ATOLAGBE, Olaoluwa Moses

Led comprehensive L3 support and optimization for core IPRAN networks, ensuring high performance and reliability for 2G/3G/4G services.

• Provided expert L3 support, resolving critical network faults to maintain optimal 2G/3G/4G KPI performance across the IPRAN infrastructure.
• Implemented and configured L2/L3 VPN services across diverse vendor platforms including Nokia SR/SAS/SAR, ZTE M6000, and Huawei CX routers.
• Conducted weekly fault reviews with operators, delivering Root Cause Analysis (RCA) and implementing preventive measures to enhance network stability.
• Resolved complex BGP routing issues by expertly manipulating BGP attributes, ensuring seamless network traffic flow and preventing service disruptions.
• Optimized transmission paths using MPLS Traffic Engineering (RSVP-TE) to improve network efficiency and reduce latency.
• Managed commissioning, upgrades, and troubleshooting for over 2,000 Nokia SR 7750, SAS 7210, SAR 7705, and IXR 7250 devices, ensuring high availability and performance.

Delivered critical Level 3 transmission support and engineered IP solutions for enterprise links, enhancing network reliability and performance.

• Provided Level 3 transmission support, resolving critical outages on enterprise links to minimize downtime and ensure business continuity.
• Provisioned and troubleshot L2/L3 VPN enterprise links on multi-vendor platforms including Nokia, Huawei CX600, ATN, and Cisco routers/switches.
• Developed comprehensive documentation for network configuration changes and operational procedures, improving knowledge transfer and compliance.
• Utilized PRTG, Netboss, and Solarwinds for proactive traffic monitoring, identifying and proposing necessary capacity upgrades to prevent bottlenecks.

Managed the provisioning, operation, and maintenance of enterprise transmission services, ensuring robust network connectivity for clients.

• Provisioned and implemented diverse enterprise services including leased lines, Internet, PRI, APN, and IPLC from CPE to MPLS/Backhaul NNI, supporting sales and implementation teams.
• Operated and maintained Ericsson/Huawei PDH (AMM 2P,6P,20P; RTN 900 series) and SDH Multiplexers (Tellabs 6325, 6340, 6350, OSN 550, 3500, 7500) using INM 8000 and U2000 NMS tools.
• Provided remote Layer 2/3 troubleshooting support to Field Engineers, resolving critical faults on enterprise services to minimize disruption.

Executed routine O&M procedures and responded to emergency faults across transmission and radio networks in the Abuja Region, ensuring service continuity.

• Performed routine Operations & Maintenance (O&M) for Transmission (Ericsson, Aviat, Tellabs), BTS Radio networks, and power systems.
• Responded to and rectified emergency faults promptly, achieving 100% compliance with contracted Service Level Agreements (SLAs).
• Implemented strategic transmission plans, effectively eliminating capacity bottlenecks across MTN Nigeria's network.
• Ensured all contractor-performed maintenance work adhered strictly to MTN Nigeria's technical specifications and quality standards.

Managed the operation, maintenance, and acceptance of BSS/Transmission network elements, supporting vendors in optical fiber fault resolution.

• Managed the operation and maintenance of Alcatel Multiplexers and DWDMs, ensuring optimal performance of core network infrastructure.
• Conducted acceptance testing for newly installed sites and network elements, ensuring compliance with operational standards.
• Provided critical support to vendors, facilitating resolution of optical fiber outages using specialized tools like optical power meters, OTDR, and light sources.

Provided direct customer support, resolving inquiries and ensuring high levels of customer satisfaction for telecommunications services.

• Addressed diverse customer inquiries and resolved service issues, maintaining high customer satisfaction ratings.

Contributed to sales engineering efforts during mandatory national service, gaining foundational professional experience.

• Gained foundational experience in sales engineering within a professional environment during national service.