Network Security Engineer

Peraton; Chantilly (VA); On-site; USD 176,000 - 282,000; Full time

Job summary

Peraton in Chantilly, Virginia is seeking a Network Security Engineer to enhance and protect its cyber defenses. Ideal candidates should have significant experience in network security engineering, proficiency in scripting and a strong understanding of networking principles.

The position requires a Top Secret/Sensitive Compartmented Information (TS/SCI) clearance and offers a competitive salary range between $176,000 and $282,000, based on various qualifications and experiences. The role involves working closely with management and providing tech support to multi-disciplinary teams.

Qualifications

• Minimum of 8 years of experience with a BS/BA.
• Active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance.
• Proficiency in Linux environments and networking technology.

Responsibilities

• Support mission partners through deconfliction.
• Provide technical support to a multi-discipline team.
• Develop automation scripts for data parsing and network monitoring.

Skills

Scripting with Python

Networking

Cybersecurity

Linux environments

Network packet inspection

Education

Bachelor's degree

Master's degree

PhD

Tools

Wireshark

Metasploit

vSphere

Job description

Network Security Engineer

Job Locations: US-VA-Chantilly

Requisition ID: 2026-167418

Position Category: Information Technology

Clearance: Top Secret/SCI w/Poly

Responsibilities

• Deconfliction with mission partners.
• Scripting and development experience with Python, SQL, Web Applications, Networking; experience in cyber.
• Extensive experience serving in a senior network security engineer position or other relevant cyber security position.
• Resource will work closely with management and provide technical support to a multi-discipline team.

Qualifications

• Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhD
• Active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance, with polygraph.
• Proficiency working in a Linux environment - Debian, Kali, Centos or Ubuntu.
• Familiar with computer networking technology and terminology (ip addresses, tcp/udp, firewalls, etc.).
• Experience configuring network devices (eg., routers, switches, etc.).
• Experience performing network packet inspection, traffic analysis, performance characterization (e.g., Wireshark, TCPdump, etc.).
• Understanding of network/cyber security, penetration testing and information security practices.
• Understanding of Linux network security tools - (e.g., Metasploit, netcat, nmap, etc.).
• Experience using scripting languages for development, modification, automation, parsing data seta and network monitoring (e.g., bash, Perl, Python, etc.).
• Experience building virtual infrastructure - (e.g., vSphere).
• Experience in either design, implementation, procurement or maintenance of network infrastructure.
• Ability to work with stakeholders and developers to engage in joint project planning and execution.

Target Salary Range

$176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO Statement

Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.