Network Security Researcher

3 weeks ago

Stafford, Virginia, United States Vets Hired Full time
About the Job

Vets Hired is seeking a highly skilled Network Security Researcher to join our team. As a key member of our project team, you will be responsible for implementing architectures to simulate and/or emulate portions of various network architectures in a lab-based environment for troubleshooting and root cause analysis of misconfigurations and anomalous behaviors.

Responsibilities
  • Design and implement network architectures to simulate and/or emulate various network scenarios.
  • Support analysis and result validation of detection techniques and mitigations of anomalous behaviors.
  • Research techniques used by Advanced Persistent Threats (APT) to enable movement through, Command and Control (C2) of, and data exfiltration on a targeted network.
  • Determine which adversarial techniques network security controls and policies would block.
  • Support simulating remaining techniques in a lab and collect data to help develop detection approaches.
  • Research emerging trends in networking technology such as Software Defined Networking (SDN) and Network Function Virtualization (NFV).
  • Design and develop experiments to analyze the potential impacts these technologies would have on networks and document the results.
  • Assist in the development of APT detection approaches using rule-based and Machine Learning (ML) methodologies.
  • Provide informal technical briefings on testing or experimental results to team members.
Key Qualifications
  • Bachelor's degree in Computer Science or a related field and networking experience.
  • Hands-on experience with designing and implementing network designs with Cisco, Juniper, and Palo-Alto equipment.
  • Familiarity with APT techniques.
  • Understanding of networking and security concepts (e.g., TCP/IP stack, routing, firewalls, intrusion detection systems, intrusion prevention systems).
  • Familiarity with IP networking concepts (e.g., Quality of Service) and virtual private networks.
  • Ability to capture and analyze large amounts of network traffic.
  • Ability to communicate technical concepts to teammates.
  • Ability to obtain and maintain a Top Secret security clearance.
  • Travel may be frequent, up to two weeks every two months.
Preferred Qualifications
  • Experience with Linux, Microsoft Windows desktop and Server, as well as virtualization environments like VMware ESXi/vSphere.
  • Familiarity with data science techniques.
  • Hands-on experience with packet capture utilities like tcp dump and Wire Shark as well as Network Intrusion Detection (NIDs) like Snort, Suricata, and Zeek.
  • Familiarity with Python 3.x and Python libraries for machine learning such as TensorFlow and Keras.
  • Familiarity with C11 and C++ 11 or later.
  • Experience with behavioral models like MITRE's ATT&CK, Lockheed Martin's Cyber Kill Chain that describe Advanced Persistent Threats (APT) tactics and techniques.

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