Senior Systems Administrator (Technology)

Posting Date

10/12/2026
100 Spaulding DrSte 102, Marion, North Carolina, 28752-5115, United States of America


Job Title: Tier 3 Microsoft 365 Administrator

Job Summary

We are seeking a highly skilled Tier 3 Microsoft 365 Administrator to provide advanced technical support, administration, and engineering for our Microsoft 365 environment. This role serves as the escalation point for complex issues, leads platform optimization efforts, and partners closely with security, identity, and infrastructure teams to ensure a secure, scalable, and reliable M365 ecosystem.

Key Responsibilities

Microsoft 365 Administration & Engineering

• Administer and optimize Microsoft 365 services, with deep hands-on ownership of:
  • SharePoint Admin Center (Online sites, permissions, governance, storage, sharing)
  • Exchange Admin Center (Online mailboxes, transport rules, retention, hybrid configurations)
  • Teams Admin Center (Policies, voice, meetings, apps, and integrations)
• Design, implement, and maintain M365 configurations aligned with organizational standards and best practices
• Manage tenant-wide settings, service health, licensing, and capacity planning

Tier 3 Support & Escalation

• Act as the highest-level escalation point for complex M365 incidents and service degradation
• Perform root cause analysis (RCA) and implement long-term corrective actions
• Engage Microsoft Premier/Unified Support as needed and manage cases to resolution

Security, Compliance & Governance

• Partner with security teams to implement and maintain:
  • Conditional Access policies
  • Data Loss Prevention (DLP)
  • Retention and eDiscovery policies
• Ensure compliance with organizational and regulatory requirements
• Support audits and security reviews related to M365 services

Automation & Optimization

• Develop and maintain automation using PowerShell, Microsoft Graph, and M365 APIs
• Improve operational efficiency through scripting, standardization, and self-service tooling
• Evaluate and deploy new M365 features and capabilities

Collaboration & Leadership

• Mentor Tier 1 and Tier 2 support staff
• Create and maintain technical documentation, runbooks, and standards
• Provide architectural input for M365-related projects and migrations

Required Qualifications

• 5+ years of experience administering Microsoft 365 in an enterprise environment
• Expert-level experience with:
  • SharePoint Online and SharePoint Admin Center
  • Exchange Online and Exchange Admin Center
  • Microsoft Teams and Teams Admin Center
• Strong PowerShell scripting skills for M365 administration
• Solid understanding of Azure AD / Entra ID (identity, authentication, and access management)
• Experience troubleshooting hybrid environments (on-prem AD, Exchange hybrid)
• Strong analytical, documentation, and communication skills

Preferred Qualifications

• Microsoft certifications (e.g., MS-102, Exchange, Teams, or Security certifications)
• Experience with Microsoft Purview, Defender for Office 365, and Intune
• Familiarity with large-scale migrations to M365
• Experience in regulated or highly secure environments

Working Conditions

• May require participation in on-call rotation for critical incidents
• Hybrid or remote work options depending on business needs

What We’ll Provide:

More than just pay, our DaVita Rewards package connects teammates to what matters most. Teammates are eligible to begin receiving benefits on the first day of the month following or coinciding with one month of continuous employment. Below are some of our benefit offerings.

• Comprehensive benefits: Medical, dental, vision, 401(k) match, paid time off, PTO cash out
• Support for you and your family: Family resources, EAP counseling sessions, access Headspace®, backup child and elder care, maternity/paternity leave and more

• Professional development programs: DaVita offers a variety of programs to help strong performers grow within their career and also offers on-demand virtual leadership and development courses through DaVita’s online training platform StarLearning.




At DaVita, we strive to be a community first and a company second.  We want all teammates to experience DaVita as "a place where I belong."  Our goal is to embed belonging into everything we do in our Village, so that it becomes part of who we are. We are proud to be an equal opportunity workplace and comply with state and federal affirmative action requirements. Individuals are recruited, hired, assigned and promoted without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, protected veteran status, or any other protected characteristic.




This position will be open for a minimum of three days.




 




 


Compensation for the role will depend on a number of factors, including a candidate’s qualifications, skills, competencies and experience. DaVita offers a competitive total rewards package, which includes a 401k match, healthcare coverage and a broad range of other benefits. Learn more at






Colorado Residents: Please do not respond to any questions in this initial application that may seek age-identifying information such as age, date of birth, or dates of school attendance or graduation. You may also redact this information from any materials you submit during the application process.  You will not be penalized for redacting or removing this information.