Cape Fox Shared Services ( A Cape Fox Company ) · 17 hours ago
Senior System Administrator
Chantilly, VA
Full-time
Onsite
Senior Level
$135K/yr - $145K/yr
5+ years expCape Fox Shared Services is seeking an experienced Senior Systems Administrator to join their talented IT team. This role is responsible for designing, implementing, securing, and maintaining the organization’s server, network, and cloud infrastructure while providing expert-level support and administration.
Information Technology & Services
No H1B
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
Strong problem-solving abilities with the capability to resolve complex or conflicting technical situations
Familiarity with current CMMC requirements and general cybersecurity best practices
Excellent written and verbal communication skills, with the ability to collaborate effectively across teams
Self-motivated and able to work independently with minimal supervision
Strong proficiency with Windows Server administration and core infrastructure services
Hands-on experience with virtualization platforms such as VMware or Hyper-V
Solid understanding of networking concepts including TCP/IP, DNS, DHCP, VLANs, routing, and firewalls
Experience managing cloud environments (Azure or AWS), including identity, compute, and security configurations
Proficiency with scripting or automation tools (PowerShell, Bash, Python, etc.)
Advanced troubleshooting and analytical skills across systems, networks, and cloud services
Must have authorization to work in the United States as defined by the Immigration Reform Act of 1986
5–7+ years of hands-on experience in systems administration or a related infrastructure-focused role
Microsoft Certified: Azure Administrator Associate (AZ-104)
CompTIA Security+ (or higher-level security certification)
Cisco CCNA or CCNP
Preferred
Bachelor's degree in Computer Science, Information Technology, or a related field preferred; equivalent experience will be considered
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