Posted Jul 11, 2026

Information Systems Security Officer (ISSO) - Senior

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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.

Requirements

Education:

Experience:

engineering, or ISSO/ISSM roles.

Clearance Requirements:

Soft Skills:

manage inspection timelines.

technical status reports and confidently brief clients and senior stakeholders.

Position Responsibilities

Security Program Oversight & Leadership

principles, and practices in the delivery of all IT cybersecurity services.

systems, networks, and data users are aware of, understand, and adhere to systems

cybersecurity policies and procedures.

plans to ensure organizational resilience.

Strategic Advisory & Risk Management

associated with findings from inspections and evaluations, generate status reports, and

brief clients on the security health of information systems or programs.

knowledge of RMF to perform Risk Management Framework activities for all

information systems and applications.

Technical Areas of Expertise

controls.

authorization process to secure and maintain a 100% ATO status.

Contingency Plans and Disaster Recovery Plans.

technical inspections, and orders processing.

Benefits

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? will invest in YOU and your professional development! Salary Range $110,000-$125,000

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