Above Employee
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Core Network Engineer
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Feb 2012 - Jul 2019
• My job responsibilities were monitoring existing network, escalating issues to respective departments after isolating faults, configuration management and upgrading software/installing patches on network elements. • Escalating Level 2 issues to Huawei CS department and following up for successful closure of issues. • Supervising hardware installation of Huawei NGN Core equipment including SoftX3000, UMG8900, SE2900, MSAG (MA5600T), MRS6100 and N2000 Performing health check for NGN NEs and taking corrective measures with recommendation from Huawei support team. • Configuration of new numbers, number routing, supplementary service provisioning and utilizing equipment features according to customer requirement. • Integration of MSAGs, SBC and U2000 with existing Network. • Troubleshooting registration/call issues of SIP terminal of multiple vendors Feature testing of customized SIP terminals. • Commissioning and configuration of SoftX3000 including installing BAM, defining number analysis data, adding Media Gateways and Access Gateways on Softswitch, PRA links, Creating SIP Trunks and taking call traces for troubleshooting interconnect issues. • Commissioning and configuration of Huawei NG-Firewalls (USG-6330 and USG-6600) defining security policies according to Network and customer requirements. • Commissioning and configuration of Huawei POE S-5700 switches Commissioning and Configuring UMG8900, Softswitch, SBC and MSAG including Board Loading. • Commissioning and configuring Unified Communication exchanges UC1900 Series and its Voicemail Server. • Sound Knowledge of Huawei IMS Platform and its Calls flows. • Analyzing and working with CDRs of different Network elements Show less
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BSS Engineer
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Jun 2011 - Aug 2011
• Arranging the site kick-off meeting and design clarification meeting • Submitting the site quality daily report • Organizing the quality weekly coordination meeting • Responsible for on-site survey, installation, testing, commissioning and maintenance of GSM/3G network equipment • Provide technical support to customers through remote and on-site trouble-shooting • Perform software commissioning of wireless Network elements and integration with related network elements • Interface with engineering partner to locate technical problems that may arise during the engineering process • Interface with third party to locate technical problems that may arise during the integration • Provide technical solution planning and hands-on support on GSM/3G Show less
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Education
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2006 - 2010
international islamic university islamabad, pakistan
Bachelor of Science (BS), Electrical and Electronics Engineering
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