DUAA HAMMAD
Network Engineer
United Arab Emirates
Summary
Hands-on experience in network support, system troubleshooting, and client-facing technical roles. Recently served as a Cisco TAC Engineer for the EMEA region under Estarta Solutions, delivering technical support and diagnostics for Cisco products. Previously worked for one year on the Cisco Backbone Routing Team in Poland, gaining practical experience in large-scale routing environments and advanced network operations. CCNA certified, with a solid foundation in embedded systems, software development, and network infrastructure. Known for strong problem-solving abilities, adaptability, and a fast learning curve when working with new technologies. Committed to continuous learning and delivering high-impact solutions within cross-functional technical teams.
Overview
2027
2027
years of professional experience
4
4
Certifications
2
2
Languages
Work History
Cisco TAC Engineer(RP Backbone Team + RP AMM Team)
Cisco - Estarta Solutions
2024 - Current
- Provided Tier 1 and Tier 2 technical support to enterprise and service provider customers across the EMEA region, troubleshooting complex issues within Cisco networking infrastructures.
- Worked as part of the Cisco Backbone Routing Protocols Team in Poland, supporting large-scale routing environments and investigating complex protocol-level issues impacting production networks.
- Diagnosed and resolved hardware, software, and protocol-related issues across Cisco routing and switching platforms.
- Performed advanced troubleshooting of Layer 2 and Layer 3 networking technologies.
- Investigated complex routing incidents affecting service provider and enterprise backbone networks, including route convergence problems, route instability, and traffic path anomalies.
- Conducted deep technical analysis to identify root causes of network outages and performance degradation.
- Identified software defects in Cisco network operating systems, reproduced issues in lab environments, and created new bug reports for Cisco engineering teams.
- Worked directly with Cisco software developers to analyze defect behavior, provide technical diagnostics, and support the bug verification and resolution lifecycle.
- Coordinated with customers and development teams to test software fixes, patches, and engineering builds, validating solutions before production deployment.
- Investigated and troubleshot issues related to routing protocols and network services.
- Reproduced complex network scenarios in lab environments to validate bugs, confirm root causes, and verify fixes delivered by BU teams.
- Utilized Cisco CLI troubleshooting tools, debugging commands, and packet analysis tools such as Wireshark for detailed protocol-level analysis.
- Supported WAN connectivity technologies, including 4G/3G LTE deployments, troubleshooting cellular connectivity, failover, and routing integration in enterprise and industrial environments.
- Demonstrated deep hands-on experience with Cisco platforms: ISR1000 / ISR4000, ASR1000, Catalyst 8000,IR , Catalyst 3000, Catalyst 6000, and Catalyst 9000 series, running Cisco IOS and IOS-XE.
- Maintained detailed case documentation, technical reports, and troubleshooting procedures to support knowledge sharing and operational efficiency.
- Managed multiple critical cases while ensuring SLA compliance and high levels of customer satisfaction in a fast-paced support environment.
Quality Assurance & Agile Practices Trainee
Ministry of Digital Economy and Entrepreneurship – App Trainers Company
2024 - 2025
- Completed a 3-month intensive training in Quality Assurance (QA) and Quality Control (QC) methodologies.
- Practiced Agile project management using JIRA for sprint planning, issue tracking, and team collaboration.
- Gained hands-on understanding of the Product Owner (PO) and Product Analyst (PA) roles within real-world project simulations.
- Contributed to simulated app development environments with quality assurance standards and process workflows.
Education
Bachelor's Degree - Computer Engineering
Al-Balqa Applied University
2024
Bachelor's Degree - Computer Engineering
Al-Balqa Applied University
2024
Skills
- Programming Languages: Python (skilled), C/C, Java, JavaScript
- Web & Mobile Development: Web development HTML\CSS, Flutter development
- Networking & Systems: Netsim, Wireshark, Packet Tracer
- Software & IDEs: Visual Studio, VS Code,Git/GitHub , Microsoft Office tools
- Database: SQL
- Other Tools & Platforms: MATLAB, VMware
Certification
Cisco Certified Network Associate (CCNA), 2025
Extracurricular Activities
IEEE Computer Society – Al-Balqa Applied University
2024 – 2025
- Organized industry workshops and competitions in IT and engineering.
- Coordinated events to engage students with emerging technologies and professional opportunities.
Electrical Engineering Student Activities
2023 – 2024
- Coordinated events to connect students with leading tech companies.
Timeline
Cisco TAC Engineer(RP Backbone Team + RP AMM Team)
Cisco - Estarta Solutions
2024 - Current
Quality Assurance & Agile Practices Trainee
Ministry of Digital Economy and Entrepreneurship – App Trainers Company
2024 - 2025
Bachelor's Degree - Computer Engineering
Al-Balqa Applied University
Bachelor's Degree - Computer Engineering
Al-Balqa Applied University