Senior ISSO: RMF & Cyber Defense Lead (TS/SCI)

VT Group (VTG); California (MO); On-site; USD 120,000 - 130,000; Full time

Job summary

VT Group (VTG) in Los Angeles, CA seeks an Information Systems Security Officer (ISSO) to monitor and maintain security on operational systems, review security documentation, and advise on RMF workflows. The role requires strong communication, self-motivation, and ability to work across security domains.

Responsibilities include collaborating with stakeholders, updating cybersecurity documentation, and ensuring compliance with NIST SP 800-37 RMF processes.

Qualifications

• Education relevant to computer engineering, information security, information management, or computer science.
• Experience in IT security, information systems security, information assurance engineering, and systems administration.
• Active TS/SCI clearance with polygraph is required or in progress as per position requirements.

Responsibilities

• Collaborate with system stakeholders to enhance system security.
• Communicate effectively with security stakeholders.
• Create, revise, or review cybersecurity documentation.
• Advise on RMF workflows and security baselines.
• Report and document security incidents and responses.

Skills

RMF workflows

Network security

Policy & regulation understanding

Forensics awareness

Clear communication

Education

Bachelor’s degree + 2 years

Associate’s degree + 4 years

Master’s degree + 0–2 years

High School/GED + 6 years

Tools

SIEM tools

RMF tooling

COTS media scanners

Windows/Linux

Job description

VT Group (VTG) in Los Angeles, CA seeks an Information Systems Security Officer (ISSO) to monitor and maintain security on operational systems, review security documentation, and advise on RMF workflows. The role requires strong communication, self-motivation, and ability to work across security domains.

Responsibilities include collaborating with stakeholders, updating cybersecurity documentation, and ensuring compliance with NIST SP 800-37 RMF processes.