Senior ISSO & RMF Program Lead (Federal)

Xtreme Solutions Corporate; Washington (District of Columbia); On-site; USD 150,000 - 210,000; Full time

Job summary

Xtreme Solutions seeks an experienced Lead ISSO/Technical Program Lead to guide a federal cybersecurity program in Washington, DC. You will manage RMF, authorization, continuous monitoring, and remediation priorities while briefing senior government stakeholders on risk and status.

You will mentor ISSOs and analysts, review artifacts, and coordinate with CISO, AOs, assessors, and privacy teams to ensure robust security posture across multiple systems.

Qualifications

• 10+ years of progressively responsible cybersecurity experience.
• 7+ years supporting federal ISSO/IA/A&A or RMF activities.
• 3+ years leading ISSOs, assessors, or federal authorization workstreams.
• Experience coordinating with senior federal cybersecurity stakeholders.
• Hands-on review of RMF/authentication artifacts.

Responsibilities

• Lead day-to-day technical activities across the ISSO team.
• Assign systems, authorization boundaries, and security workstreams.
• Oversee multiple RMF authorization/reauthorization activities.
• Review and approve SSPs, SAPs, SARs, POA&Ms, risk assessments.
• Perform technical QA/QC before deliverables to Government.
• Track authorization milestones, dependencies, risks, issues, corrective actions.
• Oversee POA&M, vulnerability remediation, and continuous monitoring.
• Coordinate with AOs/AODRs, CISO, ISSMs, system owners, assessors.
• Resolve conflicting cybersecurity information across tools/artifacts.
• Provide senior-level security posture, authorization, and risk briefings.
• Mentor ISSOs, assessors, and cybersecurity analysts.
• Support federal audits and independent security-control assessments.

Skills

ISSO leadership

RMF/A&A/C&A

Federal cybersecurity

NIST SP 800-37/800-53

Executive briefings

QA/QC of deliverables

Stakeholder coordination

Certifications (CISSP/CISM/CGRC/CAP/GS

Mentoring/leadership

Audits & assessments

Education

CISSP, CISM, CGRC/CAP, or GSLC certification

Tools

CSAM

ServiceNow

ITSM workflows

Job description

Xtreme Solutions seeks an experienced Lead ISSO/Technical Program Lead to guide a federal cybersecurity program in Washington, DC. You will manage RMF, authorization, continuous monitoring, and remediation priorities while briefing senior government stakeholders on risk and status.

You will mentor ISSOs and analysts, review artifacts, and coordinate with CISO, AOs, assessors, and privacy teams to ensure robust security posture across multiple systems.