Network Wireless Engineer

Leidos is seeking a Senior Wireless Engineer (SME) to support enterprise WLAN services within a large-scale DoD network environment. This role operates within an SRE framework and is responsible for ensuring the reliability performance and security of Aruba-based wireless infrastructure across geographically distributed locations.

The selected candidate will serve as the technical authority for wireless networking providing Tier III escalation support leading complex troubleshooting efforts and contributing to wireless design optimization and continuous service improvement. This position requires a balance of hands-on engineering operational support and technical leadership in a mission-critical environment.

Primary Responsibilities

• Serve as Tier III escalation support for complex wireless incidents including client connectivity roaming authentication and performance issues

• Lead root cause analysis (RCA) efforts and drive long-term remediation for recurring problems

• Design configure and optimize Aruba wireless infrastructure including:

  • Mobility Conductors / Mobility Masters

  • Controllers (AOS) and Central-managed environments

  • Campus and remote access points

• Provide advanced wireless troubleshooting using:

  • Packet captures and client session analysis

  • RF spectrum analysis and performance metrics

  • Controller and AirWave/Central data

• Lead and validate RF design and optimization including:

  • Channel and power planning

  • Interference mitigation

  • High-density environment tuning

• Implement and maintain secure wireless solutions using:

  • 802.1X authentication (EAP-TLS) WPA3

  • Aruba ClearPass Policy Manager for network access control

• Collaborate with cross-functional teams to integrate wireless with:

  • Wired network infrastructure (VLANs routing firewalls)

  • Identity and authentication systems

• Support and enhance monitoring and observability using Aruba AirWave Central and related tools

• Contribute to SRE practices including:

  • Continuous service improvement

  • Runbook development and operational standardization

  • Participation in Agile/SAFe processes (JIRA DSUs retrospectives)

• Review and support management activities including deployments upgrades and maintenance

• Mentor junior and mid-level engineers and provide technical guidance across teams

Basic Qualifications

• Bachelors degree and 812 years of relevant experience (or equivalent experience in lieu of degree)

• 5 years of hands-on experience with enterprise wireless networks including Aruba or similar platforms

• Strong expertise with:

  • Aruba WLAN solutions (Controllers Mobility Conductors AirWave/Central)

  • Wireless troubleshooting and client connectivity analysis

• Advanced knowledge of:

  • 802.11 standards (a/b/g/n/ac/ax)

  • RF fundamentals (channel planning interference signal propagation)

• Experience with wireless security including:

  • 802.1X authentication WPA2/WPA3

  • RADIUS-based authentication systems

• Proven ability to troubleshoot:

  • Complex wireless performance and roaming issues

  • Authentication and access control problems

• Experience working in large multi-site enterprise environments

• Familiarity with Agile tools and workflows (e.g. JIRA SAFe)

• Active Secret clearance with ability to obtain Top Secret

• DoD 8570 IAT Level III certification (e.g. CISSP CASP CCNP Security)

Preferred Qualifications

• Aruba certifications such as:

  • ACMP ACDP ACMX or ACCP

• Experience with:

  • Aruba ClearPass Policy Manager in enterprise environments

  • Aruba AirWave Central and advanced monitoring platforms

• Prior experience supporting:

  • DoD networks (NMCI NGEN or similar large-scale environments)

• Experience with:

  • Wireless site surveys (Ekahau AirMagnet)

  • High-density wireless deployments

• Familiarity with:

  • Network automation (Python Ansible API integrations)

  • Multi-vendor wireless environments (Cisco Juniper Mist Ruckus)

• Knowledge of:

  • DoD security requirements STIGs and defense-in-depth principles

SMIT-NMCI

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Original Posting:

Pay Range:

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.