Principal Cisco Engineer III – Top Secret Clearance Required

Agile Defense

. Design, implement, and provide ongoing support for networking infrastructure within and between data centers .

Posted 10/16/2026full-timePocatello • Idaho • United StatesLead💰 $114,000 - $125,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and maintaining networking infrastructure for data centers, including LAN, WAN, VLAN, and SDN configurations. Proficient in implementing security measures and automation scripts while ensuring network performance and availability.

Highest-signal resume keywords

Data Center Networking ExpertiseCisco CCNA CertificationCisco ACI ExperienceNetwork Security ManagementAutomation Scripting

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Networking Infrastructure DesignLAN ConfigurationWAN ConfigurationVLAN ConfigurationSDN ImplementationFirewall ConfigurationLoad Balancer ConfigurationNetwork MonitoringTroubleshooting Network IssuesSystem Management Tools

Soft Skills

CollaborationTraining and MentoringProblem-Solving

Tools & Technologies

Network Management ToolsCloud ServicesIaaS ProvisioningReal-Time Dashboards

Certifications & Qualifications

Bachelor's DegreeTop-Secret ClearanceCI PolygraphCisco CCNA

Industry Keywords

Data CenterInformation SecurityNetwork PerformanceRedundancy StrategiesOperational Support Systems

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

Design, implement, and provide ongoing support for networking infrastructure within and between data centers
Serve as an advanced subject matter expert for data center network environments
Create and maintain network infrastructure for bare-metal and virtual machines, including LAN, WAN, VLAN, SDN, firewall, and load balancer configurations
Provision and configure networking for servers, applications, and cloud services
Evaluate, improve, and maintain information security across data center network infrastructure
Monitor, diagnose, and correct network issues; develop recovery processes
Provide real-time alerts and implement proactive remediation, redesigns, and technology refreshes
Install, configure, test, and maintain system management tools for network components
Ensure network availability, performance, redundancy, and resilience
Monitor and test application performance; identify bottlenecks and collaborate with developers
Maintain security, backup, and redundancy strategies
Develop and maintain automation scripts, including automated provisioning of addresses and VLANs for IaaS
Participate in information and operational support systems design
Provide final-tier support for complex network issues
Liaise with vendors and IT personnel for troubleshooting, upgrades, and solution design
Generate real-time dashboards and reporting on network performance, availability, trends, and resource utilization
Maintain technical documentation, including inventory, patch levels, configurations, access controls, and credentials
Transition knowledge to government staff through training and best-practice guidance

Requirements

What you’ll need

Bachelor's degree
6 years of relevant experience
Bachelor's degree preferred but one year of experience may be substituted for each year of education
Active and current Top-Secret clearance required with SCI eligibility
Ability to obtain and maintain a CI Polygraph
Ability to pass and maintain a CI Polygraph during employment
Cisco CCNA passed within 6 months of start date
Strong preference for experience in Cisco ACI, NSO, and other advanced Cisco data center technologies

Benefits

Comp & perks

Health Insurance
Life Insurance
Paid Time Off
Holiday Pay
Short-term and long-term Disability
Retirement
Learning and Development opportunities
Other optional benefit elections