On-Net Cyber Operator — Offensive Security (Hybrid, TS/SCI)

SIXGEN; Reston (VA); Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Health insurance

401K with employer contribution

Flexible and remote work policies

Job summary

SIXGEN seeks an On-Net Operator to support offensive cyber operations for federal customers. The role demands deep expertise in networking, operating systems, digital forensics, and adversary tradecraft, with the ability to analyze complex environments and emulate threat actors.

Candidates should have 7+ years of relevant experience, mastery of Linux/Windows, and proficiency in Python, Bash, and C. This is a hybrid role in Sterling/Reston, VA requiring active TS/SCI clearance.

Qualifications

• 7+ years of offensive cybersecurity, red teaming, network analysis, or related disciplines.
• Expert knowledge of TCP/IP networking and network protocol analysis.
• Experience with tunneling technologies such as SSH and socat.
• Proficiency in C, Python, Bash, or similar programming languages.
• Strong experience with packet analysis and PCAP review.
• Deep understanding of encryption concepts and secure communications.
• Advanced Linux administration and operating system knowledge.
• Experience with Windows domains, Active Directory, Group Policy, and enterprise environments.
• RIOT/FORGE certification or equivalent is required.

Responsibilities

• Conduct cyber operations and adversary emulation activities against complex environments.
• Analyze networks, systems, applications, and code to identify vulnerabilities and attack paths.
• Perform network traffic analysis, digital forensics, and technical investigations.
• Develop and execute creative solutions to achieve operational objectives.
• Lead small teams and contribute to technical planning and execution.
• Communicate technical findings and recommendations to stakeholders.

Skills

TCP/IP networking

Adversary emulation

Linux administration

Windows Active Directory

Python Bash C

Digital forensics

Team leadership

RIOT/FORGE certification

Tools

SSH

socat

PCAP analysis

Job description

SIXGEN seeks an On-Net Operator to support offensive cyber operations for federal customers. The role demands deep expertise in networking, operating systems, digital forensics, and adversary tradecraft, with the ability to analyze complex environments and emulate threat actors.

Candidates should have 7+ years of relevant experience, mastery of Linux/Windows, and proficiency in Python, Bash, and C. This is a hybrid role in Sterling/Reston, VA requiring active TS/SCI clearance.