Job Title: Senior Systems Administrator
Location: Lorton, VA Tax Term (W2, C2C): W2 Job Type (Permanent/Contract): Contract Duration: 6 Month CTH We are seeking a highly skilled Senior Systems Administrator with expert-level experience in the following areas:
- Windows Server 2019 and newer versions
- Red Hat Enterprise Linux 8 and newer versions
- BigFix patch management
- Active Directory & Active Directory Certificate Services (AD CS)
- Internet Information Services (IIS)
- VMware vSphere and vCenter Server
Candidates must also be familiar with the NIST Authorization & Assessment (A&A) process and the DISA Security Technical Implementation Guides (STIG).
Key Responsibilities :
- Apply STIGs to secure servers and systems.
- Collaborate on Operations & Maintenance (O&M) support for mission-critical infrastructure.
- Oversee server and infrastructure management.
- Manage system patching and timely updates.
- Maintain comprehensive technical documentation for field communications systems.
- Provide expertise in systems administration, patch management, and O&M for complex, high-availability systems.