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1757 - Cybersecurity Engineer V

Sigma DefenseUnited States🇺🇸United StatesPosted Sep 16, 2026

Why This Role Stands Out

Advance your career with Sigma Defense as a Cybersecurity Engineer, where you'll gain extensive experience navigating complex RMF lifecycles and enhancing system security. This remote role is ideal for seasoned cybersecurity professionals with a strong understanding of RMF processes and eMASS, offering a fantastic opportunity to make a significant impact in a reputable organization. Apply now to join a team dedicated to innovation and excellence.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Remote
Location
United States
Posted
11 hours ago
Compliance

Job Description

Sigma Defense is seeking a Cybersecurity Engineer V to join our team! The Cybersecurity Engineer ensures systems are able to be authorized following RMF process and coordinate the successful navigation of the full RMF lifecycle.

Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

  • 10+ years of relevant Cybersecurity experience.
  • Experience using Enterprise Mission Assurance Support Service (eMASS).
  • Ability to evaluate the security posture of complex systems and execute process and technical improvements to better meet compliance or risk mitigations objectives.
  • Must be a U.S. citizen.

Personnel Clearance Level:

  • Candidate must possess or have the ability to obtain an active Secret security clearance or higher.
  • Clearance may be sponsored for the right candidate.

Education Requirements:

  • Bachelor's degree from an accredited college or university in a Cybersecurity Engineering or related field of study.

Essential Job Duties (not all-inclusive):

  • Coordinates with multi-disciplinary engineering teams to iteratively improve the security posture of the system based on the provided threat analysis and security architecture.
  • Responsible for remediation of cybersecurity findings.
  • Owns the development of multiple cyber security packages for system authorization.
  • Collaborates with DevOps and Software engineers to accredit deployed secure platforms.
  • Leads authorization efforts for the program.
  • Owns authorization package and is responsible for generating deliverables to achieve authorization.
  • Interprets requirements for authorization and implements requires changes.
  • Contributes knowledge and leadership to improve cybersecurity posture of the team and system.
  • Participates effectively in cybersecurity authorization reviews and communicates clearly to leadership, peers, and external stakeholders to ensure maintenance of system authorization.

Salary Range: $145,000 - $165,000 annually.

  • Dental and Vision Insurance
  • Medical Insurance to Include HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) Plan with Company Matching Contributions
  • 160 Hours of Paid Time Off (PTO)
  • 12 (Floating) Holidays
  • Educational Assistance
  • Highly Competitive Salary

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