Ahmed Hammad

McKinney, Texas

ad1t4r@r.postjobfree.com

469-***-****

LinkedIn: www.linkedin.com/in/ahmed-k-Hammad-80042236

Support TAC Engineers on outage troubleshooting using Nokia/Samsung's Network Management tools.

Knowledge of CWDM/DWDM and SONET Optical Transport systems, including Nokia, Ciena, and Fujitsu.

Design and implementation experience with ROADM/DWDM/CWDM technologies

In-depth knowledge of DWDM and ROADM platforms from multiple vendors to include Ciena and Nokia, including direct experience on Ciena 6500 and/or Ciena RLS, Nokia 1830.

Thorough understanding of OTN, DWDM and CWDM protocols and standards.

Experience in Metro Ethernet Forum (MEF) standards and Ethernet standards.

Team player with the ability to perform multi-disciplinary project tasks promptly, i.e. (Test case supports during FOA rollout, special events monitoring, documents and process development, high severity outages support)

In-depth knowledge of high-speed 100/400G optical networking interfaces as well as IP data protocols (examples: MPLS-IP, MPLS-TP, L2VPN, L3VPN, BGP OSPF, ISIS, Segment Routing, EVPN, Cisco certification, Juniper experience, etc.).

Develop troubleshooting MOPs, incidents management playbooks, and Business Continuity Plans.

Excellent knowledge of Samsung's 4G, vRAN, oRAN, 5G NR gNB Systems.

Excellent knowledge of IP Networking Protocols, IP tools, SDWAN.

Experience in Linux, Microsoft Azure, python.

Sr. TAC Lead Nov 2020 –Nov 2023

Samsung Electronics America - Dallas, Texas

Led diverse projects, showcasing project leadership skills.

Designed and maintained Microsoft Azure/Amazon AWS network infrastructure, adhering to network policies.

Interacted with vendors, contractors, and users, providing technical support.

Supported field resources, teams with on-site assistance, troubleshooting, and documentation.

Executed test cases for new technologies, resolved network outages, ensured SLA compliance for customer satisfaction.

Utilized Linux/Unix systems for automated scripts and error log analysis.

Contributed to developing and maintaining BCP plans, reducing trouble ticket resolution time.

Collaborated with global teams for network troubleshooting, customer support, and local operations.

Designed and executed backbone network growth, troubleshooting complex network issues.

Created and maintained design documents, supported network configuration, and service level design.

TAC Engineer March 2019 – Oct 2022

Samsung Electronics America – Dallas, TX

Analyzed 5G, LTE, and UMTS call setup debug logs using analysis tools and scripts to identify failures and impairments.

Integrated LTE & 5G sites and migrated legacy sites for the Network Deployment team.

Check CSR router connections and configuration.

Troubleshot and resolved network connectivity issues between core and cell-site routers.

Supported Tier II NOC with Samsung equipment expertise and root cause identification.

Managed escalations to Samsung technical assistance and higher-level support centers.

Updated Remedy ticketing systems for accurate documentation.

Proficient in Sev1 & Sev2 process management.

Lead C&I Engineer Apr 2018 – March 2019

Samsung Electronics America – Dallas, TX

Performs system and network commissioning and integration via remote access using Samsung EMS (BSM for 3G) (LSM for 4G networks).

Provide Technical Support to field technicians for troubleshooting.

Completes ATP (Acceptance Test Reports) as requested by field technicians.

Review and implement software releases, patches, and MOPs in networks.

Update and implement processes with EMS.

Manage network configuration changes (hardware, parameter changes, etc.).

MOP execution.

Remote Integration and Testing Engineer Nov 2017 - Apr 2018

Nokia Inc. (CSS Corp) Irving, TX

Supported, troubleshot, and resolved CDMA, UMTS, and LTE RAN network issues for base station deployment.

Respond to integration engineers' calls and requests, providing troubleshooting assistance and supporting maintenance activities.

Interface with deployment, development, and optimization teams to resolve site, system, or network problems.

Mitigate outage risk and execute network restoration plans during failures, outages, and natural disasters.

