Windows Systems Administrator

TDI (Tetrad Digital Integrity); Arlington (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

Tetrad Digital Integrity (TDI) is seeking a Windows Systems Administrator to join the CESO effort in Arlington, VA. This onsite role supports a modern secure web service platform, with 2nd shift hours (12pm-8pm) and an active TS/SCI clearance.

Responsibilities include documenting SOPs, enforcing security standards (DISA STIGS, SCAP), managing VMware environments, AD/GP, and PowerShell scripting. Collaboration with network admins ensures smooth, secure daily operation.

Qualifications

• Bachelor's degree and 4+ years of Windows server experience in 2008 R2/2012 R2 environments.
• Active TS/SCI clearance required for this position.
• DoD 8750 IAT level II certification (e.g., Security+ CE) or higher, with potential for CI Poly in future.
• Experience configuring, troubleshooting, and maintaining VMware environments.
• Experience with Remote Desktop Services and PowerShell scripting (Python a plus).
• Familiarity with security settings and DISA STIGS, SCAP, and GPO applications.
• Experience managing Active Directory, Group Policy, and Windows scheduling tasks.

Responsibilities

• Create, maintain, and document SOPs for enterprise Windows systems.
• Develop, implement, and monitor policies for computing resources allocation.
• Analyze hardware/software options from vendors and make cost-effective recommendations.
• Review work of junior staff and coordinate with network admins for system operations.
• Maintain a multi-user Windows environment with steady system performance.

Skills

Windows Server operations

VMware

Remote Desktop Services

PowerShell scripting

Python

Group Policy Management (GPO)

Active Directory

Security best practices (DISA STIGS)

SCAP

Security clearance coordination

Education

Bachelor's degree

DoD 8750 certification (IAT level II)

Security+ CE

Tools

VMware

Remote Desktop Services

PowerShell

Python

GPO

Active Directory

Windows Task Scheduler

SCAP

DISA STIGS

Job description

Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customersfrom increasing threats and vulnerabilities in this digital age.

TDI is seeking a Windows Systems Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population.

This position is onsite 5 days/week in Arlington, VAand requires an active TS/SCI clearance. 2nd Shift hours are Monday-Friday, 12pm-8pm.

RESPONSIBILITIES:

• Create, maintain, and implement detailed documentation for standard systems operating procedures to be used across the enterprise
• Develop, implement, and monitor policies and standards for allocation related to the use of computing resources
• Analyze available hardware and software from outside vendors and make recommendation for purchase and installation of cost-effective solutions
• Review work performed by lower-level technical staff
• Work both independently as well as in coordination with network administrators to maintain the smooth operation of a multi-user computer system

QUALIFICATIONS:

• Bachelor's degree and 4+ years of overall related experience with a Windows servers environment (e.g. 2008r2 and 2012r2). Additional experience, education and training may be considered in lieu of degree
• An active TS/SCI security clearance is required for this position.
• Currently possess DoD 8750 certification at least IAT level II, e.g Security+ce.
• Candidate may be asked to obtain CI Poly in future
• Experience with configuration, troubleshooting and maintaining VMware environments
• Experience with Remote Desktop Services
• Experience with PowerShell scripting and experience in other languages like Python
• Experience with application of security settings and other commercial best practices such as DISA STIGS
• Experience with Security Content Automation Protocol (SCAP)
• Experience with Group Policy Management (GPO) and applying Local Security Policies
• Experience with Windows Task Scheduler
• Experience Managing Active Directory
• Experience with System (hardware) and application (software) installation and configuration
• Application of security settings and other commercial best practices such as DISA STIGS

PREFERRED QUALIFICATIONS:

• Prior experienced with DISA and DISA’s support to mission partners
• Integration of Network Management (NM) and Element Management (EM) systems with network performance, trouble ticketing, and security subsystems highly desired.
• Experience with support systems to include enclave Ethernet switches, storage area networks (SAN), and network attached storage (NAS).
• Candidates with a thorough knowledge of networking principles to included TCP/IP a plus.
• Experience with a ticketing system such as BMC Remedy
• ITIL v3 Foundation certified
• Linux OS experience
• Solaris OS experience
• Experience working with virtual environments