Sr Systems Administrator

Key Skills & Keywords (SEO-Optimized)

Core Technical Skills:
Active Directory (AD), Group Policy Objects (GPO), Windows Server (2016/2019/2022), Microsoft Office 365, File Clusters, Print Servers, EDR Solutions, Endpoint Security, Vulnerability Assessments, Zero-Trust Architecture, Azure Cloud Services, Virtualization (VMware/Hyper-V), PowerShell Scripting & Automation, Asset Management, Disaster Recovery, TCP/IP Networking, CIS Controls, NIST Framework.

Certifications (Preferred):
CompTIA Security+, Microsoft Azure (AZ-900, AZ-104), MCSE, Microsoft 365 Administrator (MSA).

Security & Compliance Frameworks:
CIS Benchmarks, NIST Cybersecurity Framework, Zero-Trust Model, Least Privilege Enforcement, Hardening Standards.

Operational Competencies:
System Baseline Maintenance, OS Patching & Configuration Management, Logical Troubleshooting, High Availability & Replication, Cloud Resource Deployment (Azure), Performance Optimization, IT Asset Lifecycle Management.

Key requirements and responsibilities for this role:
Active Directory (AD) and Group Policy Objects (GPO):
 Proficient in managing and maintaining Active Directory, including creating and managing security
groups.
 Experienced in implementing and troubleshooting Group Policy Objects for efficient system configuration.
 Proficient in managing Windows Server Infrastructure (2016/2019/2022).
 Experience with Microsoft Office, Office365, Active Directory, File Clusters, and Print Servers.
Vulnerability Assessment and Security Frameworks:
 Thorough knowledge of conducting vulnerability assessments to identify and mitigate potential security
risks.
 Familiar with security frameworks such as CIS and NIST guidelines, ensuring compliance with industry
standards.
 Previous knowledge of implementation of Zero-Trust architecture.
 Implement and administrate endpoint security tools, including EDR solutions.
Cloud Services:
 Solid understanding and practical experience in utilizing Azure services for cloud-based solutions.
 Proficient in deploying and managing resources on the Azure platform.
Virtualization:
 Skilled in virtualization technologies, including setup, configuration, and maintenance of virtual
environments.
 Extensive experience in optimizing virtual resources to enhance overall system performance.
Asset Management:
 Well-versed in asset management practices, including tracking, inventory, and lifecycle management of
IT assets.
 Skilled in implementing efficient asset management systems for improved organizational efficiency.
Scripting and Automation:
 Experience interpreting, writing, and debugging PowerShell scripts for automation.



 
Responsibilities:
System Maintenance:
 Maintain Operating System baselines for Windows Servers and Workstations.
 Implement, install, configure, monitor, troubleshoot, and evaluate Microsoft Windows operating systems.
Enhancements and Recommendations:
 Recommend and implement system enhancements to improve performance and reliability.
 Install, upgrade/patch, monitor, troubleshoot, and perform configuration management.
Security Implementation:
 Implement hardened settings to improve the security posture of endpoints.
 Restrict the use of local admin accounts and implement the least privilege principle.
Support and Diagnostics:
 Provide support to technical staff in diagnosing and correcting system-related failures.
 Determine logical solutions to complex system administration and application problems.
Disaster Recovery and Replication:
 Implement and manage disaster recovery strategies.
 Configure and maintain replication processes for critical systems.

Academic QUALIFICATIONS
Bachelor's (BS) degree in computer science, management information systems, or a related field. 
 Certification in a related field (Security +, MSA, MCSE) would be considered a plus.
 Microsoft Azure certification (AZ-900, AZ104) will be considered a plus.



 
DESIRED SKILLS
 Working knowledge of CIS controls.
 General knowledge of Cloud technologies, such as Office 365



 
Minimum Experience
10 years of relevant experience with Microsoft Windows server operating systems, Active Directory, Group
Policies, Cyber Security, and TCP/IP networking.