Senior Windows System Admin – TS/SCI w/ Poly | O&M Expert

J&T Business Consulting; Annapolis (MD); Presencial; USD 188.000 - 210.000; Jornada completa

Descripción de la vacante

J&T Business Consulting is seeking a Senior Windows System Administrator to join an Agile SAFe team supporting a fast-paced government program in Annapolis Junction, MD. You will deliver daily systems administration across distributed Windows infrastructure and provide O&M support.

Core duties include patching, Active Directory, DNS, Group Policy, and Exchange administration, with PowerShell scripting. You will manage IAVA and SSP-based vulnerability remediation, conduct monthly security scans,

Formación

• Active TS/SCI clearance with polygraph required.
• Minimum 7 years of Windows systems administration experience.
• 7+ years of information security governance, risk management, and compliance.
• Hands-on with AD/DNS, GPOs, Exchange Management Shell, and PowerShell.
• Familiar with IAVA management and vulnerability remediation processes.
• Experience with Windows and Linux, VMware virtualization, and basic enterprise networking.

Responsabilidades

• Maintain multiple virtual server clusters; patching and AD configuration.
• Use enterprise monitoring tools to detect and remediate alerts and outages.
• Collaborate cross-functionally with partner workgroups on engineering initiatives.
• Manage IAVAs and system security scans per SSPs; remediate vulnerabilities.
• Execute monthly security scans and deploy patches/updates to environments.
• Diagnose hardware and software failures; resolve outages and outages communications.
• Document SOPs and maintain precise technical records.
• Plan IT modernization enhancements and support project milestones.
• Support O&M troubleshooting on an on-call rotation.

Conocimientos

AD & DNS

GPOs

PowerShell

IAVA management

Vulnerability remediation

On-call support

Windows & Linux

VMware

Exchange

Networking basics

ITIL

Educación

Bachelor's degree in CS/IT

Herramientas

VMware vSphere

Ansible

SaltStack

Descripción del empleo

J&T Business Consulting is seeking a Senior Windows System Administrator to join an Agile SAFe team supporting a fast-paced government program in Annapolis Junction, MD. You will deliver daily systems administration across distributed Windows infrastructure and provide O&M support.

Core duties include patching, Active Directory, DNS, Group Policy, and Exchange administration, with PowerShell scripting. You will manage IAVA and SSP-based vulnerability remediation, conduct monthly security scans,