IT - Cyber Security Specialist IV

Apex Systems • Mountain Home, Arkansas • Posted July 02, 2026

Position Overview

Job#: 3039262

Job Description:

IT - Cyber Security Specialist IV

Location: Home, Arkansas (Teleworker)

Role Overview

An Information System Security Officer (ISSO) is sought to join a team supporting the ClaimsCore Program. This role involves overseeing activities related to system security authorization, compliance, and continuous monitoring for a federal environment. The ISSO will be instrumental in ensuring secure and compliant systems across both legacy integrations and modern cloud-based platforms, supporting major cybersecurity initiatives for the Centers for Medicare & Medicaid Services (CMS).

Key Responsibilities
  • Serve as the ISSO for the ClaimsCore Program, ensuring compliance with FISMA Moderate, FedRAMP Moderate, and CMS ARS security controls.
  • Oversee the Authorization to Operate (ATO) process, including the preparation and maintenance of all Security Authorization (SA) and Certification & Accreditation (C&A) documentat...