Senior Information System Security Officer

Independent Software•Columbia, MD

11d

About The Position

At Independent Software, as a Senior Information System Security Officer (ISSO), you will support the security posture of mission-critical systems, programs, and enclaves. In this role, you will implement, maintain, and enforce information assurance policies, standards, and procedures to ensure systems remain secure, compliant, and operational. You will work closely with engineering, operations, and compliance teams to monitor system security, conduct audits, manage vulnerabilities, and support accreditation efforts, including System Security Plan (SSP) compliance.

Requirements

Experience supporting information system security programs in classified or regulated environments
Knowledge of System Security Plans (SSP), security policy implementation, and compliance requirements
Experience with vulnerability scanning tools and security assessment processes
Familiarity with IDS/IPS technologies, firewalls, and endpoint security solutions
Understanding of system configuration and document management processes
Strong analytical, troubleshooting, and problem-solving skills
Strong written and verbal communication skills
Ability to work both independently and within a team environment
Certification in compliance with the requirements of the DoD 8570 IAT Level I or higher is required.
Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Responsibilities

Perform all procedures necessary to ensure the protection of information system assets against unauthorized access, modification, or destruction
Monitor and analyze Intrusion Detection Systems (IDS) to identify and respond to security incidents
Conduct regular system audits to ensure compliance with security policies, procedures, and SSP requirements
Perform vulnerability assessments and scans, including user accounts, application access, file systems, and external interfaces
Develop, test, and support security tools including firewalls, IDS, antivirus solutions, and software deployment tools
Research, evaluate, and implement new security technologies and solutions
Develop, implement, and enforce security policies and procedures across systems, applications, and networks
Support security documentation, including configuration management and SSP maintenance
Communicate security incidents, alerts, and risks to appropriate stakeholders
Support security awareness and training initiatives