Information systems security officer (isso) - senior

We are seeking a highly skilled and experienced Information Systems Security Officer (ISSO) - Senior to join our team. In this critical role, you will be responsible for executing the full RMF lifecycle across all information systems and applications, leading security assessment activities with the goal of maintaining a 100% Authority to Operate (ATO) status. As a senior leader, you will ensure the rigorous application of cybersecurity policies, manage system remediation efforts, design critical contingency plans, and champion cybersecurity awareness across the organization.

Education:

• Bachelor’s Degree (BA/BS) OR equivalent verifiable work experience

Experience:

• Six (6) years of progressive experience in information assurance, cybersecurity engineering, or ISSO/ISSM roles.

Clearance Requirements:

• Must be a U.S. citizen (no dual citizenship).
• Ability to pass a background investigation.
• Able to obtain and maintain DHS Suitability/Entry on Duty (EOD).

Soft Skills:

• High level of attention to detail and strong organizational skills.
• Strong leadership and project management capabilities to drive remediation actions and manage inspection timelines.
• Excellent communication and presentation skills, with a proven ability to draft technical status reports and confidently brief clients and senior stakeholders.

Position Responsibilities

Security Program Oversight & Leadership

• Policy Application: Ensure the rigorous application of cybersecurity policies, principles, and practices in the delivery of all IT cybersecurity services.
• Operational Posture: Develop and implement programs as required to ensure that systems, networks, and data users are aware of, understand, and adhere to systems cybersecurity policies and procedures.
• Resilience Planning: Develop system security contingency plans and disaster recovery plans to ensure organizational resilience.

Strategic Advisory & Risk Management

• Executive & Client Consultation: Help conduct the appropriate remediation actions associated with findings from inspections and evaluations, generate status reports, and brief clients on the security health of information systems or programs.
• Risk Management Framework (RMF) Expertise: Provide subject matter expertise and knowledge of RMF to perform Risk Management Framework activities for all information systems and applications.
• Operations & Controls: Follow RMF to identify, implement, assess, and manage cybersecurity capabilities and services, expressed as security controls, and authorizing the operation of an information system.

Assessments, Audits, & Compliance

• Authorization Support: Lead the security assessment and authorization activities for information systems, maintaining 100% ATO status.
• Audit Readiness: Lead cybersecurity-related audits, inspections, assessments, operations, and orders processing.
• Standards Alignment: Ensure information systems comply with client requirements and industry standards.

Technical Areas of Expertise

• Deep subject matter expertise and advanced knowledge of RMF and NIST security controls.
• Proven track record of leading systems successfully through the assessment and authorization process to secure and maintain a 100% ATO status.
• Demonstrated experience authoring enterprise-level documentation, including Contingency Plans and Disaster Recovery Plans.
• Experience coordinating and leading responses to formal cybersecurity audits, technical inspections, and orders processing.

Joining Avint is a win-win proposition! You will feel the personal touch of a small business and receive BIG business benefits, from competitive salaries, full health insurance, generous time off, and observation of federal holidays. Additionally, we encourage every Avint employee to further their professional development. To assist you in achieving your goals, we offer reimbursement for courses, exams, and tuition. Interested in a class, conference, program, or degree? Avint will invest in YOU and your professional development!