Cyber Defense Incident Responder

2 weeks ago


Colorado Springs, Colorado, United States Infinity Systems Engineering Full time
Job Title: Cyber Defense Incident Responder

Infinity Systems Engineering is seeking a highly skilled Cyber Defense Incident Responder to join our team. As a key member of our Defensive Cyberspace Operations team, you will be responsible for detecting, protecting, responding to, and recovering from cyber threats on customer networks.

Key Responsibilities:
  • Develop and execute strategic plans to improve the operational security posture of critical national assets.
  • Participate in Cyber Incident Response Teams and develop response plans.
  • Collect and analyze DCO operational and technical data to identify trends and provide recommendations.
  • Provide status updates to stakeholders and leadership on current DCO events, incidents, and activities.
  • Design, implement, configure, and tune Cyber Defense technology to protect against cyber threats.
  • Author and update SOPs, checklists, guides, crew binders, and TTPs to ensure effective incident response.
  • Assess assigned cyber domains to understand mission, architectures, and threats.
  • Plan and conduct Cyber Threat Hunt Operations to identify and mitigate cyber threats.
Requirements:
  • One or more of the following DoDM certifications: CySA+, CFR, GCFA, GCIA, GDSA, GCIH, GICSP, or CCE.
  • Ability to travel 15% on average based on stakeholder and mission needs.
  • Must be legally authorized to work in the United States without the need for employer sponsorship.
  • 10+ years in active cyber defense roles with prior incident response and threat monitoring experience.
  • 10+ years of experience with continuous cyber monitoring and intrusion detection.
  • Understanding of modern cybersecurity threats, vulnerabilities, and mitigations.
  • Familiarity with SIEM and Intrusion Detection and Prevention Technologies.
  • Experience with ELK (Elasticsearch, Logstash, and Kibana) Stack.
  • Familiarity with Endpoint Protection Systems.
  • Familiarity with Security, Automation, and Response (SOAR).
  • Experience with Vulnerability assessment tools.
  • Fluency in MS Office applications, including Outlook, Word, and Excel.
Preferred Qualifications:
  • Prior Cyber certifications (4-11-C32-255S (CP), 4C-255N (CP), 4C-255A (CP), A, or A).
  • Experience with government contracts and compliance.
  • Experience with containerized and virtual environments.
  • Experience with data storage solutions.
  • Experience with data analysis toolsets.
  • Experience with concepts and protocols in computer networking.
  • Experience with developing and deploying signatures and intrusion detection.
  • Experience with relevant modern cybersecurity tools.
Education/Experience:
  • A BS degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science from an ABET accredited or CAE designated institution fulfills the educational requirement for this WRC.
  • Masters of Science Preferred.
Clearance Requirement:

Must have an Active TS/SCI DoD security clearance.

Infinity Systems Engineering offers a comprehensive benefits package, including great company culture, health benefits, work-life balance, and structured career development opportunities.



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