Cybersecurity Signature Analyst

21 hours ago


St Louis, Missouri, United States Strategic ASI Full time
Job Title: Cybersecurity Signature Analyst

Strategic ASI is seeking a highly skilled Cybersecurity Signature Analyst to join our team. As a key member of our Cybersecurity Operations team, you will be responsible for developing and maintaining defensive countermeasures for our enterprise.

About the Role:

As a Cybersecurity Signature Analyst, you will work closely with our Lead of Focused Operations and Branch Chief of Defensive Cyber Operations to identify and predict previously undiscovered events and incidents. You will analyze trends and patterns of data on our networks, review intelligence reports, and participate in regular Purple Teaming exercises to validate defensive countermeasures.

Key Responsibilities:
  • Analyze data on NGA networks to identify and predict previously undiscovered events and incidents.
  • Develop or tune rules/signatures/scripts as needed to improve SIEM alert efficiency.
  • Coordinate with other Cybersecurity Operations teams to investigate and obtain information about potential sources of compromise on NGA systems.
  • Document all work in the authorized ticketing system with a sufficient level of detail.
  • Provide input to the daily CSOC Significant Activity Report, the daily CSOC Operations Update, and the Weekly CSOC Status Report.
Requirements:
  • Must be a US Citizen with an Active TS/SCI.
  • 8+ years of related advanced cyber security analytics work experience.
  • Must have a certification that is compliant with DoD and DoD M IAT Level III and CSSP Analyst.
  • Experience with data mining or building queries in a SIEM.
  • Strong understanding of signature development and tuning.
  • Strong understanding of network protocols and analysis with protocol analyzers.
  • Knowledge of static file signatures and regular expressions.
Preferred Skills:
  • Comfortable in a hex editor.
  • Ability to write python/bash/powershell scripts.
  • Good understanding of Purple Team Tactics.
About Strategic ASI:

Strategic ASI is a leading provider of cybersecurity services. We are committed to delivering high-quality solutions that meet the evolving needs of our clients.



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