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
Bachelor’s degree and 8–12 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
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:April 28, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and 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.
Skills Required
- Bachelor's degree
- 8-12 years of relevant experience
- 5+ years of experience with enterprise wireless networks
- Active Secret clearance with ability to obtain Top Secret
- DoD 8570 IAT Level III certification
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
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