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# Senior Network Administrator

- **Company:** CDO Technologies, Inc
- **Location:** Dayton, OH, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Catalyst (Software), CompTIA Security+, Computer Networks, System Configuration, Disaster Recovery, Perl (Programming Language), Firmware, Hardware Design, Python (Programming Language), Network Monitoring, Network Administration, Cisco Nexus Switches, Red Hat Enterprise Linux, Ansible, Tcl (Programming Language), Diagnostic Tools, Computer Networking Systems, Information Technology, SDN Network, SolarWinds (Software), Palo Alto Networks, Patch Management, Enterprise Integration, Firepower, Cisco
- **Published:** November 14, 2026
- **Apply:** https://diversityjobs.com/career/18929723/Senior-Network-Administrator-Ohio-Beavercreek

## About the Role

* Active DoW Secret security clearance.
 * CompTIA Security+ certification.
 * Computing Environment certification, such as MCSE, Server+, CCNA, Red Hat, Palo Alto, or equivalent; may be obtained within 30 days after project start.
 * 8 years' Experience in computer science or IT with:
 * At least three years designing, implementing, documenting, and maintaining complex networking solutions.
 * At least three years configuring, updating, maintaining, administering, and migrating Palo Alto firewalls.
 * At least three years using network-management, analysis, and troubleshooting tools.
 * At least five years administering Cisco Nexus, Catalyst, ASR, ISR, and Firepower technologies.
 * At least three years of software-defined networking experience or equivalent working knowledge.
 * At least three years creating, maintaining, and following SOPs for repeatable processes, disaster recovery, and common-problem resolution.
 * Strong interpersonal and team-collaboration skills., * Bachelor's degree in computer science or equivalent experience.
 * At least three years of automation/scripting experience using Python, Perl, TCL, or Ansible.
 * At least three years supporting patch management, STIGs, SRGs, RMF, SCA-V, and CORA activities.

## Description

The Senior Network Administrator designs, implements, secures, operates, and sustains complex enterprise networks supporting geographically distributed ALTESS customers. The role provides technical leadership for network modernization, firewall operations, routing/switching, network monitoring, automation, performance management, and secure integration., * Lead strategies to manage, deploy, troubleshoot, and support complex multi-location networks.

 * Design, implement, document, and maintain enterprise networking solutions.
 * Configure, update, administer, and migrate Palo Alto firewalls.
 * Administer Cisco Nexus, Catalyst, ASR, ISR, and Firepower technologies.
 * Use network management, analysis, and troubleshooting tools, including SolarWinds, Cisco Prime, Palo Alto Panorama, and Men & Mice.
 * Monitor and tune system and network performance; harden network components; and report security and operational status.
 * Develop and maintain technical instructions, SOPs, policies, utilization reports, and corrective-action documentation.
 * Lead new network implementations, software/hardware integration, lifecycle support, firmware control, and preventive maintenance.
 * Recommend, demonstrate, and implement technologies that improve network efficiency, capability, and security.