Senior Systems Administrator, Microsoft 365 Admin

What You’ll Be Doing

Reporting to the IT Infrastructure Operations department, the Senior Systems Administrator role for the Cloud and App Services team plays a crucial role in the support and administration of the organization's identity, collaboration, and cloud systems.

This position is responsible for supporting the security, maintenance, and continuous improvement of identity systems and messaging platforms, and serves as an escalation point for incidents and support requests.

The role requires a proactive approach to learning and adapting to emerging technologies, ensuring our IT systems remain robust and aligned with industry and security best practices.

Effective communication and documentation will be essential for engaging with departments inside and out of IT, following change procedure, and supporting the organization's commitment to service excellence.

Supports the following key functional areas :

• Azure Active Directory (Entra ID) and Intune Microsoft Exchange and Exchange Online
• Microsoft 365 Platform Services
• Active Directory and Group Policy
• Azure Cloud Data Center
• Provide assistance for support cases escalated by Systems Administrator.
• Install and configure systems to support infrastructure and applications. Support the configuration and implementation of SSO and identity integrations between on-premises and cloud (SaaS) applications according to industry standards and best practices.

SAML, OIDC, OAuth, SCIM, Kerberos, etc.

• Maintain configuration standards and operating procedures. Support the management and automation of identities between HRIS system, Active Directory, Azure AD (Entra ID), and business applications and systems.
• Provide first tier support at administrator level including investigation and troubleshooting. Troubleshoot and support the development Conditional Access Policies and Intune, helping to guide configurations and standards towards Zero Trust architecture.
• Coordinate with vendors for technical support and upgrades.
• Submit and fulfill service requests.
• Respond to incidents and problems.
• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs.
• Conduct after-hours maintenance.
• Gather and analyze system log files.
• Apply patches and upgrades on a regular basis.
• Coordinate and collaborate with teammembers and service stakeholders.
• Create, change, and delete user accounts per request.
• Perform regular systems hardening to maintain security standards.
• Monitor ITSM tickets and prioritize appropriately.
• Support disaster recovery and business continuity solutions, failover and testing efforts.
• This position will be part of a paid on call rotation supporting the production environment 24x7x365.

Additional Job Functions

• Performs other duties as assigned
• Complies with regulatory compliance and assigned training requirements including but not limited to BSA regulations corresponding to their specific job duties.

Failure to do so may result in disciplinary and other employment related actions

Qualifications

• Bachelor's Degree or equivalent years of experience required
• 5-7 years of system administration experience required

Knowledge, Skills, and Abilities

• Intermediate knowledge with five to six years of experience with one of more of the following Applications :
• Microsoft Entra ID, Microsoft Active Directory, Microsoft Exchange Online, Microsoft Exchange Hybrid, Microsoft Exchange On-Premises, Microsoft Teams, Microsoft Intune, Microsoft 365
• Credit Union specific applications
• General back office applications
• Solarwinds, Splunk, Upguard or other monitoring tools
• Intermediate knowledge with five to six years of experience with one of more of the following Operating Systems :
• Windows Server
• VMware vCenter and vSphere
• Azure Cloud Data Center
• Intermediate knowledge with five to six years of experience with one of more of the following Identity and Security applications or systems :
• Conditional Access Policy
• Microsoft Defender for Cloud Apps
• Microsoft Defender for Identity
• Microsoft Purview
• Group Policy (GPO)
• CrowdStrike Falcon
• Splunk Cloud or Microsoft Sentinel (SIEM)
• Intermediate knowledge of operating system scripting and utilities.
• Intermediate knowledge of SNMP and log monitoring tools.
• Intermediate knowledge of TCP / IP and OSI Model.
• Intermediate knowledge of firewalls, routers and switches.
• Intermediate knowledge of audit and security best practices (NIST, PCI, ISO).
• Intermediate knowledge of Data Center standards including cabling, fire suppression, power and safety
30+ days ago