Cybersecurity Threat Analyst

1 month ago


Springfield, Illinois, United States General Dynamics Information Technology Full time

Job Summary:

We are seeking a highly skilled Cybersecurity Threat Analyst to join our team at General Dynamics Information Technology. As a Cybersecurity Threat Analyst, you will be responsible for developing and maintaining defensive countermeasures for the enterprise.

Key Responsibilities:

  • Analyze trends and patterns of data on confidential networks to identify and predict previously undiscovered events and incidents.
  • Develop or tune rules/signatures/scripts as needed to prevent successful compromises and eradicate persistent adversaries.
  • Collaborate with Defensive Cyber Operations and Focused Operations to develop or tune rules/signatures/scripts.
  • Coordinate with other Cybersecurity Operations Services to investigate and obtain information about potential sources of compromise on enterprise systems.
  • Correlate and analyze precursors to incidents and develop or tune rules/signatures/scripts as needed.
  • Work with the Cyber Data Analytics team to achieve SIEM alert efficiency through evaluation of valid alerts and false positives.
  • Assess ongoing incident activity to predict adversary responses and locations of compromise to assist with triage.
  • Document all work in the authorized ticketing system with a sufficient level of detail to ensure all stakeholders can systematically reconstruct the analysis.

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, i.e., "magic numbers" and how it applies to developing countermeasures for files in transit and that reside locally on a host.
  • Good working knowledge of regular expressions.

Benefits:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match.

We offer full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.



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