Senior Network & Cloud Engineer - M&A Migrations

Definiti; Erie, Northern (Erie County, KY); Hybrid; USD 90,000 - 150,000; Full time

Benefits offered by this job

401(k) match

Flexible PTO

Paid holidays

Parental leave

Healthcare options

Bonus plan eligibility

Job summary

Definiti is seeking a Senior Network & Cloud Engineer to lead IT integration efforts for mergers and divestitures, with hands-on migration of Microsoft 365, Exchange Online, and SharePoint Online using MigrationWiz. You will coordinate cross-functional teams, validate data integrity, and support cutover planning.

This remote-first role requires deep expertise in cloud platforms (AWS/Azure), DNS and network cutovers, and scalable migration strategies to minimize business disruption.

Qualifications

• 10 years of experience in IT infrastructure, cloud engineering, systems administration, or related technology roles.
• 5-7 years of strong hands-on expertise in Merger & Acquisition (M&A).
• Hands-on experience migrating Microsoft 365 environments, including Exchange Online, SharePoint Online, large-scale mailbox migrations, and content migrations.
• Experience using BitTitan MigrationWiz or similar migration tools preferred.
• Experience with PowerShell and migration automation preferred.
• Experience conducting application and infrastructure discovery, inventorying workloads, and mapping technical dependencies.
• Experience supporting VM lift-and-shift migrations, AWS infrastructure setup, server creation, and related file/data migration activities.
• Experience with DNS management, mail routing, and network cutover activities.

Responsibilities

• Support mergers, acquisitions, and divestitures through IT integration and separation planning, analysis, and execution.
• Assess applications, infrastructure, data, and IT operating models to identify Day 1, transitional, and end-state requirements.
• Use the established M&A playbook to develop workplans, track milestones, coordinate dependencies across workstreams, and identify changes in scope or risk.
• Conducts rapid, high-pressure discovery that identify migration risks, map out dependencies, and provide an accurate integration timeline to executive stakeholders.
• Execute Microsoft 365 mailbox and content migrations, including Exchange Online and SharePoint Online migrations using BitTitan MigrationWiz.
• Execute Phone and Fax porting to Definiti systems.
• Conduct application and infrastructure discovery by inventorying on-premises workloads, mapping dependencies, and assessing migration complexity and readiness.
• Execute virtual machine lift-and-shift migrations, including AWS server creation activities.
• Plan and support network and migration cutovers, including DNS management, T-minus checklists, rollback decision criteria, and communication plans.
• Troubleshoot migration issues, validate data integrity, document outcomes, identify migration risks, and recommend mitigation before cutover.
• Build business cases, financial analyses, and stakeholder-ready deliverables supporting IT synergy, cost reduction, migration, and rationalization decisions.
• Work with managers and cross-functional teams to validate outputs, communicate recommendations, and deliver work aligned with organizational needs and engagement objectives.
• Work with Project Manager to ensure clear communication on all activities.

Skills

Microsoft 365 administration

Exchange Online

SharePoint Online

BitTitan MigrationWiz

DNS management

M&A integration planning

VM lift-and-shift planning

PowerShell

Communication & stakeholder management

Education

High school diploma or GED

Bachelor’s degree in computer science (preferred)

Tools

BitTitan MigrationWiz

AWS

Azure

PowerShell

Job description

Definiti is seeking a Senior Network & Cloud Engineer to lead IT integration efforts for mergers and divestitures, with hands-on migration of Microsoft 365, Exchange Online, and SharePoint Online using MigrationWiz. You will coordinate cross-functional teams, validate data integrity, and support cutover planning.

This remote-first role requires deep expertise in cloud platforms (AWS/Azure), DNS and network cutovers, and scalable migration strategies to minimize business disruption.