The Role
Administer and optimize enterprise Windows and Linux infrastructure, virtualization, cloud platforms, networks, storage, security, endpoints, identity systems, and disaster recovery. Monitor performance, resolve infrastructure issues, maintain compliance controls, document systems, support technical escalations, and lead upgrades, migrations, and deployments. The role requires independent management of complex environments and strong communication with technical and non-technical stakeholders.
Summary Generated by Built In
This is a remote position.
Senior Systems Administrator
- Start Date: December 1, 2026
- Duration: Full-Time, Permanent
- Daily Working Hours: Full-Time
- Travel: Remote
- Work Authorization: Must be eligible to work in the U.S. without company sponsorship
- No Third Parties Please
- Salary: $95,000 – $112,000
Scope
Quoris is seeking a Senior Systems Administrator to manage and maintain our enterprise IT infrastructure. This role will serve as the primary technical resource responsible for ensuring the stability, security, and performance of server, network, cloud, and endpoint environments across the organization.
Position Summary
The Senior Systems Administrator will be responsible for administering and optimizing a complex, multi-platform IT environment including Windows and Linux servers, cloud infrastructure, virtualization, networking, storage, and security systems. This individual will lead infrastructure projects, support day-to-day IT operations, and serve as a senior technical escalation point for systems-related issues. The ideal candidate brings 5+ years of enterprise systems administration experience, strong troubleshooting skills, and a proactive approach to infrastructure management in a healthcare IT environment.
Key Responsibilities
- Administer, maintain, and optimize Windows and Linux server environments including Active Directory, Group Policy, DNS, DHCP, and file services.
- Manage virtualization infrastructure including VMware or Hyper-V environments.
- Administer and maintain cloud platforms including Microsoft Azure or AWS.
- Manage network infrastructure including switches, firewalls, VPNs, and wireless systems.
- Monitor system performance, capacity, and availability; proactively identify and resolve issues before they impact operations.
- Manage backup, disaster recovery, and business continuity processes and testing.
- Administer endpoint management tools including patch management, software deployment, and device configuration.
- Support and maintain identity and access management systems including Active Directory and Azure AD.
- Implement and maintain security controls, hardening standards, and compliance requirements.
- Lead and contribute to infrastructure projects including upgrades, migrations, and new deployments.
- Document systems configurations, procedures, and runbooks.
- Provide senior-level technical escalation support for helpdesk and IT operations teams.
Qualifications
- 5+ years of enterprise systems administration experience in a complex IT environment.
- Strong expertise in Windows Server administration including Active Directory, Group Policy, DNS, and DHCP.
- Experience administering virtualization platforms including VMware vSphere or Microsoft Hyper-V.
- Hands-on experience with Microsoft Azure or AWS cloud platforms.
- Solid understanding of networking concepts including TCP/IP, VLANs, firewalls, and VPNs.
- Experience with backup and disaster recovery solutions and testing.
- Strong troubleshooting and problem-solving skills across infrastructure layers.
- Excellent communication skills with both technical and non-technical stakeholders.
- Ability to work independently and manage multiple priorities in a fast-paced environment.
Preferred Qualifications
- Experience in a healthcare IT environment; familiarity with HIPAA security requirements.
- Linux server administration experience.
- Microsoft certifications such as MCSA, MCSE, or Azure Administrator Associate.
- VMware certification (VCP) or equivalent.
- Experience with endpoint management platforms such as SCCM, Intune, or Jamf.
- Experience with ITSM tools such as ServiceNow or similar ticketing platforms.
- Scripting experience with PowerShell, Bash, or Python for automation.
Ideal Candidate Profile
- Senior infrastructure professional who can independently manage a complex, multi-platform environment without needing hand-holding.
- Proactive problem solver who identifies and resolves issues before they become outages.
- Strong communicator who can translate technical concepts clearly for non-technical stakeholders and leadership.
- Detail-oriented and organized with a track record of clean documentation and reliable infrastructure management.
- Brings technical depth, accountability, and a service-oriented mindset to a fast-moving healthcare IT consulting firm.
About Quoris
Quoris is a global healthcare IT consulting and workforce solutions firm with 25+ years of experience helping healthcare organizations worldwide deploy, optimize, and modernize their EHR and related technology solutions. When you join Quoris, you join a team of experts who are passionate about making a meaningful impact in healthcare — backed by a collaborative culture, competitive compensation, and comprehensive benefits including Health, Dental, Vision, and 401k.
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Skills Required
- 5+ years of enterprise systems administration experience in a complex IT environment
- Strong expertise in Windows Server administration, including Active Directory, Group Policy, DNS, and DHCP
- Experience administering VMware vSphere or Microsoft Hyper-V
- Hands-on experience with Microsoft Azure or AWS
- Understanding of TCP/IP, VLANs, firewalls, and VPNs
- Experience with backup and disaster recovery solutions and testing
- Strong troubleshooting and problem-solving skills across infrastructure layers
- Excellent communication skills with technical and non-technical stakeholders
- Ability to work independently and manage multiple priorities
- Experience in a healthcare IT environment and familiarity with HIPAA security requirements
- Linux server administration experience
- Microsoft certification such as MCSA, MCSE, or Azure Administrator Associate
- VMware certification such as VCP or equivalent
- Experience with SCCM, Intune, or Jamf
- Experience with ServiceNow or similar ITSM ticketing platforms
- Scripting experience with PowerShell, Bash, or Python
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The Company
What We Do
Quoris is a healthcare consulting firm that evolved from ROI International, focusing on operational excellence and innovation in healthcare. It provides trusted healthcare IT consulting, EHR services, workforce solutions, and technology for maximum efficiency, aiming to enhance operations and foster collaboration across health systems.
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