DT

Deirdre T. Chigumira

Telecommunications Engineer

Harare, Zimbabwe

ABOUT

I am a technically skilled and innovative Engineering Technologist with strong expertise in network infrastructure, voice systems, and optical fibre technologies. I have extensive experience in planning, designing, implementing, and maintaining telecommunication systems including fibre optic networks, IP telephony, and cloud-based solutions. I excel in troubleshooting, configuration, and integration of next-generation telecommunication platforms to improve service delivery and optimize performance. I aspire to contribute my skills in engineering technology to design and implement efficient, reliable, and cost-effective communication systems while continuously enhancing my professional development in emerging fields such as cybersecurity, cloud computing, and advanced networking.

SKILLS

Network Infrastructure Design & ImplementationOptical Fibre Networking & SplicingRouting & SwitchingCiscoMikrotik
VoIPPABX SystemsNECMitel3CXGrandStreamIP Telephony
SIPH.323VLANVPN
CiscoMikrotikLinksysNECGrandStream
Asterisk3CXCall Management Systems
WindowsLinux (basic)
MS OfficeWordExcelPowerPoint
Cloud ComputingCybersecurityProject PlanningRisk ManagementTroubleshootingFault ResolutionCustomer ServiceTechnical Support

EXPERIENCE

Telecommunications Engineer

2023-11 - Present

Destiny Electronics (Philips) • Harare, Zimbabwe

• Designed and implemented telecommunication solutions by configuring SIP protocols, IP telephony systems, and voice services to improve system efficiency. • Conducted SIP log analysis to identify root causes of registration and connectivity issues, applying engineering solutions for reliable service delivery. • Integrated and configured telephony features including Class of Service, call routing, call forwarding, auto-attendant, and incoming ring groups. • Developed system architecture for contact center integration with UC2000 solutions and provided continuous technical support for optimized operations. • Configured and tested IP phone deployments, ensuring seamless integration with enterprise communication infrastructure.

Graduate Trainee – Telecommunications

2021-06 - 2023-10

Destiny Electronics (Philips) • Harare, Zimbabwe

• Implemented and configured VoIP-based PABX systems for NEC, Mitel, 3CX, and GrandStream platforms, enhancing organizational communication networks. • Installed, programmed, and commissioned IP phones, softphones, and SIP trunks, ensuring compatibility and functional performance. • Designed and configured call center solutions including auto-attendant, call queues, and SIP line registration to support client requirements. • Investigated and resolved network connectivity faults including LAN/Wi-Fi failures, hardware malfunctions, and software issues. • Applied engineering knowledge to customize PABX systems with least-cost routing and budget control features for efficiency.

Network Implementation Student Attachee

2017-08 - 2018-08

Telone Pvt Ltd • Harare, Zimbabwe

• Executed optical fibre splicing, termination, and testing for backbone and access network deployment. • Configured routers and switches (Cisco, Mikrotik, Linksys, Trendnet) for enterprise and residential network solutions. • Performed LAN installations, VLAN/VPN setup, and troubleshooting of connectivity issues to restore reliable communication links. • Supported data centre projects including server migration, relocation, and structured cabling. • Installed, configured, and maintained PABX systems, ensuring seamless integration with IP telephony services.

EDUCATION

Midlands State University

- Present

Bachelor of Science (Hons) in Telecommunications