Senior Network Engineer - TS/SCI with Poly
: Job Details :

Overview

Seeking an experienced professional for a Senior Network Engineer to support mission-critical projects in a secure environment. The ideal candidate will have extensive experience in network administration, operations, and maintenance of complex network infrastructures.

Key Responsibilities

• Administer, monitor, and optimize secure network architectures for enterprise and classified environments.
• Lead network 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 network solutions.
• Automate network administration tasks using scripting (PowerShell, Bash).

Required Qualifications

• US with an active TS/SCI clearance with CI Polygraph.
• Bachelors degree in Information Technology, Computer Science, or related field with 8+ years of experience or a Masters Degree with 6+ years of experience. Additional experience maybe considered in lieu of a degree
• Expertise in network security.
• Must be 8570 compliant with ideally a CompTIA Security + CE or greater certification.

Skills

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

EC-DAS

At Leidos, we dont want someone who fits the mold we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, whats next? before the dust settles on whats now.

If youre already scheming step 20 while everyone else is still debating step 2 good. Youll fit right in.

Original Posting:September 12, 2025

Pay Range:Pay Range $89,700.00 - $162,150.00

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.

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