Senior Network Engineer

Leidos • Springfield, VA

19h

About The Position

Seeking an experienced Senior Network Engineer specializing in network systems to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in designing, implementing, and maintaining complex network infrastructures, and must hold an active TS/SCI clearance with Polygraph. Leidos is looking for individuals who are proactive and driven to exceed expectations, as the mission demands continuous innovation and speed.

Requirements

• Active TS/SCI clearance with Polygraph.
• Bachelor’s degree in information technology, Computer Science, or related field, or equivalent experience or specialist certifications considered in lieu of degree.
• 8+ years of experience in systems engineering with a focus on network systems.
• Expertise in Windows/Linux server administration, virtualization, and network security.
• Certifications such as CompTIA Security+, VMware, or equivalent.

Nice To Haves

• Experience supporting DoD or Intelligence Community environments.
• Strong background in system hardening, vulnerability remediation, and compliance.
• Excellent communication and technical documentation skills.
• EC-DAS

Responsibilities

• Design, deploy, and optimize secure network architectures for enterprise and classified environments.
• Lead system performance tuning, troubleshooting, and disaster recovery planning.
• Ensure compliance with security standards and protocols (DISA STIGs, RMF).
• Collaborate with cross-functional teams to deliver high-availability solutions.
• Automate system administration tasks using scripting (PowerShell, Bash).
• Manage Active Directory, virtualization platforms (VMware, Hyper-V), and network monitoring tools.

Benefits

• Health insurance
• Dental insurance
• Vision insurance

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 5,001-10,000 employees