Systems Administrator

Provision, deploy, and maintain Windows and Red Hat Linux workstations and servers. Administer Active Directory, manage user accounts, reset passwords, and configure Group Policies. Ensure security compliance through regular system patching and vulnerability hardening. Diagnose and resolve complex hardware, software, and network connectivity issues. Manage data backups, system recoveries, and software license renewals. Identify opportunities to automate routine tasks and improve infrastructure efficiency. Minimum Qualifications Active Top Secret clearance with SCI eligibility. 4+ years of systems administration experience within classified or highly secure environments. Proven experience deploying and securing Windows and Linux endpoints, including OS imaging and disk encryption. Strong understanding of networking fundamentals, including TCP/IP and DNS. Proficiency with Active Directory and Group Policy management. CompTIA Security+ certification (or the ability to obtain it within 6 months of hire). Strong troubleshooting abilities and clear communication skills for technical and non-technical audiences. Preferred Qualifications Experience with VMware and vCenter virtualization platforms. Familiarity with configuring and maintaining Cisco network equipment. Scripting experience for automation using PowerShell, Bash, or Python. Knowledge of Risk Management Framework (RMF) guidelines, such as JSIG, ICD-503, or CNSSI 1253. Experience applying DISA STIGs or SRGs for system hardening. Required Skills Active Top Secret clearance with SCI eligibility. 4+ years of systems administration experience within classified or highly secure environments. Proven experience deploying and securing Windows and Linux endpoints, including OS imaging and disk encryption. Strong understanding of networking fundamentals, including TCP/IP and DNS. Proficiency with Active Directory and Group Policy management. CompTIA Security+ certification (or the ability to obtain it within 6 months of hire). Strong troubleshooting abilities and clear communication skills for technical and non-technical audiences. Preferred Skills Experience with VMware and vCenter virtualization platforms. Familiarity with configuring and maintaining Cisco network equipment. Scripting experience for automation using PowerShell, Bash, or Python. Knowledge of Risk Management Framework (RMF) guidelines, such as JSIG, ICD-503, or CNSSI 1253. Experience applying DISA STIGs or SRGs for system hardening. Security Clearance Level: Top Secret Travel or Schedule Collaborative, close-knit team environment; Full-time schedule Contract On-site work arrangement in a secure facility Collaborative, close-knit team environment Health and Financial Foundation — Medical, dental, vision, retirement, life insurance, disability coverage, and flexible spending accounts are described in the benefits page. Time Away and Flexibility Where Mission Permits — PTO, holidays, sick time, military leave, and flexible arrangements are supported where program and security requirements allow. Professional Development — The site references certification support, training, conferences, mentorship, internal mobility, and individual development planning. About Footbridge Mission Footbridge Federal delivers engineering, cyber, mission IT, analytics, and cleared program support for defense, intelligence, federal civilian, homeland security, and research missions. Culture Mission Context Matters Candidates should expect work tied to defense, intelligence, federal civilian, homeland, and research missions rather than generic commercial delivery. Small-Team Accountability The culture copy emphasizes ownership, communication, and practical execution across teams that work close to customers and program outcomes. Growth With Technical Credibility Career content supports hands‑on technical growth, certifications, internal mobility, and program leadership without forcing one career track. Benefits & why work here Health and Financial Foundation: Medical, dental, vision, retirement, life insurance, disability coverage, and flexible spending accounts are described in the benefits page. Time Away and Flexibility Where Mission Permits: PTO, holidays, sick time, military leave, and flexible arrangements are supported where program and security requirements allow. Professional Development: The site references certification support, training, conferences, mentorship, internal mobility, and individual development planning. #J-18808-Ljbffr Footbridge Federal