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Adrian SibajaAS
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Adrian Sibaja

@adriansibaja

Operations executive at CITI SHARED SERVICES who built a 400+ seat capability site and delivered $12M+ in annual run-rate savings.

Costa Rica
Message

At CITI SHARED SERVICES, I lead global operational workflows and build controls, quality assurance, and monitoring frameworks that support consistent client-facing service. I also managed global ecosystem operations and LATAM relationships with more than 1,200 partners and vendors.

At EXPERIAN SHARED SERVICES, I held P&L accountability for Costa Rica and Chile service delivery centers and helped generate $12M+ in annual run-rate savings through operational transformation. Earlier, at WNS SHARED SERVICES, I built and launched a 400+ seat capability site and supported the recruitment, onboarding, and training of more than 400 FTEs.

Experience

Work history, roles, and key accomplishments

CS
Current

Operations Senior Manager

Citi Shared Services

Jan 2026 - Present (9 months)

Executive leadership over global operational workflows, establishing unified frameworks across matrixed business units to guarantee consistent client-facing standards and operational excellence. Directed operational throughput and workflow optimization across global teams, resolving systemic bottlenecks to elevate service delivery standards and ensure strict SLA compliance.

CS

Product & Analytics Governance Operations Lead

Citi Shared Services

Apr 2024 - Jan 2026 (1 year 9 months)

Managed end-to-end operational control capabilities, Quality Assurance, and customer-centric assessment designs across key client product offerings. Built and managed a robust book of work focused on operational process governance, service delivery monitoring, and customer satisfaction metrics.

CS

Global Ecosystem & Third-Party Operations Manager

Citi Shared Services

May 2022 - Apr 2024 (1 year 11 months)

Managed Global Operations and served as LATAM Lead for 1,200+ partner and vendor relationships, driving operational continuity and service delivery standards. Led team transformation of the Engagement Model to scale and support 1,000+ complex integration relationships, optimizing operational support workflows.

CS

LATAM Operational Control Lead

Citi Shared Services

Jul 2021 - May 2022 (10 months)

Represented CSS across LATAM for operational service execution, serving as the primary executive point of contact for service escalation, resolution, and operational continuity. Coordinated tabletop operational continuity exercises and led monthly Governance Forums to ensure multi-site alignment and delivery execution.

Experian Shared Services logoES

Service Delivery & Operations Lead

Jul 2018 - May 2021 (2 years 10 months)

Held full ownership and P&L accountability for Costa Rica and Chile service delivery centers, balancing operational cost-efficiency with high-touch B2B customer support. Partnered directly with enterprise B2B clients to design SLAs, streamline data enablement, and accelerate client activation timelines.

CS

LATAM Supplier Operations Manager

Citi Shared Services

Dec 2015 - Jul 2018 (2 years 7 months)

Managed operational performance and service delivery for global shared services suppliers, reviewing SLAs and KPIs to execute targeted process remediation plans.

CS

Procure-to-Pay (P2P) & Site Finance Operations Lead

Citi Shared Services

May 2011 - Apr 2013 (1 year 11 months)

Directed Site Operations for Costa Rica Shared Services, supporting multi-functional operational services including finance, accounting, billing, payroll, and general services. Successfully migrated end-to-end Procure-to-Pay operations into Costa Rica Shared Services while achieving 12% year-over-year site cost reductions through process efficiency.

WNS Shared Services logoWS

Country Operations Lead

Jan 2009 - Apr 2011 (2 years 3 months)

Directed all site management activities including Service Delivery, P&L management, Client Operations, and Legal Representation. Built and launched a brand new 400+ seat capability site from the ground up, managing facility selection, infrastructure design, build-out, and operational launch.

Western Union Financial Services logoWS

Key Account & Operations Manager

Jan 2001 - Sep 2006 (5 years 8 months)

Managed key accounts in South Florida representing 650 locations and $54M in annual revenue with a 27% growth rate, negotiating major contracts resulting in $7M in incremental annual revenue. Managed end-to-end operations for the Western Union Network across Latin America and the Caribbean, driving revenue, network expansion, and service quality.

Education

Degrees, certifications, and relevant coursework

University of Phoenix logoUP

University of Phoenix

Bachelor of Business Management, Business Management

Bachelor of Business Management degree from the University of Phoenix.

UL

ULACIT

Coursework, Systems Engineering

Completed coursework in Systems Engineering at ULACIT.

SS

Six Sigma

Six Sigma Green Belt Certified, Process Excellence

Certified Six Sigma Green Belt.

PM

Project Management

Project Management Certified, Project Management

Certified in Project Management.

HA

Hackett

Hackett Global Business Services Certification, Global Business Services

Hackett Global Business Services Certification.

Tech stack

Software and tools used professionally

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