AGT | Legacy Modernization Case Study

Modernizing Legacy Systems Through Structured Migration Support

How AGT helped a global technology organization support a large-scale legacy system migration through rapid talent deployment, disciplined delivery, and client-focused execution.

LEGACY SYSTEMS MIGRATION QUEUE TECHNICAL SUPPORT MODERNIZATION Legacy 01 Legacy 02 Legacy 03 Legacy 04 Legacy 05 TECHNICAL SUPPORT MODERNIZATION PROGRAM ON SCHEDULE ABSTRACT NODES ONLY, NO SYSTEM NAMES OR COUNTS REPRESENTED
Client

Global IT & Managed Services Organization

Mission

Legacy System Migration & Operational Continuity

Platform

Enterprise Legacy Technology Environment

Services

Legacy Migration Support, Technical Talent Deployment, Workforce Planning & Delivery Coordination

Legacy Landscape

A large environment with tangled dependencies

LEGACY SYSTEMS MIGRATION DEPENDENCIES CRITICAL INITIATIVES Dependency Dependency Dependency Dependency Critical Initiative Critical Initiative Critical Initiative RESOURCE GAPS UNFILLED UNFILLED UNFILLED DELIVERY TIMELINE SCHEDULE PRESSURE
Abstract blocks and pathways, no system names or counts represented Illustrative
Overview

Legacy modernization depends on more than technology.

A global IT and managed services organization was preparing to support a major telecommunications environment involving thousands of IT systems and a significant legacy-system migration effort.

The initiative required access to technical professionals who could support migration activities quickly while maintaining continuity across critical programs. Delays in securing the right resources could place key initiatives, operational schedules, and expected business outcomes at risk.

AGT supported the engagement through rapid resource identification, structured candidate screening, proactive workforce coordination, and ongoing consultant support designed to keep the migration program moving forward.

The right resources. At the right time. Around the right delivery model.
The Challenge

Constraints pressing on one program

The client needed to support a broad legacy-system migration initiative across a complex telecommunications environment.

The program required junior-level technical specialists who could be deployed quickly and become productive within a demanding delivery schedule. Without the right resources in place, important migration activities and broader business priorities could be delayed.

The challenge spanned migration across a large number of legacy systems, identifying qualified technical resources quickly, overcoming geographic recruiting constraints, maintaining a disciplined candidate-screening process, ensuring consultants were prepared for client expectations, supporting workforce continuity, and keeping migration activities on schedule and within budget.

CONSTRAINT MAP Resource Availability Geographic Constraints Screening Quality Delivery Schedule MIGRATION PROGRAM DELIVERY UNDERWAY Consultant Readiness Continuity Budget CONSTRAINED PATHWAYS INTO A SINGLE DELIVERY PROGRAM
Constraint relationships only Illustrative
The AGT Solution / Migration Support Pathway

A delivery route from need to sustained support

AGT developed a focused delivery approach designed to rapidly identify, deploy, and support technical resources for the migration program.

01

Understand

Migration needs

02

Source

Technical talent

03

Screen

Client-aligned candidates

04

Deploy

Qualified resources

05

Support

Consultant Care

06

Sustain

Delivery continuity

  • Identified 20 strong engineering candidates within approximately two weeks.

  • Accelerated the interview and offer process to support urgent project needs.

  • Provided ongoing Consultant Care after onboarding.

  • Maintained regular communication and follow-up with deployed professionals.

  • Supported workforce engagement through structured check-ins and relationship management.

  • Adapted the recruiting strategy to address geographic delivery challenges.

  • Targeted schools and colleges located near the client’s primary operating area.

  • Applied a structured screening approach informed by client interview expectations.

  • Coordinated closely with the client to maintain clarity, responsiveness, and delivery consistency.

Resource Mobilization

Talent identified at pace

20 Engineering Candidates

Strong engineering candidates identified for the migration program.

~2 Weeks Identification Window

Approximate time taken to identify those candidates.

Supported delivery facts as reported. No other metrics represented.

01

Local School & College Outreach

Recruiting was adapted to address geographic delivery challenges by targeting schools and colleges near the client’s primary operating area.

02

Structured Screening

A disciplined screening process was maintained throughout, so speed did not come at the cost of candidate quality.

03

Client Interview Alignment

Screening was informed by client interview expectations, preparing consultants for what the engagement required.

04

Ongoing Consultant Care

Support continued after onboarding through regular communication, follow-up, and relationship management.

Consultant Care

Support that continues after placement

Deployment was the beginning of the relationship rather than the end of it. Regular communication, structured check-ins, and relationship management kept consultants engaged, supported a smooth transition into the client environment, and helped sustain workforce continuity across the migration program.

Onboard

Preparation for client expectations before day one.

Check-in

Structured follow-up with deployed professionals.

Support

Ongoing Consultant Care after onboarding.

Engage

Relationship management and regular communication.

Retain

Workforce continuity across the program.

Impact / Delivery Status

Program status through the engagement

01

Resource Mobilization

  • 20 qualified engineering candidates identified
  • Identified within approximately two weeks
02

Consultant Deployment

  • Supported timely onboarding for legacy migration activities
  • Interview and offer process accelerated for urgent needs
03

Migration Support

  • Helped keep the client’s IT migration program on schedule
  • Supported delivery within the planned budget
04

Program Continuity

  • Strengthened consultant engagement and workforce continuity
  • Earned strong client feedback for professionalism and commitment
05

Preferred Supplier Status

  • AGT was selected as one of two preferred suppliers for the organization
  • Helped establish a stronger foundation for continued migration support

From legacy complexity to a structured, on-track modernization program.

Why AGT
  • 01 Tech Delivery
  • 02 Workforce Planning
  • 03 Rapid Mobilization
  • 04 Consultant Care

Reducing execution risk on modernization programs

AGT combines technology-delivery experience, workforce planning, recruiting expertise, and consultant engagement to help organizations execute complex modernization initiatives.

Our approach focuses on understanding delivery requirements early, identifying the right technical talent quickly, maintaining close communication throughout the engagement, and supporting consultants after deployment, helping clients reduce execution risk and keep critical modernization programs moving.

Keep Legacy Modernization Moving

AGT helps organizations align technical talent, structured delivery, and workforce continuity around complex modernization initiatives.

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