Tier III Systems Administrator - Enterprise IT & Security

Kaimetrix, LLC; Washington; On-site; USD 90,000 - 130,000; Full time

Job summary

Kaimetrix, LLC seeks an experienced Systems Administrator to provide advanced Tier III technical support for enterprise IT infrastructure, end-user computing environments, cybersecurity operations, and COTS applications. This role is the primary escalation point for Level II support, ensuring timely incident resolution while maintaining stability and performance of enterprise systems.

Responsibilities include serving as Tier III escalation, troubleshooting complex issues, managing incidents,

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of experience in systems administration in a professional or technical services environment.
• Advanced knowledge of monitoring practices and tools to include MECM and SCOM.
• Proven expertise in managing Windows and Linux server environments.
• Experience with Active Directory, user account administration, and identity management.
• Experience with enterprise endpoint management and desktop imaging.
• Knowledge of cybersecurity best practices, endpoint protection, and vulnerability remediation.
• Excellent analytical, troubleshooting, and problem-solving skills.
• Strong verbal and written communication skills.
• Ability to manage multiple priorities in a fast-paced environment.
• Experience supporting executive-level customers preferred.

Responsibilities

• Serve as the Tier III escalation point for incidents unresolved by Level II support.
• Troubleshoot complex hardware, software, infrastructure, and application issues.
• Manage incidents, service requests, and questions using the organization’s ticketing system.
• Provide end-to-end support for users through phone, chat, email, voicemail, and walk-up services.
• Monitor, update, and resolve support tickets within established SLAs.
• Escalate issues to subject matter experts according to escalation procedures.
• Administer user accounts, permissions, passwords, and access for enterprise applications and infrastructure.
• Provision, modify, and remove user access based on business requirements.
• Develop, maintain, and troubleshoot enterprise desktop images.
• Maintain production desktop images with current patches and business application updates.
• Resolve software compatibility issues within enterprise images.
• Provide engineering support for desktop deployment and lifecycle management.
• Assist users with Section 508 accessibility compliance for electronic documents.
• Support organizational cybersecurity policies and secure computing standards.

Skills

Analytical thinking

Troubleshooting

Communication skills

Multitasking

Security best practices

Education

Bachelor’s degree in CS/IT

Tools

MECM

SCOM

Windows Server

Active Directory

PowerShell

Linux server management

Docker

Kubernetes

Job description

Kaimetrix, LLC seeks an experienced Systems Administrator to provide advanced Tier III technical support for enterprise IT infrastructure, end-user computing environments, cybersecurity operations, and COTS applications. This role is the primary escalation point for Level II support, ensuring timely incident resolution while maintaining stability and performance of enterprise systems.

Responsibilities include serving as Tier III escalation, troubleshooting complex issues, managing incidents,