Senior Systems Administrator Job Listing at SPA in Chantilly, VA (Job ID 2025-19930)

Description

Qualifications

Required Qualifications:

• U.S. Citizenship required
• Ability to obtain TS/SCI and ability to sit and pass for CI Poly
• Bachelor's degree in Computer Science, IT, or related field
• 4+ years of relevant experience (equivalent professional experience may substitute for the degree requirement)
• Compliance with DoD 8570 IAT Level II certification (e.g., CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)
• Proven expertise in systems administration practices, including server and workstation upgrades and maintenance planning

Desired Qualifications: 

• Active TS/SCI + CI Poly or TS/SCI and ability to sit and pass for CI Poly

• Previous experience within the NRO or an equivalent Intelligence Community (IC) environment
• Advanced knowledge in AWS Operations and Maintenance
• Understanding of DISA Security Technical Implementation Guide (STIG) and Assured Compliance Assessment Solution (ACAS)

• Execute and manage continuous monitoring tasks within authorization boundaries, applying the ICD 503 Security RMF Framework to maintain and improve security posture.
• Provide Tier 1, Tier 2, and Tier 3 support for system issues, including troubleshooting, diagnosing, and resolving problems in diverse system environments.
• Handle service requests efficiently through phone and Jira ticketing system, ensuring timely and satisfactory resolution for end-users.
• Manage the configuration, operation, and maintenance of cloud-based devices to optimize performance and security.
• Conduct preventive maintenance, manage user accounts, and perform system diagnostics to ensure operational hardware and software reliability.
• Enforce security policies rigorously, carry out vulnerability assessments, and implement system hardening and patching to safeguard against potential threats.
• Prepare regular reports on system performance, security metrics, and incident resolutions to provide actionable insights and maintain operational transparency.
• Participate in meetings with stakeholders to understand requirements, provide system updates, and support alignment of system operations with organizational objectives.