T3030 - Senior Systems Administrator
About The Position
ASRC Federal is seeking a cleared Senior Systems Administrator who willâ¯play a critical role in maintaining the availability, performance, and security of the IT infrastructure for our customer. Location: Onsite (Washington, DC) Clearance: Active Secret Summary: This position is responsible for the administration of operating systems, networks, physical and virtual servers, cloud environments, and enterprise applications. The ideal candidate will have a strong technical foundation, excellent troubleshooting skills, and the ability to support both day-to-day operations and long-term IT initiatives. This role supports system monitoring, configuration management, software deployment, user account management, migration efforts, and compliance with organizational policies and federal regulations. The Systems Administrator - Senior will also provide end-user support, lead technical projects, and collaborate with internal teams and external vendors to ensure seamless IT service delivery.
Requirements
- Bachelor's degree in Information Technology, or equivalent experience/training.
- Minimum of 5+ years of experience in systems administration.
- Strong knowledge of Windows Server, Active Directory, Group Policy, and M365 administration.
- Proficiency in networking concepts (TCP/IP, DHCP, DNS).
- Active Secret clearance and ability to successfully complete a government issued background investigation.
Nice To Haves
- Microsoft certification(s) preferred.
- Experience with AWS or other cloud platforms preferred.
- Familiarity with PowerShell scripting is a plus. Experience with Oracle or SQL Server installation and administration is a plus.
- Familiarity with ITIL processes and tools such as ServiceNow is desired.
- Ability to manage multiple tasks in a fast-paced environment.
- Strong interpersonal, communication, and collaboration skills.
Responsibilities
- Administer and maintain Windows Server environments, Active Directory, Group Policy, Internet Information Services (IIS), and related infrastructure.
- Perform system updates, patching, and software distributions using GPO and other deployment tools.
- Monitor and tune systems for optimal performance and availability.
- Manage user accounts, entitlements, and access controls across on-premise and cloud systems.
- Maintain asset management databases for hardware and software inventory.
- Provide Tier 2/3 support for system, network, and application issues.
- Troubleshoot and resolve issues related to Windows OS, networking (TCP/IP, DHCP, DNS), and wireless access points.
- Act as first responder for endpoint decontamination following security incidents.
- Support A/V systems and assist staff with presentations and technical training.
- Apply system hardening techniques and ensure compliance with security policies.
- Conduct log analysis and monitoring trend reviews.
- Support change control processes and maintain system documentation.
- Lead or support technical projects involving system upgrades, migrations, or new deployments.
- Collaborate with cross-functional teams and external vendors to resolve complex issues.
- Provide input on system architecture and performance improvements.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Industry
Professional, Scientific, and Technical Services
Number of Employees
1,001-5,000 employees
