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Salary
≈ $100k – $192k per year (Estimated)
Location
In office (Fort Belvoir)
Seniority
Senior · 8+ years exp

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Aug 12, 2026. Allen Integrated Solutions scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Allen Integrated Solutions is a government services contractor based in Stafford, Virginia, providing engineering and analytics support to Intelligence Community, Department of Defense and Homeland Security customers. A certified woman-owned small business, it works in classified environments across geospatial intelligence, systems engineering and integration, multi-intelligence analysis and agile program delivery, including National Air and Space Intelligence Center work in Dayton, Ohio. It hires cleared imagery scientists for SAR and electro-optical data, remote sensing and OPIR engineers, geospatial analysts, cloud integration engineers, system administrators and mission trainers.

Microsoft System Administrator - Senior - #881

Location: Fort Belvoir, VA 

 TS/SCI w/CI Poly REQUIRED

Experience:

  • Eight years of progressively responsible experience in server administration, including supporting and managing servers in a production environment.
  • Five years of experience identifying and analyzing server requirements; planning the design and deployment of new technologies and upgrades.
  • Five years of experience applying industry best practices on Windows Server 2016 and later operating systems encompassing configuration, implementation, and security.
  • Eight years of experience on server administration in Microsoft (MS) Windows environments, including MS Windows Server 2016 and later configuration to include performance monitoring, tuning, and making recommendations to improve overall system performance and application efficiency.
  • Four years of management experience. Microsoft Active Directory, DNS, DHCP.
  • Three years of experience serving as a team leader working as both part of a team and independently to assign/review immediate tasks, set priorities, maintain task progress, validate team members’ work consistent with the organizational goals and deadlines.
  • Five years of experience mentoring junior personnel on proper practices and procedures.
  • Five years of experience in server administration applying systems patches and STIGs on a Microsoft (MS) Windows Server 2016 and later.
  • Four years of experience using PowerShell and other scripting languages to automate common and repeat tasks.

Certifications:

  • TS/SCI clearance with SBI and ability to attain SI, TK, G, HCS, and NATO Secret clearance.
  • Microsoft Certified Solutions Associate (MSCA) or Windows Server 2012/ Windows Server 2016 Certification.
  • DoD 8140.03 IAT Level II /Intermediate certification.
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