Cyber Network Security Engineer – TS/SCI | Flexible Time Off

CACI; United States; On-site; USD 94,000 - 198,000; Full time

Job summary

CACI is seeking a Cyber Network Security Engineer in the United States to support automated cybersecurity operations, adversary emulation, and defense enhancements for sponsors.

The role involves working with red-team experts, performing security testing, and developing data-driven analytics and automated workflows. A TS/SCI with polygraph clearance is required, with full-time employment and opportunities across our cyber operations teams.

Qualifications

• Approximately seven years of experience as an infrastructure operator.
• Proficiency working in a Linux environment - Centos, Ubuntu, Fedora, Solaris, Backtrack.
• Database experience, to include writing complex queries and modifying schemas (e.g. Oracle, MySQL).
• Experience in a cyber-security role.
• Experience configuring network devices (e.g. 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 best practices
• Understanding of Linux network security tools - (e.g. Metasploit, netcat, nmap, etc.).
• Experience building virtual infrastructure - (e.g. vSphere).
• Experience using scripting languages for automation, parsing data sets, and network monitoring (e.g. bash, Perl, Python, etc.).
• Experience in either the design, implementation, procurement and maintenance of network infrastructure
• Active TS/SCI with required polygraph

Responsibilities

• Work closely with red-team experts to evaluate IT environments and identify security goals, vulnerabilities, objectives, and requirements
• Perform cybersecurity operations testing, and develop improvements to doing so, based on real adversary behavior described in adversary emulation plans
• Evaluate the efficacy of existing detection mechanisms, analytics, and mitigations
• Identify gaps in visibility, data, tools, and process
• Address gaps within defenses by improving systems and processes
• Develop approaches to automating cybersecurity operations, reducing cost and increasing efficiency
• Solve cyber problems through operations, data-driven analytics, and development
• Leverage research, frameworks, and best practices to improve the defensive posture of our sponsors

Skills

Linux admin

Network security

Scripting (bash, Python)

Cyber-security operations

Network device configuration

Packet analysis

Tools

Wireshark

TCPdump

nmap

Metasploit

netcat

vSphere

Oracle/MySQL

Python

Perl

Job description

CACI is seeking a Cyber Network Security Engineer in the United States to support automated cybersecurity operations, adversary emulation, and defense enhancements for sponsors.

The role involves working with red-team experts, performing security testing, and developing data-driven analytics and automated workflows. A TS/SCI with polygraph clearance is required, with full-time employment and opportunities across our cyber operations teams.