Senior ISSO: Classified Systems & RMF Lead (TS/SCI)

Two Six Technologies; Reston (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

Two Six Technologies is seeking a Senior Information Systems Security Officer (ISSO) to support corporate programs. The role focuses on accreditation, RMF processes, and ensuring compliance for classified systems across multiple environments including Windows, Red Hat, and Linux, with travel to other sites as needed.

Ideal candidates have 5+ years in a classified setting, an 8140 certification, and experience with Splunk, ServiceNow, and Talon. TS/SCI with poly is required.

Qualifications

• 5+ years of experience working within a classified environment as an ISSO.
• Bachelor’s degree in Cybersecurity, Computer Science, Information Security, or related degrees or advanced professional industry certifications can be substituted.
• 8140 certification such as Security+, GCISP, GSEC, SSCP, CASP+, CISM, CISSP, etc.
• Working knowledge of tools such as Splunk, SNOW (ServiceNOW), and Talon.
• Knowledge of DAAPM, JSIG, NIST SP 800-53, NIST SP 800-171, etc.
• Advanced understanding of security compliance matrix.

Responsibilities

• Build, architect and accredit classified information systems with the Corporate ISSM and CSO.
• Achieve accreditation and maintain compliance for the Herndon program.
• Serve as the information security liaison between the program, customer and the security team.
• Advise the ISSM in the RMF process.
• Complete STIG checklists and POA&Ms as required.
• Review all data transfers to information systems.
• Perform weekly, bi-weekly, and monthly audits for all assigned accredited systems.
• Conduct Continuous Monitoring activities per customer requirements.
• Create new and maintain existing policies.

Skills

RMF process guidance

Analytical thinking

Team collaboration

Education

Bachelor’s degree or higher in Cybersecurity/CS/InfoSec

Tools

Splunk

ServiceNow (SNOW)

Talon

Job description

Two Six Technologies is seeking a Senior Information Systems Security Officer (ISSO) to support corporate programs. The role focuses on accreditation, RMF processes, and ensuring compliance for classified systems across multiple environments including Windows, Red Hat, and Linux, with travel to other sites as needed.

Ideal candidates have 5+ years in a classified setting, an 8140 certification, and experience with Splunk, ServiceNow, and Talon. TS/SCI with poly is required.