System Admin (Mid-Senior Level)

HoogaNet; Jessup (MD); On-site; USD 90,000 - 120,000; Full time

Job summary

A technology solutions provider is seeking an experienced Systems Administrator with over 10 years of experience and a technical Bachelor’s degree to join their team. Responsibilities include providing Tier 1 & 2 Help Desk support, maintaining IT systems, and ensuring compliance with security controls. Required qualifications include IAT Level II certification and an active TS/SCI with Full Scope Polygraph. This role is located in Annapolis Junction, Maryland.

Qualifications

• 10+ years of hands-on System Administration experience.
• Bachelor’s degree in a technical discipline or equivalent experience.
• IAT Level II certification required.

Responsibilities

• Support troubleshooting and maintenance of the End Point Management System.
• Provide Tier 1 & 2 Help Desk support to customers.
• Monitor, maintain, and troubleshoot IT systems.

Skills

System Administration

UNIX

Linux

Windows

Help Desk Support

Network Troubleshooting

Configuration Management

Education

Bachelor’s degree in a technical discipline

Job description

We are seeking an experienced Systems Administrator with 10+ years of expertise and a technical Bachelor’s degree to join our team in Annapolis Junction, MD.

Responsibilities

• Support the troubleshooting and maintenance of an End Point Management System (BigFix).
• Provide Tier 1 & 2 Help Desk support to customers.
• Deliver timely escalation updates and communicate issue status to agency leadership and internal customers.
• Support dispatch systems by identifying, tracking, and resolving hardware and system‑related issues.
• Ensure configuration management, implementation, and ongoing sustainment of compliance with applicable system security controls.
• Provide operational support for IT systems, including monitoring, maintenance, and troubleshooting for client/server environments, storage, network devices, and mobile systems.
• Implement Information Assurance Vulnerability Alerts (IAVA) and other mandated security patches; record patch status in required systems of record.
• Support escalation processes and communicate incident and system status updates to agency leadership and internal stakeholders.
• Participate fully in problem resolution workflows, ensuring issues are addressed to completion.
• Configure, administer, and maintain UNIX, Linux, and Windows operating systems.
• Install, load, update, and patch operating system software to maintain security and performance.
• Troubleshoot and ensure integrity of network components, resolving connectivity and performance issues.
• Implement operating system enhancements to improve system reliability, efficiency, and overall performance.
• Maintain documentation of system configurations, troubleshooting procedures, and issue resolution steps.

Required Qualifications

• Minimum 10+ years of System Administration experience
• Bachelor’s degree in a technical discipline (ability to substitute years of experience)
• IAT Level II certification (as mandated by DoD Directive 8140.01 & 8570-01-M)
• Active TS/SCI with Full Scope Polygraph