Cape Fox Shared Services ( A Cape Fox Company ) · 21 hours ago
Senior System Administrator
Chantilly, VA
Full-time
Onsite
Senior Level
$135K/yr - $145K/yrCape Fox Shared Services is seeking an experienced Senior Systems Administrator to join our talented IT team. The role is responsible for designing, implementing, securing, and maintaining the organization’s server, network, and cloud infrastructure while providing expert-level support and hands-on administration.
Information Technology & Services
Responsibilities
Design, administer, and optimize Windows Server environments, virtualization platforms, storage systems, and core network components
Manage on-premises and cloud infrastructure—including virtual machines, identity services, backups, security configurations, and enterprise applications throughout their full lifecycle
Oversee firewalls, switches, wireless networks, and VPN systems to ensure secure and reliable connectivity across all Cape Fox locations
Lead patching, updates, monitoring, and performance tuning while providing Tier 3 escalation support for complex incidents and outages
Troubleshoot advanced system, network, and integration issues across both on-premises and cloud environments to minimize operational impact
Implement and enforce security best practices, including access controls, encryption, logging, monitoring, vulnerability remediation, and system hardening aligned with CMMC/NIST requirements
Conduct regular system health checks, security audits, and risk assessments, documenting findings and remediating gaps proactively
Develop scripts, automation tools, and streamlined workflows to improve operational efficiency and reduce manual effort
Create and maintain comprehensive documentation, including configurations, procedures, diagrams, policies, and system change records
Collaborate with IT leadership and external partners (vendors, MSPs, MSSPs) on strategic planning, solution evaluations, infrastructure modernization, and technical project implementations
Mentor junior administrators and support staff, providing technical guidance and knowledge transfer to elevate team capabilities
Qualification
Required
Experience as a Senior Systems Administrator or similar role
Deep technical expertise in Windows Server environments, virtualization platforms, storage systems, and core network components
Experience managing on-premises and cloud infrastructure, including virtual machines, identity services, backups, security configurations, and enterprise applications
Knowledge of firewalls, switches, wireless networks, and VPN systems
Ability to lead patching, updates, monitoring, and performance tuning
Experience providing Tier 3 escalation support for complex incidents and outages
Strong troubleshooting skills for advanced system, network, and integration issues
Knowledge of security best practices, including access controls, encryption, logging, monitoring, vulnerability remediation, and system hardening aligned with CMMC/NIST requirements
Experience conducting regular system health checks, security audits, and risk assessments
Ability to develop scripts, automation tools, and streamlined workflows
Strong documentation skills, including configurations, procedures, diagrams, policies, and system change records
Experience collaborating with IT leadership and external partners on strategic planning and technical project implementations
Ability to mentor junior administrators and support staff
Benefits
Company holidays
Paid time off
Health insurance
Dental insurance
Vision insurance
Life and disability insurance
Tuition reimbursement
401K with company match
Company
Cape Fox Shared Services ( A Cape Fox Company )
Cape Fox Shared Services provides enterprise support to companies within the Cape Fox Corporation family of subsidiaries.
201-500 employees
Funding
Current Stage
Growth StageLeadership Team
Michael Bartlett
Chief Financial Officer
Company data provided by crunchbase