Senior Systems Administrator - On-Site DC (Tier III)

Tripoint Solutions LLC; Washington (District of Columbia); On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Medical benefits

Dental & Vision

401(k) Retirement Plan

Paid time off

Professional development reimbursement

Transportation & cell phone reimburse

Job summary

Tripoint Solutions is seeking an experienced Systems Administrator to deliver advanced Tier III technical support for enterprise IT infrastructure, end-user computing environments, cybersecurity operations, and COTS applications. The role is on-site in Washington, DC, with a focus on maintaining security, stability, and performance across enterprise systems.

The candidate will serve as the primary escalation point for Level II, manage complex incidents, and ensure timely resolution.

Qualifications

• Bachelor’s degree in Computer Science, IT, or related field.
• 5+ years of systems administration experience in a professional/technical services environment.
• Advanced knowledge of monitoring and tools (MECM, SCOM).
• Proven expertise managing Windows and Linux servers.
• Experience with Active Directory, identity management, and desktop imaging.

Responsibilities

• Serve as Tier III escalation point for incidents unresolved by Level II.
• Troubleshoot complex hardware, software, and infrastructure issues.
• Manage incidents, service requests, and questions in the ticketing system.
• Provide end-to-end user support via phone, chat, email, and in-person.
• Monitor and resolve tickets within SLAs; escalate per procedures.
• Administer user accounts and access for enterprise apps and infrastructure.
• Develop and maintain enterprise desktop images and apply patches.

Skills

Systems administration

Windows Server

Linux

Active Directory

Cybersecurity

Education

Bachelor's degree in Computer Science / IT

Tools

MECM

SCOM

Docker

Kubernetes

Job description

Tripoint Solutions is seeking an experienced Systems Administrator to deliver advanced Tier III technical support for enterprise IT infrastructure, end-user computing environments, cybersecurity operations, and COTS applications. The role is on-site in Washington, DC, with a focus on maintaining security, stability, and performance across enterprise systems.

The candidate will serve as the primary escalation point for Level II, manage complex incidents, and ensure timely resolution.