Senior System Administrator with Top Secret/SCI Clearance

Calnet•Huntsville, AL

1d•Onsite

About The Position

Founded in 1989, CALNET, Inc. has become one of the fastest growing privately held companies in the Technology, Intelligence Analysis, and Language Services consulting arena. Headquartered in Reston, VA, CALNET employees deliver true value to our customers by employing best practices, world-class technologies industry expertise in every project. CALNET is ISO 9001, ISO 20000, and CMMI-Level III certified. As a Prime Government Contractor for a major government institution, we are currently searching for a talented Senior System Administrator with Top Secret/SCI Clearance to work in Huntsville, Alabama.

Requirements

US Citizen
Active Top Secret/SCI Clearance
CompTIA Security+, CCNA, RHCSA, MCSA or any IAT Level II cert
A Bachelor’s degree from an accredited institution in Information Technology, Cybersecurity, Business Management, or a related field; or experience equal to.
Minimum 5+ years of relevant IT experience in an enterprise environment.
Proven hands-on skills in network and system administration, troubleshooting, COMSEC, and customer support within a secure environment.

Responsibilities

Perform daily system administration tasks on Windows and/or Linux servers, including user account management, patching, and applying Security Technical Implementation Guides (STIGs).
Manage and troubleshoot network infrastructure devices (switches, routers, firewalls).
Provide direct support to end-users for technical issues, including VTC setup and troubleshooting, account resets, and software support.
Escalate complex issues to senior specialists or external vendors as needed.
Monitor security logs, respond to alerts, and assist with incident response and remediation activities.
Ensure systems are backed up and that disaster recovery plans are tested.
Provide skilled technical support across all performance areas as assigned by the Team Lead, adapting to emerging technologies and requirements.