Senior Cyber Systems Engineer

1 week ago

Arlington, Virginia, United States Leidos Full time
Job Summary

We are seeking a highly skilled Senior Cyber Systems Engineer to join our team at Leidos. As a key member of our Electronic Warfare Division, you will be responsible for leading a team of engineers in performing data analysis, investigative analysis, and research on existing and emerging cyber threats.

Key Responsibilities
  • Lead small R&D projects as Principal Investigator/Chief Engineer.
  • Contribute to technical volumes of cyber-related proposals.
  • Analyze network and host activity associated with both successful and unsuccessful intrusions by advanced attackers.
  • Perform network traffic analysis utilizing raw packet data, net flow, IDS, and custom sensor output.
  • Develop and implement custom signatures to mitigate highly dynamic threats to the system.
  • Employ advanced forensic tools and techniques for attack reconstruction and intelligence gathering.
  • Proactively research emerging cyber threats and apply analytical understanding of attacker methodologies and tactics.
  • Contribute to threat intelligence reports and briefings that provide situational awareness of cyber threats impacting the company's global network infrastructure.
  • Participate in threat hunt operations using known adversary tactics, techniques, and procedures.
Requirements
  • BS Degree and 15+ years relevant experience in cyber security or network defense.
  • Strong leadership skills for taking a team of engineers from multi-disciplinary domains and successfully completing R&D projects.
  • Strong technical execution experience as PI/ChEng, including technical planning and labor estimation.
  • Strong understanding of Linux-based operating systems, network stack/routing/interconnectivity.
  • Deep understanding of advanced cyber threats targeting mission systems, along with the tools, tactics, and procedures used by those threats.
  • Experience performing intrusion analysis, digital forensics, and correlation of log data from multiple sources.
  • Experience applying threat and data modeling, advanced data correlation, and statistical analysis.
  • Working knowledge with AI/ML, Python, C++, and the Linux/Unix command line.
  • Must be eligible to obtain a Secret security clearance.
Preferred Qualifications
  • Understanding of behavioral based threat models, including ATT&CK, Cyber Kill Chain, Diamond Model, etc.
  • Strong understanding of Mobile Operating Systems and Mobile Networks.
  • Previous experience as Threat Researcher and/or Intelligence Analyst.
  • Experience with dynamic malware analysis, and reverse engineering.
  • Experience in cryptography or cryptanalysis.
  • Ability to create, modify, and implement both Snort and YARA signatures.
  • Working knowledge of Computer Network Exploitation (CNE), Computer Network Attack (CNA), and Computer Network Defense (CND) tools and techniques.
  • Relevant certifications such as CISSP, SANS GIAC, CEH, etc.
  • Capable and comfortable communicating actionable threat intelligence to both technical and executive-level stakeholders.
  • Published research papers at conferences or through other mediums.

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