Network Engineer III

Leidos

. Lead the design, implementation, and optimization of complex Cisco Catalyst-based wireless architectures, including FlexConnect, Bridge Mode, and Fabric-Enabled Wireless .

Posted 11/5/2026full-timeUnited StatesSeniorLead💰 $92,300 - $166,850 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, implementing, and optimizing Cisco Catalyst-based wireless architectures and advanced wireless RF analysis. Proficient in managing enterprise network configurations and providing technical leadership in NAC solutions and network performance monitoring.

Highest-signal resume keywords

Cisco Catalyst Wireless ArchitectureWireless RF Design and AnalysisNAC Solutions ImplementationCisco Prime InfrastructureSplunk Dashboard Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Wireless LAN EngineeringWi-Fi TechnologiesIEEE 802.11 StandardsNetwork TroubleshootingPredictive ModelingSite SurveysCisco ISE ConfigurationEnterprise LAN ArchitecturesNAC PoliciesPerformance Optimization

Soft Skills

Analytical SkillsProblem-Solving SkillsCommunication Skills

Tools & Technologies

EkahauCisco Catalyst CenterCisco Prime InfrastructureIBwaveAirMagnetSplunkAnsibleTerraform

Certifications & Qualifications

CWNACWDPCWSPCWNECCNP EnterpriseCCIE Enterprise Wireless

Industry Keywords

Public TrustNASAEnterprise Network EnvironmentsSD-AccessPoEMulticastQoSOSPFBGPMPLS

Tech Stack

Tools & technologies

AnsibleCyber SecuritySplunkSwitchingTerraform

About the role

Key responsibilities & impact

Lead the design, implementation, and optimization of complex Cisco Catalyst-based wireless architectures, including FlexConnect, Bridge Mode, and Fabric-Enabled Wireless
Lead technical requirements gathering and collaborate with NASA customers, network architects, engineers, cybersecurity, and application teams
Perform advanced wireless RF analysis, predictive modeling, and site surveys using Ekahau
Provide technical leadership in configuring, integrating, and optimizing Cisco ISE for NAC policies
Manage and optimize enterprise network configurations, inventory, and performance using Cisco Catalyst Center
Develop Splunk dashboards and alerts to monitor network performance, security events, and operational risks
Lead advanced troubleshooting, root cause analysis, and resolution of complex network incidents
Serve as a senior technical advisor to NASA Government customers
Plan and execute complex network infrastructure changes while maintaining operational continuity
Develop and maintain technical documentation, operational procedures, troubleshooting guides, incident resolutions, and presentations
Perform additional duties as assigned

Requirements

What you’ll need

Bachelor's degree in Computer Science, Management Information Systems, Cybersecurity, or a related technical field; additional years of experience in lieu of degree may be considered
Minimum of 10 years of combined experience in wireless LAN (WLAN) and wired LAN engineering within large-scale enterprise network environments
Advanced knowledge of Wi-Fi technologies and IEEE 802.11 standards (a/b/g/n/ac/ax)
Extensive experience designing, implementing, and optimizing Cisco wireless infrastructure, including access points, wireless LAN controllers, Cisco Prime Infrastructure, and Catalyst Center
Expertise in wireless RF design, site surveys, and performance optimization using Ekahau, iBwave, AirMagnet, or comparable tools
Advanced understanding of enterprise LAN architectures, PoE, three-tier network topologies, SD-Access, Cisco routing and switching, multicast, and QoS
Extensive experience implementing and supporting NAC solutions using IEEE 802.1X authentication across wired and wireless environments
Strong analytical, troubleshooting, and problem-solving skills
Excellent written and verbal communication skills
U.S. Citizenship is required
Ability to obtain and maintain a Public Trust
Preferred: Cisco Fabric-Enabled Wireless, Splunk, OSPF, BGP, MPLS, IPSec, SD-WAN, Ansible, Terraform, technical mentorship, and relevant industry certifications including CWNA, CWDP, CWSP, CWNE, CCNP Enterprise, or CCIE Enterprise Wireless

Benefits

Comp & perks

Hybrid work arrangement
Opportunity to support NASA's AEGIS program and enterprise network mission