3Core Systems, Inc · 17 hours ago
Systems Administrator T4
Herndon, Virginia, United States
Full-time
Hybrid
Senior Level
5+ years exp3Core Systems, Inc is seeking a reliable Microsoft 365 administrator with strong troubleshooting skills. The role involves providing day-to-day technical support for Microsoft 365 services and managing operational tickets while ensuring service excellence during compliance initiatives.
Information ServicesInformation TechnologySoftware
No H1B
U.S. Citizen Only
Responsibilities
Provide day-to-day technical support for Microsoft 365 services, including Exchange Online, SharePoint Online, Teams, OneDrive, and the M365 Admin Center
Manage and resolve operational tickets related to user access, mailbox issues, file sharing, Teams functionality, and general M365 platform support
Monitor system health and service status using the M365 Admin Center, Security & Compliance dashboards, and other monitoring tools
Assist with user provisioning, license assignments, and basic identity and access management tasks
Support implementation and maintenance of security and compliance policies, including Conditional Access, DLP, Sensitivity Labels, and Defender for Office 365
Collaborate with IT, Security, and business stakeholders to ensure continuity of Microsoft 365 services during a critical compliance initiative
Document support activities, configurations, and troubleshooting steps to maintain knowledge base and operational continuity
Escalate complex or unresolved issues to senior administrators or vendors as needed
Provide end-user guidance and basic training on Microsoft 365 capabilities to promote productivity and adoption
Assist with routine maintenance tasks, system updates, and minor configuration changes as directed
Qualification
Required
Bachelor's Degree in Computer Science, MIS, or related field (or equivalent professional experience)
5–7+ years of hands-on administration experience with Microsoft 365 in an enterprise setting
Strong troubleshooting skills with Exchange Online, SharePoint Online, Teams, OneDrive, and Azure AD
Experience managing daily operational tickets and providing end-user support
Familiarity with security and compliance features within Microsoft 365
PowerShell scripting experience and familiarity with Graph API preferred
Excellent communication, documentation, and organizational skills
Understanding of hybrid environments and integration with on-prem Active Directory and legacy systems
Ability to work independently and adapt quickly to existing processes and procedures
Knowledge of AI capabilities within Microsoft 365
Preferred
Microsoft Certifications (MS-102, SC-400, or equivalent)
SharePoint Online administration and customization experience
Experience with Microsoft Defender for O365
Knowledge of Information Protection, sensitivity Labels, and DLP (Policies for email, endpoints, and cloud apps)
Familiarity with Data Governance (Retention labels, records management, and audit logs)
Experience with Microsoft Purview for compliance monitoring and reporting
Basic scripting and automation skills (PowerShell, Graph API)
Experience supporting hybrid environments with on-premises Active Directory integration
Company
3Core Systems, Inc
Established in 2004, 3Core System is a certified small minority owned business providing ERP Systems Integration, AMS, IT Consulting and Staff Augmentation Services to Fortune 1000, SMB, and State, Local and Education (SLED) customers.
51-200 employees
Funding
Current Stage
Growth StageLeadership Team
Navin Kandula
SAP HCM/SuccessFactors Solution Architect
Company data provided by crunchbase