3500 Square · 2 months ago
Tier 2 Systems Administration Support Service
United States
Full-time
Remote
Mid Level
4+ years exp3500 Square is seeking candidates for a potential opportunity as Tier 2 Systems Administrator – Continuous Operations Support to join their team supporting a large-scale federal IT environment. This role is critical for maintaining 24x7 enterprise operations, troubleshooting complex issues, and ensuring secure, efficient system performance across both on-premise and cloud infrastructures.
Information Technology & Services
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Provide 24x7 operational support and maintenance for enterprise infrastructure, including servers, firmware, software, and MED365 tenant environments
Troubleshoot and resolve issues involving server patches, software conflicts, configurations, and maintenance activities
Utilize DoD Information Assurance tools to validate patching and security control compliance
Manage Active Directory user accounts: create, modify, recover, restore AD objects, and administer Group Policy Objects (GPOs)
Perform Azure AD user and access management, including monitoring resource usage and permissions
Support mobile device management and end-user computing issues, including device resets, configuration, and Device Approval Requests (DAR)
Conduct GPO-related troubleshooting, security group management, and GPO application monitoring
Administer enterprise systems, including data recovery, password management, and machine unlock operations
Escalate complex issues to Tier 3 and manage communication for de-escalation back to Tier 1 support
Monitor enterprise infrastructure using tools such as SCOM, Quest Suite, and related monitoring solutions to detect and respond to anomalies
Produce technical documentation including Unscheduled Downtime Reports (UDRs), Situation Reports (SITREPs), After Action Reports (AARs), and service interruption records
Administer eDiscovery operations in MED365, supporting data collection, preservation, processing, and purging for litigation, security incidents, and audits
Qualification
Required
Hands-on experience in enterprise-level system administration, supporting both on-premise and cloud environments
Proficiency with Active Directory administration, GPO management, and Windows Server technologies
Strong troubleshooting skills for server patching, system conflicts, and security compliance
Familiarity with monitoring tools such as SCOM or Quest Suite
Excellent written and verbal communication skills
Ability to obtain and maintain a Public Trust (Tier 3/NACLC) clearance
Education – Bachelor's degree in Information Technology, Cybersecurity, Data Science, Information Sciences, or Computer Science
Must possess at least one of the following certifications: Security+ CE, CCNA Security, CySA+, GICSP, GSEC or SSCP
Preferred
At least one of the following certifications: Microsoft 365 Certified: Fundamentals OR Microsoft Certified: Azure Fundamentals
Microsoft Active Directory, Azure AD, Group Policy Management
Microsoft Endpoint Configuration Manager (MECM/SCCM), System Center Operations Manager (SCOM)
Quest Tool Suite
PowerShell scripting, Microsoft 365 (MED365), Windows Server
eDiscovery and litigation support platforms
Company
3500 Square
3500 Square is an experienced IT Solutions, Services and Consulting Service provider.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase