CT Cubed Inc.

Careers

Open Positions:
Cybersecurity Instructor – Defensive Cyberspace Operations – TS/SCI
Product Security Engineer – TS/SCI


Years of Experience: Minimum of 12 years of defensive cyber-related experience either in industry, academia, or with a U.S. Government agency
Security Clearance: Active or current Top-Secret Clearance and SCI eligibility required
Education: Bachelor’s
Location: On-site
Organization: 319th Combat Training Squadron, Peterson SFB, CO

General Description:
We are seeking an experienced cybersecurity professional with a strong background in platform instruction and Defensive Cyberspace Operations (DCO). The ideal candidate will possess knowledge and hands-on experience in Enterprise Defense, Threat Hunting, and/or Incident Response.

Key Responsibilities:

  • Deliver comprehensive training on defensive cyberspace strategies and tactics.
  • Update course materials to reflect the latest threats and defense mechanisms.
  • Conduct hands-on training sessions in a lab environment to simulate real-world scenarios.

Technical Skills and Qualifications:

  • Skilled communicator, experienced in providing platform instruction to an academically diverse audience.
  • Proficient in identifying and analyzing Indicators of Compromise, conducting Network Traffic Analysis, and executing Host Surveys and Malware Triage.
  • Skilled in Network Mapping using various operating system tools.
  • Strong understanding of TCP/IP fundamentals, including DNS, and comprehensive knowledge of Linux and Windows operating systems.
  • Proficient in network scanning and analysis tools including NMAP, Zenmap, and Wireshark; experienced with penetration testing frameworks such as Metasploit and Burp Suite; familiar with Intrusion Detection and Prevention Systems like SNORT and TCPDump; and familiar in configuring network packet filtering and firewall settings using iptables.

Preferred Certifications:

  • Security+ (Sec+)
  • GIAC Certified Incident Handler (GCIH)
  • Additional defensive-focused training and certifications are highly advantageous.

Salary Range: $140,000 – $180,000 (annually)

To apply, send your pdf formatted resume to [email protected]


Years of Experience: 5+ years of experience in cybersecurity engineering or related systems security work
Security Clearance: Current Active Top-Secret clearance with SCI eligibility
Education: Bachelor’s degree in a technical discipline (e.g., Engineering, Computer Science, Physics, or Mathematics)
Location: St. Charles, Missouri – On-site

General Description:
We are seeking an experienced Product Security Engineer to join our team in delivering cyber-resilient solutions for national security clients. Our engineers are deeply embedded in mission-critical DoD projects, applying secure-by-design principles across hardware, software, and full system lifecycles. In this role, you will play a key part in advancing cybersecurity integration within next-generation defense platforms.

Key Responsibilities:

  • Interpret and refine customer and regulatory cybersecurity requirements into actionable system designs
  • Collaborate directly with program teams and customers to embed security from concept through sustainment
  • Support secure system architecture and design development, validation, and verification activities
  • Conduct threat modeling, attack surface evaluations, and security risk assessments
  • Evaluate system-level security controls and document implementation details throughout the development lifecycle
  • Guide cybersecurity integration efforts and validate effectiveness through evidence-based testing and reporting
  • Develop and maintain technical documentation including system security plans, security control matrices, and diagrams
  • Support investigations and incident response efforts in collaboration with ISSOs and system admins
  • Participate in security authorization activities and generation of accreditation artifacts

Preferred Qualifications

  • DoD 8570.01-M IAT Level III or IASAE Level II certification (e.g., CASP+ CE, CISSP, CSSLP)
  • Experience in aircraft, weapon system, or space system cybersecurity
  • Familiarity with Anti-Tamper (AT) controls and software assurance concepts
  • Knowledge of NIST 800-53, RMF, or similar frameworks
  • Ability to contribute to development of technical security documentation such as network/system diagrams, SOPs, and baseline control plans
  • Experience interfacing with customer security teams and presenting technical briefings
  • Familiarity with tools like DOORS, GitLab, and Jira for engineering collaboration and documentation

Required Qualifications

  • Bachelor’s degree in a technical discipline (e.g., Engineering, Computer Science, Physics, or Mathematics)
  • 5+ years of experience in cybersecurity engineering or related systems security work
  • Demonstrated experience with threat modeling, risk assessments, and secure system design
  • Proven ability to work in classified environments and support lab-based security evaluations
  • Experience in evaluating customer security requirements and translating them into engineering deliverables
  • Active U.S. Top Secret Security Clearance

Additional Information

  • Travel may be required up to 25% for customer meetings and technical reviews
  • This is a full-time onsite position based in St. Charles, MO
  • Must be able to obtain and maintain program-specific clearances if required

Salary Range: $119,850 – $162,150 (annually)

To apply, send your pdf formatted resume to [email protected]

Colorado Springs
Las Vegas