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# Systems Admin / Tier-3 Support specialist

- **Company:** Robert Half
- **Location:** Baltimore, MD, United States
- **Contract:** Temporary contract
- **Skills:** Microsoft Windows, Active Directory, Identity and Access Management, Microsoft Software, Windows Servers, Citrix Systems, Azure Active Directory, Backup and Restore, Enterprise Software Applications, System Availability, Software Troubleshooting
- **Published:** September 25, 2026
- **Apply:** https://www.dice.com/job-detail/482fc138-0bed-4831-bd87-01cd037f67c9

## About the Role

Proven experience administering on-premises Active Directory in a hybrid environment.
Strong working knowledge of Microsoft 365 administration, including identity and access management.
Hands-on experience with Windows Server and Windows 10 support and maintenance.
Background supporting endpoint management, patching, and backup operations in a production environment.
Ability to troubleshoot complex technical issues and serve as an escalation point for Tier-3 support.
Experience working with Azure AD synchronization, conditional access, and group or policy management.
Familiarity with enterprise technology environments that may include Dell hardware and Citrix-based tools.
Demonstrated ability to work proactively, take ownership of issues, and adapt quickly in a small team setting., All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

## Description

We are looking for an experienced Systems Admin / Tier-3 Support specialist to join a healthcare-focused organization in Baltimore, Maryland. This Long-term Contract opportunity is ideal for someone who thrives in a hands-on technical environment, takes initiative, and can provide advanced support across core infrastructure and end-user systems. The role supports a distributed organization with a sizable user base and multiple sites, requiring strong expertise in Microsoft technologies, endpoint administration, and hybrid identity management. You will work closely with a collaborative IT team while serving as a senior escalation point and helping strengthen day-to-day operational stability., Oversee administration of core IT platforms, including help desk tools, endpoint management solutions, backup systems, and patch deployment processes.
Maintain and support a hybrid identity environment with a strong emphasis on on-premises Active Directory, including user and computer administration, group policy management, permissions, and security group oversight.
Manage Microsoft 365 administration tasks such as identity configuration, portal administration, synchronization with Azure AD, conditional access, and group-based settings.
Perform advanced troubleshooting and resolution for escalated infrastructure, systems, and endpoint issues across a multi-site environment.
Support ongoing server and workstation maintenance to help ensure reliable performance, system availability, and compliance with operational standards.
Contribute to cloud adoption efforts by identifying and assisting with opportunities to transition appropriate on-premises services to cloud-based platforms.
Handle selected security and configuration-related activities as part of broader systems administration responsibilities.
Provide guidance and technical mentorship to entry-level IT team members while acting as a senior resource for complex support needs.