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Lead Windows Systems Engineer

Job in Washington, District of Columbia, 20022, USA
Listing for: 22nd Century Technologies Inc.
Full Time position
Listed on 2026-08-22
Job specializations:
  • IT/Tech
    Systems Engineer, Cybersecurity, Systems Administrator, Windows Server
Salary/Wage Range or Industry Benchmark: 150000 - 190000 USD Yearly USD 150000.00 190000.00 YEAR
Job Description & How to Apply Below

Clearance Required: Active Top Secret clearance

Certification Required: IAT Level III Certification;
One or more of the Computing Environment (CE) Certifications

Job Description:

  • The Systems Engineer Lead is responsible for the design, administration, optimization, and security of enterprise server infrastructure supporting mission-critical academic, defense, and research operations. This role leads server engineering initiatives across physical, virtual, and cloud-connected environments while ensuring high availability, scalability, performance, and cybersecurity compliance.
  • The ideal candidate will possess deep expertise in Windows Server administration, virtualization, enterprise storage, identity integration with Microsoft Entra , and enterprise cloud platforms including Microsoft 365 or Office 365 within highly regulated environments.

Key Responsibilities:

  • Lead the architecture, deployment, and maintenance of enterprise server infrastructure.
  • Administer and support:
  • Virtualized infrastructure
  • Hybrid cloud-connected systems
  • Enterprise messaging and collaboration services
  • Manage and support:
  • Microsoft 365
  • Office 365
  • Exchange Online
  • Teams
  • SharePoint Online
  • One Drive administration
  • Manage identity and access integration using:
  • Active Directory
  • Group Policy
  • Conditional Access
  • Patching
  • Monitoring
  • Backup and disaster recovery
  • Maintain high-availability systems and ensure maximum uptime for critical services.
  • Configure and manage virtualization platforms such as:
  • VMware
  • Hyper-V
  • Nutanix
  • Support enterprise storage and backup infrastructure.
  • Implement cybersecurity best practices including:
  • Vulnerability remediation
  • Access control management
  • Audit compliance
  • Monitor infrastructure performance and troubleshoot complex server-side issues.
  • Develop automation scripts using Power Shell and enterprise automation tools.
  • Support data center operations, maintenance windows, and infrastructure upgrades.
  • Collaborate with cybersecurity, networking, and application teams on infrastructure initiatives.
  • Create and maintain technical documentation, SOPs, and disaster recovery plans.
  • Lead junior engineers and infrastructure modernization projects.

Required Qualifications:

  • Bachelor’s degree in information technology, Computer Science, Engineering, or related field.
  • 10+ years of enterprise server administration or systems engineering experience.
  • Strong expertise with:
  • Windows Server
  • Active Directory
  • Microsoft 365
  • Office 365
  • VMware or Hyper-V
  • Experience with:
  • Exchange Online
  • SharePoint Online
  • Teams Administration
  • DNS, DHCP, Group Policy
  • Server virtualization
  • Storage infrastructure
  • Patch management systems
  • Knowledge of cybersecurity frameworks, DISA STIGs, and server hardening standards.
  • Strong Power Shell scripting and automation experience.
  • Strong troubleshooting and infrastructure optimization skills.

Required Certifications

  • One or more of the following Computing Environment (CE)

    Certifications:
  • Microsoft Certified:
    Windows Server Hybrid Administrator Associate
  • VMware Certified Professional (VCP)

Preferred Qualifications

  • Experience in government, military, higher education, or defense environments.
  • Familiarity with:
  • Hybrid cloud environments
  • Zero Trust architecture
  • SIEM monitoring platforms
  • Preferred certifications:
  • CISSP
  • CASP+
  • Security+
  • Azure Solutions Architect Expert
  • Provide technical leadership for enterprise server operations.
  • Lead infrastructure modernization and capacity planning initiatives.
  • Mentor engineering staff and establish operational best practices.
  • Coordinate cross-functional projects involving systems, security, and networking teams.
  • Ensure infrastructure compliance with federal cybersecurity and defense standards.
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