Senior System Administrator

Senior System Administrator

Location: Columbus. OH
Job Type: Full-time
Department: IT Operations

About Reveleer

Reveleer delivers a unified platform spanningrisk adjustmentquality improvementclinical intelligence andmember managementfor health plans and provider organizations navigating the complexity of value-based care. Trusted by 80 customer organizations nationwide the platform integrates data analytics and intelligent workflow automation into one governed system designed to support traceable documentation across diagnoses quality measures and submissions. With regulatory expertise and transparent human-in-the-loop AI at its core Reveleer supports organizations working to advance care quality strengthen documentation integrity and sustain the operational readiness needed to navigate audits with confidence.

Role Overview

We are seeking an experienced Senior System Administrator to join our IT Operations team. The ideal candidate will have deep expertise in Windows operating systems Microsoft Cloud technologies and enterprise IT infrastructure. You will play a key role in managing and securing our IT environment supporting cloud-based services and optimizing system performance. Additionally networking experience is highly desirable to assist with maintaining connectivity security and performance across our hybrid cloud infrastructure.

Key Responsibilities

• System Administration:

• Manage and maintain macOS Windows 10 Windows 11 and Windows Server OS environments.

• Administer Active Directory Azure AD / Entra ID and Azure AD Domain Services.

• Manage Group Policy authentication and access control policies.

• Cloud & Microsoft Ecosystem:

• Administer Office 365 (Exchange Online SharePoint OneDrive Teams).

• Implement and manage Microsoft Intune & Jamf Pro for endpoint management.

• Maintain Azure AD Conditional Access policies and security best practices.

• Support Azure infrastructure and cloud-based services as required.

• Networking & Security:

• Support and troubleshoot networking infrastructure including VPNs firewalls DNS DHCP and VLANs.

• Work with security teams to ensure compliance with healthcare security regulations (HIPAA HITRUST etc.).

• Assist with endpoint security and EDR/XDR solutions.

• Automation & Monitoring:

• Develop PowerShell scripts to automate system administration tasks.

• Monitor system performance identify issues and optimize operations.

• Implement IT best practices documentation and standard operating procedures.

• IT Support & Collaboration:

• Provide Tier 3 support for escalated IT issues and system failures.

• Work closely with DevOps security and software engineering teams on infrastructure improvements.

• Participate in disaster recovery planning and business continuity strategies.

Qualifications & Experience

• 5 years of experience in system administration with a focus on Microsoft technologies.

• Strong knowledge of Windows OS (10 11 Server 2016/2019/2022).

• Hands-on experience with Azure AD / Entra ID Azure AD Domain Services and Intune.

• Expertise in Office 365 administration (Exchange Teams OneDrive SharePoint).

• Experience with networking fundamentals (TCP/IP DNS DHCP VPN VLANs Firewalls).

• Scripting experience using PowerShell for automation.

• Strong troubleshooting skills and ability to diagnose complex IT issues.

• Experience working in healthcare IT or a regulated environment (HIPAA HITRUST NIST etc.) is a plus.

• Certifications such as Microsoft Certified: Azure Administrator Associate MCSE CCNA or equivalent are highly desirable.

WHAT YOULL RECEIVE:

• Competitive salary

• Medical Dental and Vision benefits

• 401kmatch

• Generous PTO plan

Our compensation reflects the cost of labor across several US geographic markets. Pay is based on several factors including market location and may vary depending on job-related knowledge skills and experience.

Reveleer E-Verifies all new hires.

Reveleer is an equal opportunity employer. We do not discriminate on the basis of race religion color national origin gender gender identity sexual orientation age marital status veteran status disability status or genetic information in compliance with applicable federal state and local law.