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Yefferson Vega

@yeffersonvega

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Project Manager · Operations & Service Delivery · B2B Implementation · Process Improvement

Colombia

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What I'm looking for

I'm looking to lead B2B implementation and service delivery initiatives where I can improve processes, coordinate stakeholders and vendors, strengthen SLA performance, and deliver reliable outcomes for enterprise clients.

Service Delivery and Implementation Professional with 8+ years of experience managing B2B corporate client with strong expertise in service operations, incident management, SLA/KPI tracking, vendor coordination, and process improvement.
Experienced supervising 24/7 operations, coordinating cross-functional teams, managing multiple concurrent implementations, and driving operational improvements in enterprise environments. Managed 5–8 simultaneous projects and supported a portfolio covering more than 1,500 corporate service points for Telefónica, achieving a 90%+ delivery compliance rate.
Strong analytical and problem-solving orientation, with experience in root-cause analysis, operational performance management, process standardization, and stakeholder coordination. Spanish native and English B2–C1.

Experience

Work history, roles, and key accomplishments

Implementation Specialist / Service Delivery Manager

Telefónica

Nov 2020 - Mar 2026 (5 years 4 months)

Managed implementations across 1,500+ corporate service points, achieving a 90%+ on-time delivery rate for enterprise accounts. Served as single point of contact for corporate clients, sponsors, and vendors, standardizing milestone reporting and communication protocols to minimize escalations.