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Senior Windows Systems Engineer

UnisysWashington, DC🇺🇸United StatesPosted Oct 1, 2026

Why This Role Stands Out

Advance your career as a Senior Windows Systems Engineer at Unisys, taking on a pivotal role in modernizing enterprise infrastructure and cloud services with significant growth and mentorship opportunities. You will thrive in this hybrid position if you are a skilled engineer passionate about designing, implementing, and securing complex Windows and Azure environments, and you are encouraged to apply.

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Washington, DC, United States
Posted
19 hours ago
OAuthSAMLActive DirectoryAnsibleAzureBashChefDNSPKIPowerShellPuppetPythonZero Trust

Job Description

<>Overview

We are seeking a Senior Windows Systems Engineer to support the design, implementation, administration, and modernization of enterprise Windows infrastructure and cloud-based services. This is a hands-on engineering role responsible for maintaining highly available, secure, and scalable environments while serving as a technical lead and escalation point for complex issues. The position also provides mentorship to system administrators and contributes to infrastructure standards, automation initiatives, and operational excellence.

<>Key Responsibilities
  • Design, deploy, maintain, and optimize Windows Server environments.
  • Engineer and administer Microsoft Azure cloud solutions, including hybrid cloud and identity services.
  • Manage Microsoft Entra ID (Azure AD), Active Directory, Group Policy, PKI/AD CS, and identity management solutions.
  • Implement and maintain Zero Trust security principles, RBAC, Azure governance, and compliance standards.
  • Perform server builds, upgrades, patching, troubleshooting, and infrastructure lifecycle management.
  • Develop and support automation and Infrastructure-as-Code solutions using PowerShell, Python, Bash, or similar tools.
  • Manage physical and virtual server environments, including storage, networking, RAID, and hardware components.
  • Monitor system performance, ensure availability, and perform root cause analysis for complex incidents.
  • Maintain technical documentation, SOPs, diagrams, and operational procedures.
  • Support change management, incident management, and service request processes using ITSM tools such as ServiceNow.
  • Participate in after-hours support, maintenance windows, and critical outage response activities as needed.
<>Required Qualifications
  • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent experience.
  • 8+ years of Windows Systems Administration and Engineering experience.
  • 6+ years of cloud engineering or cloud operations experience.
  • 3+ years in a senior or lead engineering role with architecture and design responsibilities.
  • Strong expertise in:
    • Microsoft Azure
    • Microsoft Entra ID (Azure AD)
    • Active Directory
    • Windows Server 2019/2022/2025
    • Identity and Access Management
    • Networking concepts (DNS, VPNs, Load Balancers)
    • Security hardening and vulnerability management
  • Experience with authentication protocols such as SAML, OAuth 2.0, and OIDC.
  • Knowledge of compliance frameworks including NIST, FISMA, FedRAMP, and CIS controls.
  • Strong scripting and automation skills using PowerShell, Python, Bash, or similar technologies.
  • Excellent troubleshooting, communication, and documentation skills.
<>Preferred Skills
  • Experience with Ansible, Chef, Puppet, or other automation/orchestration tools.
  • CI/CD pipeline implementation and infrastructure automation experience.
  • ITIL framework knowledge.
  • Experience supporting enterprise-scale hybrid cloud environments.
  • Familiarity with monitoring, governance, and cloud cost optimization strategies.
<>Certifications
  • Microsoft Certified Azure Administrator Associate (AZ-104) preferred.
  • Security+, SSCP, GSEC, or equivalent industry certification preferred.
  • Additional Microsoft, cloud, or infrastructure certifications are a plus.

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