Infrastructure Administrator
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Job Description
Microsoft Infrastructure Administrator supporting Koniag’s federal government technology solutions. Administering Microsoft 365, Azure Government, Entra, Intune, Exchange Online, and Teams.
Responsibilities:
- Provide daily administration and support for the enterprise Microsoft 365 environment, including Exchange Online, SharePoint Online, OneDrive, Microsoft Teams, and associated services
- Execute Microsoft 365 configuration changes, service requests, and user administration tasks in accordance with established procedures and ITIL 4 change management practices
- Monitor Microsoft 365 service health and performance, escalating issues as appropriate
- Maintain Microsoft 365 configuration documentation and update knowledge base articles
- Support Microsoft 365 license management and user provisioning/deprovisioning
- Assist in planning and executing Microsoft 365 service updates and feature rollouts
- Support administration of the Microsoft Azure Government environment, including Entra ID, user and group management, and role assignments
- Administer Microsoft Entra identity services, including multi-factor authentication, conditional access policies, and single sign-on configurations
- Support Zero Trust Architecture implementation through Entra identity policies and least-privilege access controls
- Manage routine Azure Government administration tasks, including resource management, access control, and policy compliance monitoring
- Support FedRAMP compliance activities for Azure Government services
- Support Microsoft Endpoint Manager (Intune) for device enrollment, compliance policy enforcement, and application deployment
- Assist with Microsoft Defender for Endpoint configurations and endpoint security incident response
- Apply and maintain endpoint configuration baselines and compliance policies aligned with NIST SP 800-53 and cybersecurity requirements
- Support patch management and software deployment for Windows endpoints
- Coordinate with NOC and Service Desk teams on endpoint-related incidents and escalations
- Administer Exchange Online, including mailbox management, distribution groups, mail flow monitoring, and basic transport rules
- Assist with Microsoft Teams administration, including Teams policies, user configuration, and meeting settings
- Support email security configurations and monitoring, including anti-spam and anti-phishing policy management
- Coordinate on Microsoft Teams Rooms configuration and support as needed
- Ensure Microsoft infrastructure administration complies with FISMA, NIST SP 800-53, FedRAMP, and cybersecurity policies
- Apply least-privilege and separation-of-duties principles to Microsoft infrastructure configurations and access management
- Assist in security assessments, audit evidence collection, and remediation of Microsoft-related findings
- Report suspected or confirmed Microsoft infrastructure security incidents
- Diagnose and resolve routine and moderately complex Microsoft infrastructure incidents independently
- Escalate complex or cross-domain incidents to the Senior Microsoft Infrastructure Administrator
- Manage incident records in the Government ITSM platform
- Coordinate with NOC, Service Desk, and other functional teams to resolve cross-functional incidents
- Follow and contribute to troubleshooting runbooks and knowledge base articles
Requirements:
- Minimum 3–5 years of hands-on enterprise Microsoft infrastructure administration experience
- Demonstrated experience administering Microsoft 365 and Microsoft Entra in a Federal or comparable enterprise environment
- Experience supporting Microsoft endpoint management using Microsoft Intune
- Familiarity with Zero Trust Architecture principles as applied to Microsoft platforms
- Experience in a Federal or private-sector enterprise environment of comparable scale and complexity
- Demonstrated ability to independently resolve routine and moderately complex Microsoft infrastructure issues
- Experience with FedRAMP-authorized Microsoft services and Federal security compliance requirements
- Solid proficiency in Microsoft 365 administration (Exchange Online, SharePoint, OneDrive, Teams)
- Solid proficiency in Microsoft Azure Government and Azure Active Directory (Entra ID)
- Solid proficiency in Microsoft Entra identity management and conditional access
- Solid proficiency in Microsoft Endpoint Manager (Intune) — device management and compliance
- Solid proficiency in Microsoft Defender for Endpoint and Defender for Office 365
- Solid proficiency in Exchange Online mail flow, security, and administration
- Solid proficiency in role-based access control (RBAC) and least-privilege access management
- Working knowledge of Zero Trust Architecture principles and OMB M-22-09
- Working knowledge of NIST SP 800-53 security controls as applied to Microsoft platforms
- Working knowledge of FedRAMP requirements for Microsoft Azure Government
- Working knowledge of PowerShell scripting for Microsoft 365 and Azure administration
- Working knowledge of ITSM platforms (e.g., ServiceNow)
- Working knowledge of ITIL 4 change and incident management practices
- Working knowledge of enterprise network fundamentals relevant to Microsoft infrastructure
- Current and unexpired Microsoft Certified: Microsoft 365 Administrator Expert (MS-102) certification required
- Current and unexpired Microsoft Certified: Azure Administrator Associate (AZ-104) certification required
- Ability to obtain a Public Trust
Benefits:
- Medical, dental, and vision insurance
- 401(k) retirement plan
- Paid time off
- Paid parental leave
- Life and disability insurance
- Flexible spending accounts
- Commuter benefits
- Tuition reimbursement
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