Information Technology Security, Advisor

Peraton

$104K — $166K *
US-AnywhereRemote in United States
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree and 8+ years of relevant cybersecurity experience or 12 years with a high school diploma.
  • 2+ years of experience leading or supervising cybersecurity personnel.
  • Experience as an ISSO, Lead ISSO, or Security Manager on federal programs under FISMA.
  • Ability to manage the delivery and quality control of RMF documentation.
  • Experience conducting risk assessments, vulnerability analysis, and security audits.
  • Familiar with CMS ARS 5.1 and federal cybersecurity reporting requirements.
  • Strong understanding of vulnerability management tools.
  • Required U.S. Citizenship for security requirements.

Responsibilities

  • Lead a team of ISSOs and cybersecurity professionals while providing mentorship and performance management.
  • Manage team resource allocation and oversee daily security operations and deliverables.
  • Establish workflows and SOPs for consistent risk management execution.
  • Serve as the main point of contact for senior management and government stakeholders.
  • Oversee the full lifecycle of the Authorization to Operate (ATO) process.
  • Conduct risk and vulnerability assessments and ensure remediation activities are on track.
  • Develop and maintain security policies and RMF documentation in line with federal requirements.

Benefits

  • Professional development opportunities and mentorship programs.
  • Collaboration with diverse, qualified cybersecurity professionals.
  • Engagement in major cybersecurity initiatives at a federal level.
  • Working within a complex federal environment with evolving compliance standards.
Full Job Description
Responsibilities

Peraton is seeking an Information System Security Officer (ISSO) Manager to join our team of qualified, diverse professionals supporting the Health State and Local Sector. The ideal candidate will lead a team of security professionals and oversee all activities related to system security authorization, compliance, and continuous monitoring for a complex federal environment. The ISSO will play a critical role mentoring direct reports, managing team workloads, and ensuring secure, compliant, and resilient systems across both legacy integrations and modern cloud-based platforms, while leading major cybersecurity initiatives and mission0critical efforts at the Centers for Medicare & Medicaid Services (CMS).

Information System Security Officer (ISSO) Manager responsibilities shall include, but are not limited to:

Leadership & Personnel Management

  • Provide direct supervision, leadership, and mentorship to a team of ISSOs and cybersecurity professionals, including performance management, goal setting, and professional development.
  • Manage team resource allocation, delegate workloads, and oversee the successful completion of all daily security operations and contract deliverables.
  • Establish team-level workflows and standard operating procedures (SOPs) to ensure consistent execution of risk management and compliance tasks.
  • Act as the primary escalation point and leadership interface for senior program management, government stakeholders, and external audit authorities.

Cybersecurity & Compliance

  • Serving as the Lead ISSO for the Program and ensuring full compliance with FISMA Moderate, FedRAMP Moderate, and CMS ARS 5.1 security control baselines.
  • Overseeing the full lifecycle of the Authorization to Operate (ATO) process, including preparation, maintenance, and submission of all Security Authorization (SA) and Certification & Accreditation (C&A) documentation.
  • Conducting comprehensive risk and vulnerability assessments, tracking remediation activities, and ensuring zero open Critical/High vulnerabilities at go0live.
  • Managing security incidents, ensuring notification within 1 hour, and coordinating with stakeholders on mitigation, reporting, and after0action activities.
  • Developing, maintaining, and updating security policies, procedures, SSPs, SOPs, and other RMF documentation consistent with federal and CMS requirements.
  • Supporting annual and ad0hoc federal security assessments, including CSRAP, CFO, and OMB A0123 reviews, and ensuring timely and accurate submission of evidence packages.
  • Managing POA&M entries, validating mitigation strategies, supporting audit responses, and ensuring high0quality documentation in accordance with CMS and federal guidance.
  • Performing continuous monitoring activities, analyzing security reports (e.g., vulnerability scans, audit logs), and recommending corrective actions.
  • Collaborating closely with engineering, operations, and program management teams to ensure security is embedded into system design, modernization efforts, and integrations with legacy systems.
  • Providing guidance and subject matter expertise on NIST 800053 controls, FedRAMP requirements, and CMS-specific security processes to technical and non-technical stakeholders.
  • Ensuring all system changes follow proper security impact analysis procedures prior to deployment.
  • Supporting contractors, government, and third-party security assessments and participating in technical discussions related to architecture, compliance, and risk.

Qualifications

Basic Qualifications:

  • Bachelor0s degree and 8+ years of relevant cybersecurity, information assurance, or system security experience; or 12 of relevant experience and a HS diploma.
  • 2+ years of experience formally leading, managing, or supervising direct reports/cybersecurity personnel.
  • Demonstrated experience serving as an ISSO, Lead ISSO, or Security Manager on federal programs following FISMA, NIST RMF, and FedRAMP requirements.
  • Proven capability to manage the delivery, review, and quality control of RMF documentation (SSP, SAR, POA&M, CMP, Incident Response Plan, Contingency Plan, etc.) produced by a team.
  • Experience conducting or supporting risk assessments, vulnerability analysis, and security audits.
  • Familiarity with CMS ARS 5.1, CMS ATO processes, and federal cybersecurity reporting requirements.
  • Experience supporting incident response processes, including rapid notification, coordination, and reporting.
  • Strong understanding of vulnerability management tools and processes (e.g., Nessus, Tenable.sc, Qualys).
  • Ability to communicate clearly, effectively, and authoritatively with both technical and non0technical stakeholders, including senior executive leadership.
  • U.S. Citizenship required for federal security requirements.
  • Ability to obtain and maintain a Public Trust clearance.

Preferred Qualifications:

  • Relevant certifications such as CISSP, CISM, GSLC (GIAC Security Leadership), Security+, CEH, or CAP.
  • Previous experience managing security teams supporting CMS, federal healthcare programs, or large federal IT modernization efforts.
  • Experience working in hybrid environments involving both legacy systems and cloud environments (AWS/Azure) subject to FedRAMP Moderate controls.
  • Familiarity with continuous monitoring processes and automation tools aligned with federal environments.
Target Salary Range$104,000 - $166,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual0s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

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