On-Site Mission-Critical Senior Network Engineer

Leidos; Laurel (MD); On-site; USD 116,000 - 210,000; Full time

Benefits offered by this job

Paid Time Off

11 paid holidays

401(k) with company match

Employee Stock Purchase Plan

Technical upskilling and professional‑

Education and training support

Paid parental leave

Health and wellness benefits

Job summary

Leidos is seeking a Senior Network Engineer to join the Cyber & Analytics Business Area, Key Management & Analytics Division, supporting critical national-security missions in a secure on-site environment. You will design, deploy, and optimize secure networks and communications setups, collaborating with cross-functional teams to ensure resilient, high-performance mission capabilities.

This role requires extensive hands-on expertise and leadership across routing, VPN, firewalls, and monitoring

Qualifications

• Fifteen (15) years of experience as a Network Engineer on similar programs.
• Bachelor's degree in a technical discipline; substitution rules apply per policy.
• Active TS/SCI clearance with Polygraph required.
• CCNP or equivalent certification and hands-on network optimization experience.

Responsibilities

• Design, engineer and deploy mission networks with secure architectures.
• Operate, secure and optimize network infrastructure including routers and firewalls.
• Troubleshoot complex network incidents and performance issues.
• Provide technical leadership and mentor junior engineers.

Skills

Network engineering

Cybersecurity

Technical leadership

Networking protocols

CCNP certification

Education

Bachelor's degree in a technical discipline

Tools

Palo Alto firewalls

Job description

Leidos is seeking a Senior Network Engineer to join the Cyber & Analytics Business Area, Key Management & Analytics Division, supporting critical national-security missions in a secure on-site environment. You will design, deploy, and optimize secure networks and communications setups, collaborating with cross-functional teams to ensure resilient, high-performance mission capabilities.

This role requires extensive hands-on expertise and leadership across routing, VPN, firewalls, and monitoring