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# Tier I System Administrator

- **Company:** Stratascor, LLC
- **Location:** United States
- **Experience:** Starter
- **Salary:** $95,000 - $125,000
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Microsoft Azure, Cloud Computing Security, Cyber Security, Information Systems, Disaster Recovery, Failover, Hyper-V, Issue Tracking Systems, Microsoft Security Essentials, Windows PowerShell, Runbook, Service Pack, Software Engineering, Virtualization Technology, Diagnostic Tools, SC Clearance, Information Technology, Cisco
- **Published:** November 11, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9306753/tier-i-system-administrator

## About the Role

* 3 years overall IT experience.

 * 1+ years providing operations and administration support of Windows-based IT systems and services.

 * Knowledge and experience with PowerShell.

 * Knowledge and experience with DoD Security Technical Implementation Guides (STIGs).

 * Knowledge and experience with Virtualization technology (Microsoft Hyper-V preferred).

 * Knowledge and experience with Microsoft administration tools (e.g., WAC, Azure Arc., etc.)

 * Strong communication skills capable of communicating technical concepts to senior system administrators.

Education and Certifications:

Required Upon Hire:

 * Bachelors, Masters or Ph.D in Computer Science, Cybersecurity, Data Science, Information Systems, Information Technology, or Software Engineering from an accredited university.
 * Active Secret Clearance

One or more of the following certifications:

 * GIAC Security Essentials (GSEC),
 * Security+
 * Global Industrial Cyber Security Professional (GICSP)
 * Systems Security Certified Practitioner (SSCP)
 * Cloud+
 * SecurityX / CASP+ (SecurityX replaced CASP+)
 * Cisco Certified Network Professional (CCNP) Security
 * Federal IT Security Professional-Operator (FITSP-O)
 * GIAC Foundational Cybersecurity Technologies (GFACT),
 * Certified Cloud Security Professional (CCSP

## Description

* Provide services for Windows-based IT systems, perform assigned O&M tasks report task progress, provide feedback, and ensure tasks are completed on time.

 * Perform continuous event monitoring and alert handling: monitor dashboards, ticket queues, etc. as the first line of defense.

 * Perform initial triage and correlation: validate dashboard alerts, check known issues, determine scope/impact, assign priority/severity, and create/update tickets.

 * Perform basic troubleshooting using runbooks: basic connectivity checks, simple config validation, service or device reboots when authorized, etc.

 * Provide communication and coordination: inform stakeholders IAW notification matrix, engage OEM vendors at a basic level when authorized, and keep status updated in the ticket.

 * Escalate when issues exceed runbook scope or time thresholds and hand off to Tier 2/3 with clear notes and diagnostic data.

 * Develop and submit change requests as necessary.

 * Produce capacity and performance reports, monitor and optimize IT system platform performance.

 * Provide input on system O&M task documentation, e.g., security patching/system updates, planning and performing upgrades, troubleshooting, maintaining the security posture of IT systems.

 * Provide written and verbal project updates to leadership, respond to, resolve, and document customer issues using the approved ticketing system.

 * Provide input on sustainment of O&M processes and procedures (e.g., SOP) for server platforms.

 * Provide input on disaster recovery, business continuity, and failover/cutover procedures.

 * Provide input on support tools and documentation.