Sr. Windows Server & VMware Engineer

Unisys; United States; Remote; USD 120,000 - 150,000; Full time

Job summary

Unisys seeks an experienced Windows Server & VMware Engineer to join a project-focused infrastructure team supporting large enterprise Cloud and Hybrid Cloud initiatives. The role focuses on modernization, migration, virtualization, and enterprise infrastructure, requiring senior Windows Server and VMware expertise and strong automation capabilities.

You will collaborate with architects, engineers, project teams, and stakeholders while ensuring high availability and business continuity across

Qualifications

• Bachelor's degree or equivalent experience.
• 7+ years Windows Server administration in enterprise environments.
• 7+ years VMware virtualization experience (ESXi, vSphere, vCenter).
• Windows Server 2012, 2016, 2022, 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 upgrade Windows Server operating systems (2012, 2016, 2022, 2025).
• Design, implement, and support Windows Server and VMware-based infrastructure solutions.
• Participate in Cloud and Hybrid Cloud transformation, migration, and modernization initiatives.
• Install, configure, upgrade, and maintain server hardware, OS, virtualization platforms, and related software.
• Administer and maintain VMware ESXi, vSphere, vCenter, and related VMware technologies.
• Coordinate backup, storage, networking, and recovery operations for high availability.
• Develop and implement automation using PowerShell, PowerCLI, Python, to streamline ops.
• Provide advanced troubleshooting and third-level support for complex infra issues.
• Execute complex infra changes and develop implementation/back-out plans.
• Monitor enterprise systems, antivirus, patching, performance, and user administration.
• Conduct health checks, capacity analysis, log reviews, incident investigations, root cause analysis.
• Prepare and maintain comprehensive technical documentation and runbooks.
• Utilize AI-assisted tools to improve documentation quality and automation.
• Communicate project status, risks, issues, and recommendations to clients and management.
• Support disaster recovery, resiliency, and business continuity initiatives.

Skills

Windows Server

VMware ESXi

PowerShell

PowerCLI

Python

Active Directory

Backup & Recovery

Automation

Documentation

Education

Bachelor's degree or equivalent experience

Tools

VMware vCenter

PowerCLI

PowerShell

Python

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. Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations. Our solutions – cloud, AI, digital workplace, logistics and enterprise computing – help our clients challenge the status quo and unlock their full potential. To learn how we have been helping clients push what’s possible for more than 150 years, visit unisys.com and follow us on LinkedIn. https://www.unisys.com/unisys-legal/recruiting

Notice for U.S. Applicants: Unisys is an Equal Opportunity Employer – Minorities/ Females/ Veterans/ Individuals with Disabilities/ Sexual Orientation/ Gender Identity