Systems Administrator (M365 Administrator)

Technology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change.

 

By combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital experiences that drive innovation and transform businesses.

 

From prototype to real-world impact - be part of a global shift by doing work that matters.

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.

• Must be local to Brentwood, TN or Denver, CO
• May require participation in on-call rotation for critical incidents

 

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:

• 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:

• 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

Discover some of the global benefits that empower our people to become the best version of themselves:

• Finance: Competitive salary package, share plan, company performance bonuses, value-based recognition awards, referral bonus;   
• Career Development: Career coaching, global career opportunities, non-linear career paths, internal development programmes for management and technical leadership;
• Learning Opportunities: Complex projects, rotations, internal tech communities, training, certifications, coaching, online learning platforms subscriptions, pass-it-on sessions, workshops, conferences;
• Work-Life Balance: Hybrid work and flexible working hours, employee assistance programme;
• Health: Global internal wellbeing programme, access to wellbeing apps;
• Community: Global internal tech communities, hobby clubs and interest groups, inclusion and diversity programmes, events and celebrations.

Additional Employee Requirements  

• Participation in both internal meetings and external meetings via video calls, as necessary. 
• Ability to go into corporate or client offices to work onsite, as necessary. 
• Prolonged periods of remaining stationary at a desk and working on a computer, as necessary. 
• Ability to bend, kneel, crouch, and reach overhead, as necessary. 
• Hand-eye coordination necessary to operate computers and various pieces of office equipment, as necessary. 
• Vision abilities including close vision, toleration of fluorescent lighting, and adjusting focus, as necessary. 
• For positions that require business travel and/or event attendance, ability to lift 25 lbs, as necessary. 
• For positions that require business travel and/or event attendance, a valid driver’s license and acceptable driving record are required, as driving is an essential job function.

*If requested, reasonable accommodations will be made to enable employees requiring accommodations to perform the essential functions of their jobs, absent undue hardship.   

USA Benefits (Full time roles only, does not apply to contractor positions)

• Robust healthcare and benefits including Medical, Dental, vision, Disability coverage, and various other benefit options  
• Flexible Spending Accounts (Medical, Transit, and Dependent Care)  
• Employer Paid Life Insurance and AD&D Coverages  
• Health Savings account paired with our low-cost High Deductible Medical Plan  
• 401(k) Safe Harbor Retirement plan with employer match with immediately vest   

At Endava, we’re committed to creating an open, inclusive, and respectful environment where everyone feels safe, valued, and empowered to be their best. We welcome applications from people of all backgrounds, experiences, and perspectives—because we know that inclusive teams help us deliver smarter, more innovative solutions for our customers. Hiring decisions are based on merit, skills, qualifications, and potential. If you need adjustments or support during the recruitment process, please let us know.