Sr Network and Cloud Engineer
Definiti
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Benefits offered by this job
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
Education
Tools
Job description
Description
Why join our team at Definiti? If you enjoy tackling challenges and believe in delivering exceptional client service, Definiti may be perfect for you. You can make a difference by helping to improve and secure many retirements, while also helping to grow a dynamic organization. Most roles are fully remote, so you need to be comfortable using technology, be productive in a home office with a reliable internet connection to stay in touch with your team and deliver high-quality service to our clients. Definiti supports your professional growth through comprehensive training and industry credentials and certifications.
Definiti is a national retirement services company that helps clients manage and administer their retirement plans. We help clients define what's possible and what’s next for their retirement plans.
The Senior Network & Cloud Engineer is a hands‑on technology professional responsible for supporting mergers, acquisitions, and divestitures through IT integration and separation planning, analysis, and execution. The role performs Microsoft 365 migrations for Exchange Online and SharePoint Online using BitTitan MigrationWiz, executes migration activities including moving bulk files and servers within cloud environments like Azure and AWS, troubleshoots issues, validates data integrity, and supports cutover operations. This employee works with managers and cross‑functional teams to coordinate dependencies, communicate risks and recommendations, and deliver work aligned with business and project objectives.
- 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
- Demonstrated hands‑on knowledge of Microsoft 365 administration, Exchange Online, SharePoint Online, and large‑scale mailbox and content migrations
- Certification in AWS or Azure preferred
- Ability to execute, monitor, and troubleshoot migrations using BitTitan MigrationWiz
- Possess advanced expertise in rapidly deploying repeatable landing zones and creating temporary, highly‑automated bridge networks for faster integration techniques
- Strong knowledge of DNS, mail routing, MX records, SPF, DKIM, and DMARC
- Ability to create AWS infrastructure to support server and file migrations, including use of data synchronization tools to move data efficiently into the Definiti environment.
- Ability to interpret discovery outputs, map technical dependencies, and assess migration complexity and readiness
- Strong troubleshooting, documentation, risk assessment, and cutover planning skills
- Ability to work independently, lead projects or workstreams, collaborate across teams, and manage multiple priorities in a fast‑paced environment
- Effective written and verbal communication skills, strong interpersonal skills, professional demeanor, and the ability to build and sustain professional relationships
- Meticulous attention to detail, quality of work product, sound judgment, and the ability to meet deadlines
High school diploma or GED required; bachelor’s degree in computer science preferred
- 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.
As a remote‑first company, we have compiled expectations for a successful remote work environment:
- Ability to build rapport with others remotely while working productively with limited in‑person interaction
- Have access to a reliable and consistently strong, high‑speed internet connection suitable for remote work. A stable, high‑speed internet connection is essential for effective communication, collaboration, and productivity while working remotely
- Designate a quiet, and well‑lit space free of as many distractions as possible
- Be online and available to work during designated business hours in local time zone
- Accustomed to using Microsoft Teams (or similar virtual‑meeting applications) to meet with colleagues regularly on video and use the chat feature for quick communications. We utilize many Microsoft Teams features (such as Channels and file storage) for announcements, relevant conversations, and file sharing. Familiarity with Microsoft Teams is a plus
- Accustomed with file‑storage and file‑sharing tools such as Microsoft SharePoint
Definiti has a dynamic, growth‑focused culture, and we are committed to offering attractive employee‑centric benefits, including:
- A virtual‑first work philosophy for most jobs
- 401(k) with up to 4% match
- Flexible PTO allows you to take the time you need for wellness, vacations, and personal matters. We foster a trusting environment where employees manage their workloads responsibly. Time off doesn’t accrue.
- 12 paid holidays, 2 paid floating holidays, and your birthday is a holiday
- Paid Parental Leave
- A variety of medical, dental and vision plan options including Definiti subsidized premiums
- Company‑paid life insurance and short‑term disability insurance
- Bonus plan eligibility
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