Senior Cybersecurity Defense Analyst III

Invictus International Consulting, LLC; Colorado Springs (CO); On-site; USD 144,000 - 176,000; Full time

Job summary

Invictus International Consulting, LLC is seeking a Senior Cyber Defense Analyst III to lead and perform advanced investigations of complex security events across networks, endpoints, and identities in a DoD/IC environment. The role requires a TS/SCI clearance with CI polygraph and provides senior technical escalation support to teammates.

You will manage incident triage, enrichment, determination of scope, and escalation, while coordinating with government stakeholders and engineering teams to

Qualifications

• Significant hands-on cybersecurity investigations and incident response experience.
• Experience developing or improving SOC procedures, incident playbooks, runbooks, or analyst training materials.
• Current DoD 8570 IAT II or IAM II certification and DoD/IC environment exposure.

Responsibilities

• Lead advanced investigation of complex security events across multiple telemetry sources.
• Perform cyber defense incident triage, scope, urgency, and escalation decisions.
• Coordinate containment/remediation, recovery, and post-incident reporting with stakeholders.

Skills

Cyber defense investigations

MITRE ATT&CK

SOC procedures

Mentoring/leadership

DoD 8570 IAT II/IAM II

DoD/IC experience

TS/SCI clearance

Education

Bachelor's degree in a technical discipline

Job description

Senior Cyber Defense Analyst III

Location

Colorado Springs, CO

Clearance

TS/SCI with the ability to obtain and maintain a CI polygraph

Job Details

• Perform and lead advanced investigation of complex security events and incidents across network, endpoint, identity, firewall, vulnerability, and other available telemetry
• Perform cyber defense incident triage, including validation, enrichment, determination of scope, urgency, potential impact, and appropriate escalation
• Support incident handling across detection, investigation, analysis, containment/remediation coordination, recovery, and reporting in accordance with established authorities and procedures
• Correlate incident and security data across multiple sources to identify affected systems, users, vulnerabilities, adversary activity, and related events
• Collect and preserve relevant intrusion artifacts and investigative evidence in accordance with established procedures
• Communicate incident status, findings, risk, and recommended actions to SOC personnel, technical teams, management, and government stakeholders as appropriate
• Serve as a senior technical escalation point to less expereinced team members and provide hands-on guidance during complex investigations
• Lead portions of incident response activities, including scoping, evidence analysis, containment recommendations, technical coordination, and post-incident review
• Conduct proactive analysis and threat hunting when warranted to identify related or previously undetected activity
• Develop, maintain, and improve analyst runbooks, investigative procedures, escalation criteria, incident playbooks, and shift-turnover practices
• Partner with threat analysts and engineering personnel to identify telemetry gaps, detection gaps, false positives, and opportunities for improved enrichment or automation
• Mentor junior analysts, support analyst qualification and exercises, and perform quality review of investigations and case documentation
• Translate incident lessons learned into improved detections, procedures, training, and defensive recommendations

Requirements

• Bachelor's degree from an accredited institute in a technical discipline applicable to the position; an additional 4 years of may be substituted in lieu of a degree
• Minimum six (6) years of relevant experience in addition to education level
• Significant hands-on experience conducting cybersecurity investigations and incident response in enterprise environments.
• Strong knowledge of network and host-based investigation, common adversary tactics, techniques, and procedures, and the MITRE ATT&CK framework
• Experience developing or improving SOC procedures, incident playbooks, runbooks, or analyst training materials
• Experience serving as an escalation point, technical lead, or mentor for cyber defense analysts
• Must possess current DoD 8570 IAT II or IAM II certification
• Experience working in a DoD or IC environment
• Current active TS/SCI clearance, with the ability to obtain and maintain a CI polygraph

Equal Opportunity Employer/Veteran/Disabled

Salary: $160000 per year