Full Job Description
Job Type
Full-time
Description
We are seeking an experienced Senior IT System Admin Certified Professional to form the core technical support team for day-to-day administration, maintenance, and security of a secure, mission-critical enterprise operating environment. In this role, you will ensure seamless system availability, robust cybersecurity posture, and high-quality technical support for operational users.
Requirements
Key Responsibilities
• System & Network Administration: 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 such as switches, routers, and firewalls.
• User & VTC Support: Provide direct Tier 1 and Tier 2 support to end-users for technical issues, including Video Teleconference (VTC) setup and troubleshooting, account resets, and software support. Escalate complex issues to senior specialists or external vendors as needed.
• Security Operations: Monitor security logs, respond to alerts, and assist with incident response, vulnerability remediation, and COMSEC compliance activities. Ensure systems are backed up and that disaster recovery plans are thoroughly tested.
• Technical Execution: Provide skilled technical support across all operational performance areas as assigned, adapting seamlessly to emerging technologies and requirements.
Required Qualifications & Technical Skills
• Experience: Minimum of 5+ years of relevant IT experience in a complex enterprise environment, adhering to ITES-3S labor category standards.
• Certifications: Must possess at a minimum a current IAT Level II industry-standard certification (e.g., CompTIA Security+, CCNA, RHCSA, MCSA) meeting DoD 8570/8140 requirements.
• Technical Skills:
• Proven hands-on skills in network and system administration (Windows/Linux).
• Comprehensive hardware, software, and network troubleshooting abilities.
• Familiarity with COMSEC procedures, device management, and secure environment protocols.
• Strong customer support background within a secure, classified environment.
• Security Clearance: Must possess and maintain an active Top Secret security clearance with SCI eligibility
