Network Administrator

As a Senior Network Administrator at Noetic, you’ll serve as a technical leader responsible for the administration, optimization, and security of enterprise network infrastructure supporting mission-critical operations., * Design, configure, administer, and maintain complex enterprise LAN, WAN, WLAN, VPN, and data center network environments.

• Install, configure, and support Cisco routers, switches, firewalls, load balancers, and other network infrastructure components.
• Collaborate with Agile Scrum teams to deliver infrastructure enhancements supporting continuous integration and rapid capability delivery.
• Participate in sprint planning, backlog refinement, daily stand-ups, reviews, and retrospectives as the networking subject matter expert.
• Monitor network performance, capacity, and availability while proactively identifying opportunities for optimization.
• Troubleshoot complex network issues, perform root cause analysis, and implement long-term corrective actions.
• Implement and maintain secure network architectures in accordance with Intelligence Community security requirements and best practices.
• Support cloud connectivity, hybrid networking, and infrastructure modernization initiatives.
• Develop and maintain network documentation, topology diagrams, standard operating procedures, and configuration baselines.
• Coordinate hardware refreshes, software upgrades, maintenance windows, and patch management activities.
• Partner with cybersecurity teams to address vulnerabilities, implement security controls, and support audits and accreditation activities.

• U.S. Citizenship required per contract.
• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related field with 8-12 years of relevant experience, or a Master’s degree with 6-10 years of relevant experience.
• 8+ years of enterprise network administration experience.
• CompTIA Security+ and Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP), or equivalent certification.
• Experience supporting large-scale, mission-critical network environments.
• Strong expertise with Cisco routing and switching technologies.

• Thorough understanding of:

• TCP/IP
• OSPF
• BGP
• EIGRP
• VLANs
• DNS/DHCP
• VPN technologies
• NAT
• QoS
• Multicast
• Experience administering enterprise firewalls such as Cisco ASA, Palo Alto, or Fortinet.
• Experience using network monitoring and performance management tools.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent communication skills with the ability to collaborate across technical disciplines.
• Experience working in Agile or Scrum environments., * Cisco CCNP, CCIE, or equivalent certification.
• CompTIA Security+ CE or other DoD 8570/8140 compliant certification.
• Experience supporting Intelligence Community or Department of Defense customers.
• Experience with AWS, Azure, or hybrid cloud networking.
• Knowledge of Software Defined Networking (SDN).
• Experience with network automation using Python, Ansible, or PowerShell.
• Familiarity with Zero Trust Architecture and micro-segmentation.
• Experience with DevSecOps and Infrastructure as Code (IaC).
• Experience with VMware NSX or Cisco ACI.
• ITIL Foundation certification.