Network Security Operations Specialist

Network Specialist – Drive Mission‑Critical Network Operations

Leidos is seeking a Network Specialist to support a high‑impact, undisclosed network operations program. In this role, you’ll be at the center of real‑time mission operations‑supporting core network infrastructure, resolving complex technical issues, and strengthening operator readiness. If you thrive in fast‑paced environments and want your expertise to directly influence mission success, this is the opportunity to step up and lead.

This position blends hands‑on technical work, operational leadership, and mentorship, making you a key force behind the reliability and performance of a mission‑essential network.

As a technical leader on the operations floor, you’ll provide advanced network support, guide operators, and collaborate with engineering teams to keep mission systems secure, stable, and optimized.

• Serving as the primary network support specialist, diagnosing and resolving complex issues affecting systems and networks
• Managing and maintaining Juniper and Cisco networking systems
• Training and mentoring operators, ensuring they are confident, capable, and mission‑ready
• Partnering with program leadership to deliver updates, insights, and recommendations
• Implementing network changes and optimizations to improve performance and reliability
• Collaborating with Tier3 engineering on deployment changes for production network devices
• Staying current on emerging technologies and best practices in networking and communications

• Active DoD TS/SCI clearance
• Current DoD 8140‑compliant security certification (IAT/IAM Level III equivalent)
• Ability to obtain required computing environment certification within 6 months
• At least 6 years of networking experience, with a focus on Juniper and Cisco systems
• Strong understanding of TCP/IP, IP addressing, and subnetting
• Experience troubleshooting network issues across LAN and large WAN environments, including firewalls and network taps
• Proficiency with tools such as iPerf and Wireshark
• Strong troubleshooting skills and the ability to respond quickly to real‑time dataflow issues
• Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint, Visio)
• Excellent written and verbal communication skills
• Proven ability to support complex technical environments
• Strong interpersonal skills and the ability to collaborate with leadership and cross‑functional teams
• Demonstrated ability to train and mentor personnel in technical and operational domains

• Industry certifications (Juniper, Cisco CCNA/CCNP, etc.)
• Experience configuring and optimizing Juniper Session Smart Routers
• Experience with TACLANEs and network encryption devices
• Familiarity with mission‑environment operational support procedures

You’ll be a critical part of a team that keeps mission‑essential networks running at peak performance. Your expertise will empower operators, strengthen system resilience, and help drive continuous improvement across the program. This is your chance to lead, innovate, and make a meaningful impact every day.

$92,300.00 – $

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.