Cybersecurity Monitoring

3 days ago

Ottawa, Ontario, Canada Altis Technology Full time

We are seeking a highly skilled
Threat Detection & Incident Response Specialist (monitoring)
to support national-level security initiatives involving protected and classified IT environments. The role focuses on enhancing monitoring capabilities, improving incident handling processes, and supporting the development and evaluation of cross-domain solution (CDS) technologies.

This position contributes to secure system development efforts by designing, implementing, assessing, and refining IT security monitoring (ITSM) practices across multiple prototype systems. Work assignments will vary by project and will be detailed through individual task authorizations.

Responsibilities:

  • Lead end-to-end incident detection, triage, containment, mitigation, and recovery for critical cybersecurity events.
  • Perform advanced threat, vulnerability, and incident analysis across complex, multi-layered systems.
  • Serve as the primary escalation point for high-priority or complex incidents, ensuring timely and effective resolution.
  • Collaborate with security operations, network engineering, IT teams, and external partners to coordinate incident response.

Qualifications:

  • An active Secret or Top Secret Clearance
  • Degree in computer engineering, software engineering, computer science, mathematics, or related field.
  • Minimum
    5 years of Incident Management experience
    within the last 7 years.
  • At least
    5 years of experience
    monitoring or supporting environments of 200+ users with technologies such as:
  • ArcSight, Elastic Stack, Gigamon Gigavue, Graylog, Netscout nGenius
  • Debian/Ubuntu, Red Hat/CentOS/Rocky/Alma/Oracle Linux
  • Snort, Suricata, Zeek, Splunk
  • Minimum
    2 years within the last 5 years
    monitoring Linux systems.

Nice-to-haves:

  • 2+ years
    (up to 5 recognized) providing network monitoring for classified systems.
  • 2+ years
    working in operational, monitoring, or engineering teams, with details on environment, team size, and role.
  • Completion of network security monitoring courses/certifications (e.g., GIAC, Elastic, Splunk, Red Hat, Cisco, CompTIA, EC-Council).
  • Experience applying recognized reference architectures such as
    NIST SP 800-53, ITSG-33, NSA CSFC, NCDSMO CDS
    .
  • 2+ years
    monitoring Linux systems with defined distributions and system components.
  • 2+ years
    developing detection signatures using ArcSight, Elastic Stack, Graylog, NetFlow, Snort, Splunk, Suricata, or Zeek.
  • 1+ year
    monitoring data diodes and CDS Guards in production environments.

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