Senior Information Systems Security Officer ISSO

Benefits: Company Paid Health Insurance Company Funded HSA Flexible schedule Paid time off Signing bonus Training & development Tuition assistance At Nissint Technologies, you'll work on high-impact, cutting-edge projects with a skilled team of developers, delivering custom software solutions to the Intelligence Community. We offer a flexible, supportive environment with competitive compensation, professional growth opportunities, and a strong emphasis on work-life balance, ensuring you can thrive both personally and professionally.This job presents an exciting opportunity to collaborate with a group of talented professionals dedicated to providing critical infrastructure and advanced capabilities that enable secure, mission-critical operations across multiple agencies and domains. It encompasses a wide range of services designed to ensure seamless communication, robust cybersecurity, and efficient collaboration at various levels. Your role will be pivotal in safeguarding sensitive information and maintaining operational resilience against evolving cyber threats, and will focus on cross-domain collaboration while fostering coordinated efforts to protect national interests and execute intelligence missions effectively. Responsibilities Prepare System Security Plans and assist with obtaining Authorizations to Operate Develop, review, and incorporate key risk-management accreditation artifacts such as system architecture, risk assessments, plan-of-action, data flows, hardware, and software lists. Collaborate with Information Systems Security Managers and Designated Accreditation Authorities to ensure systems are properly accredited and maintained. Ensure all package submissions meet necessary approval standards Implement continuous monitoring techniques to evaluate and maintain the system's security posture. Oversee the implementation of software patches and updates to maintain a strong security stance. Create tasking for developers and system administrators regarding necessary changes and patching activities. Enforce and implement information systems security policies, standards, and methodologies. Utilize vulnerability scanning tools to identify and document compliance issues. Review Audit Logs weekly to monitor system activity and ensure security compliance. Perform regular data transfers between specified locations. Maintain and report on the current status of assessments, authorizations, and any associated issues. Understand the privileged access process and support personnel with new requests and extensions. Requirements 10 years of ISSO experience One of the following security baseline certifications:CAP, CND, Cloud+, GSLC, Security+ CE, HCISPP Experience with ICD 503/NIST 800-53 certification and accreditation process Experience with The Risk Management Framework Experience with Developing and maintaining SSPs Experience with IAVA review and handling Experience with Interpreting Security Scan results Experience with Interfacing with System Administrators and Software Engineers Experience with Task tracking systems Understanding of Public Key Infrastructure-based authentication Understanding of A variety of security policies, especially within the IC Understanding of fundamentals of technical security risk assessment Understanding of Understands how to perform analysis of alternatives Knowledge of current security tools Knowledge of Hardware/software security implementation Knowledge of Communication protocols (HTTPS, JMS) Knowledge of Encryption techniques/tools (PKI, TLS) Able to clearly communicate ideas and status updates to management and other stakeholders

Created: 2026-02-11