Sr. Windows Server & VMware Engineer

Unisys Corporation; United States; On-site; USD 140,000 - 180,000; Full time

Job summary

Unisys Corporation seeks an experienced Windows Server & VMware Engineer to join a project-focused infrastructure team supporting large enterprise Cloud and Hybrid Cloud initiatives.

The role emphasizes modernization, migration, virtualization, and transformation across complex enterprise environments, with senior-level expertise in Windows Server administration, VMware, automation, and enterprise operations.

Qualifications

• Bachelor's degree or equivalent experience.
• 7+ years of Windows Server administration experience in enterprise environments.
• 7+ years of hands-on VMware virtualization experience (ESXi, vSphere, vCenter).
• Windows Server versions 2012–2025: build, upgrade, migration, administration.
• VMware ESXi, vSphere, vCenter, and related virtualization technologies.
• PowerShell, PowerCLI, and/or Python scripting for automation.
• Server hardware, storage, and networking fundamentals supporting virtualized environments.
• Backup, recovery, and high-availability/business continuity solutions.
• Active Directory, Group Policy, and Windows infrastructure services.
• Patch management, antivirus/endpoint compliance, and performance monitoring tools.
• Experience with incident investigation, root cause analysis, and change management processes.
• Strong technical documentation skills (architecture diagrams, runbooks, knowledge articles).

Responsibilities

• Build, migrate, and perform in-place upgrades of Windows Server operating systems (2012, 2016, 2022, 2025).
• Design, implement, and support enterprise Windows Server and VMware-based infrastructure solutions.
• Participate in Cloud and Hybrid Cloud transformation, migration, consolidation, and modernization initiatives.
• Install, configure, upgrade, and maintain server hardware, operating systems, virtualization platforms, and associated software.
• Administer and maintain VMware ESXi, vSphere, vCenter, and related VMware technologies.
• Coordinate system backup, storage, networking, and recovery operations to ensure high availability and business continuity.
• Develop and implement automation solutions using PowerShell, PowerCLI, Python, or similar technologies to streamline administration and operational processes.
• Provide advanced troubleshooting and third-level support for complex infrastructure issues affecting servers, virtualization, operating systems, storage, and networking components.
• Execute complex infrastructure changes and develop detailed implementation and back-out plans.
• Monitor enterprise systems, antivirus solutions, patch compliance, performance metrics, and user administration activities.
• Conduct health checks, capacity analysis, log reviews, incident investigations, and root cause analysis.
• Prepare and maintain comprehensive technical documentation, architecture diagrams, operational procedures, and knowledge articles.
• Utilize AI-assisted tools such as Anthropic Claude to improve documentation quality, technical analysis, automation development, and operational efficiency.
• Communicate project status, risks, issues, and recommendations to clients, stakeholders, and management.
• Support disaster recovery, resiliency, and business continuity initiatives within enterprise and cloud environments.

Skills

Windows Server administration

VMware virtualization

Automation

PowerShell

PowerCLI

Python scripting

Active Directory

Group Policy

Incident investigation

Root cause analysis

Documentation

Cloud/Hybrid Cloud

Automation tooling

Education

Bachelor's degree or equivalent experience

Tools

VMware ESXi

vSphere

vCenter

Anthropic Claude

Job description

What success looks like in this role:

We are seeking an experienced Windows Server & VMware Engineer to join a project-focused infrastructure team supporting large enterprise Cloud and Hybrid Cloud initiatives. This role will play a key part in infrastructure modernization, migration, virtualization, and transformation projects across complex enterprise environments. The ideal candidate will possess senior-level expertise in Windows Server administration, VMware virtualization technologies, automation, and enterprise infrastructure operations, while collaborating closely with architects, engineers, project teams, and business stakeholders.

U.S. Citizenship is required.

Responsibilities

• Build, migrate, and perform in-place upgrades of Windows Server operating systems (2012, 2016, 2022, and 2025).
• Design, implement, and support enterprise Windows Server and VMware-based infrastructure solutions.
• Participate in Cloud and Hybrid Cloud transformation, migration, consolidation, and modernization initiatives.
• Install, configure, upgrade, and maintain server hardware, operating systems, virtualization platforms, and associated software.
• Administer and maintain VMware ESXi, vSphere, vCenter, and related VMware technologies.
• Coordinate system backup, storage, networking, and recovery operations to ensure high availability and business continuity.
• Develop and implement automation solutions using PowerShell, PowerCLI, Python, or similar technologies to streamline administration and operational processes.
• Provide advanced troubleshooting and third-level support for complex infrastructure issues affecting servers, virtualization, operating systems, storage, and networking components.
• Execute complex infrastructure changes and develop detailed implementation and back-out plans.
• Monitor enterprise systems, antivirus solutions, patch compliance, performance metrics, and user administration activities.
• Conduct health checks, capacity analysis, log reviews, incident investigations, and root cause analysis.
• Prepare and maintain comprehensive technical documentation, architecture diagrams, operational procedures, and knowledge articles.
• Utilize AI-assisted tools such as Anthropic Claude to improve documentation quality, technical analysis, automation development, and operational efficiency.
• Communicate project status, risks, issues, and recommendations to clients, stakeholders, and management.
• Support disaster recovery, resiliency, and business continuity initiatives within enterprise and cloud environments.

You will be successful in this role if you have:

Required Qualifications

• Bachelor's degree or equivalent experience.
• 7+ years of Windows Server administration experience in enterprise environments.
• 7+ years of hands-on VMware virtualization experience (ESXi, vSphere, vCenter).
• Windows Server (2012, 2016, 2022, 2025) - build, upgrade, migration, and administration.
• VMware ESXi, vSphere, vCenter, and related virtualization technologies.
• PowerShell, PowerCLI, and/or Python scripting for automation.
• Server hardware, storage, and networking fundamentals supporting virtualized environments.
• Backup, recovery, and high-availability/business continuity solutions.
• Active Directory, Group Policy, and Windows infrastructure services.
• Patch management, antivirus/endpoint compliance, and performance monitoring tools.
• Experience with incident investigation, root cause analysis, and change management processes.
• Strong technical documentation skills (architecture diagrams, runbooks, knowledge articles).

Desired Qualifications

• Experience with AI-powered productivity and technical analysis tools, including Anthropic Claude, is highly desirable.
• Experience with Oracle Cloud Infrastructure (OCI) and Oracle Cloud VMware Solution (OCVS) is preferred but not required.

#LI-JV1

This role may require access to export-controlled commodities and technology. Therefore, to conform to U.S. export control regulations, applicant should be eligible for any required authorizations from the U.S. Government.

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at [e-mail] or alternatively Toll Free: 888-560-1782 (Prompt 4). US job seekers can find more information about Unisys' EEO commitment here.