Senior Network Administrator
Core
Design, implement, secure, and sustain mission-critical network infrastructure supporting business operations and national security missions.
Role type
Senior Network Administrator (DoD/Defense)
Builds
Secure network architectures across classified and unclassified environments
Domain
Defense / Cybersecurity / Network Infrastructure
Required skills
Palo Alto firewalls, Aruba networking, TCP/IP, routing (BGP, OSPF), VLANs, VPNs, network security principles, zero-trust architectures, vulnerability remediation, incident response, compliance with DoD frameworks
Preferred skills
Palo Alto certifications, Aruba certifications, network automation, cloud networking, Zero Trust / SASE architectures, high-availability systems
Technologies
Palo Alto Networks, Aruba, ClearPass, Zscaler, AWS GovCloud, Azure Government, Python, Ansible
Responsibilities
Design, deploy, and maintain secure network architectures; Configure and manage Palo Alto Networks firewalls; Implement and support Aruba networking solutions; Perform network segmentation and zero-trust implementation; Monitor network performance and troubleshoot complex issues; Conduct vulnerability remediation and ensure compliance; Support incident response and traffic analysis; Maintain documentation for network configurations; Participate in system accreditation and ATO processes
Seniority
Senior, hands-on IC