Ensure operational base stations have NO alarms, functional links, and readiness for RF teams.

Utilize proprietary software tools and procedures for timely RAN delivery.

Assist RF teams in optimization activities through parameter changes and work order execution.

Apply strong analytical skills to debug, troubleshoot, isolate, and resolve complex problems.

Network Solution Manager

(Optical Transmission / Core Operation Network) Feb 2015 – Feb 2017

Huawei Telecommunication

Support Huawei's entire Core network technologies projects and operations. My main tasks included:

Project implementation and network rollout.

Design review and dimension of solutions (High-Level Design of ROADM and Optical Amplifiers)

Coordinate with vendors and the PMO office regarding technical issues.

Managing the optimization plans of the optical transmission network, including the Network Management System.

Managing the Data Communication Network (DCN) to ensure that the number of Network Elements (NE) per Gateway Network Element GNE is met according to the standard.

Analyzing network system operational issues and making sure that defined network KPIs and KQIs are met.

Performed optical market and competitor analysis and developed competitive solutions and strategy roadmap to effectively market Company Transmission solutions and products.

Participate in bidding procedures for transport projects (SDH MPLS-TP, DWDM, OTN., etc.) and involved in network planning, designing, equipment dimensioning,

Prepare quotation for technical/financial proposal, SOC, contract negotiation and documentation, etc.

Sr. Engineer – Optix Transport Service Design Jan 2013 – Jan 2014

ZTE Corporation Ltd

Responsible for ZTE's entire Access Network on Multiple Client Networks.

My main tasks included:

Working on Transport & Access Networks at the service Design Department deploying SPAN technology, My main task is to support the Team in designing all types of services by IMS (FE, GE, E1, EPL, EPT, MPLS-TP connections, DWDM) required by TXM customers, in all regions.

Transport Network Planning Engineer May 2009 – Dec 2013

MTN Telecommunication

Carry out field visits to carry out TSS (Telecom Site Surveys), Telecommunications Site Studies, and Zone Information Collection to deploy PMP systems (Multipoint Point).

Perform and review detailed engineering info.

Perform and review spectrometric reports (frequency scans).

Use technical software tools such as Pathloss, MapInfo, and Google Earth to perform radio link calculations, terrain topographic profiles, and antenna height proposals that guarantee link line of sight.

Cell site Engineer Jan 2008 – Dec 2009

MTN Telecommunication

Installation of Huawei & Ericsson BTS/RBS, RF & Microwaves Antenna, Rectifier, Microwave Equipment.

Troubleshooting and fixing physical hardware problems on the GSM Network.

Perform commissioning and alignment for Microwave Links (Optix RTN600) integration test.

Drive testing during site acceptance.

Ericsson Marconi LH R3 System Planning.

Ericsson Mini Link Traffic Node R4 System planning.

ALCATEL-Lucent: 9159 NPO Operation and Administration.

HUAWEI SDH/SONET Fundamental & Networking.

HUAWEI Optix OSN (150*-****-****) Overview.

HUAWEI Optix RTN600 Second Line maintenance.

HUAWEI MW planning& design.

ZTE: 1-PTN 2-SDH 3-MW O&M, MW Network Design & NetNumen U31.

APTECH: Advance Excel 2007.

SUDATEL Telecommunication ACADEMY (SUDACAD): Optical Fiber Cabling & design.

Hands-on experience in dealing with multiple projects simultaneously.

Very good at documentation and technical writing to ensure best practices are followed. Excellent in problem-solving and communication.

Team management

Network skills and protocol knowledge

Technical Troubleshooting skills in different network architectures SDWAN/vRAN

Master of Systems Engineering and Management, University of Texas at Dallas (UTD) 2020 - 2024.

Bachelors in Telecommunication Engineering, Sudan University of Sciences and Technology 2004 - 2008.

Diploma in Electronics & Computer Engineering from Sudan University of Science & Technology 2001 - 2004

SUMMARY OF QUALIFICATIONS

PROFESSIONAL EXPERIENCE

CERTIFICATIONS AND TRAINING

SKILLS

EDUCATION

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