Information System Security Officer, Level 1

Independent Software, Inc.; Columbia (MD); On-site; USD 80,000 - 120,000; Full time

Job summary

A leading software company seeks an Information Systems Security Officer to enhance the security posture of classified information systems. You will implement and enforce cybersecurity policies, manage security documentation, and ensure compliance with the Risk Management Framework. The ideal candidate will possess strong problem-solving skills, relevant experience, and an active security clearance.

Qualifications

• Five years of experience as an ISSO supporting systems of similar scope.
• Active TS/SCI with Polygraph security clearance required.

Responsibilities

• Provide cybersecurity support for programs and systems.
• Develop and enforce IT security policies.
• Conduct vulnerability assessments and manage security documentation.

Skills

NIST Risk Management Framework (RMF)

Security tools

Encryption technologies

Communication protocols

IA policies

Problem-solving skills

Leadership

Teamwork skills

Audit log analysis

Vulnerability management

Communication skills

Education

Bachelor’s degree in Computer Science

Bachelor’s degree in Information Technology

Bachelor’s degree in a related discipline

Job description

What you will be doing!

As an Information Systems Security Officer, you will play a key role in maintaining and enhancing the security posture of classified and sensitive information systems. You will support the implementation, coordination, and enforcement of cybersecurity policies and procedures in alignment with government and agency-specific standards. Your work will ensure systems operate securely and in compliance with the Risk Management Framework (RMF), while also supporting day-to-day operations and strategic initiatives.

Key Responsibilities:

• Provide cybersecurity support for programs, systems, or organizational enclaves
• Develop, implement, and enforce IT security policies and methodologies
• Maintain the operational security posture of systems under your purview
• Coordinate and manage security authorization processes (A&A)
• Prepare and maintain documentation including SSPs, SCTMs, POA&Ms, and Risk Assessments
• Evaluate and implement security controls to meet NIST, DoD, and IC requirements
• Perform and document vulnerability/risk assessments and baseline evaluations
• Support configuration management and assess security impact of system changes
• Initiate reauthorization or decommissioning processes as needed
• Track and close out security liens and respond to IAVAs
• Recognize, report, and respond to cybersecurity incidents and violations
• Conduct audit log reviews and continuous monitoring activities
• Deliver security awareness training and provide ongoing compliance oversight
• Collaborate with system/network admins to document data flow and system architecture
• Lead and support corrective actions when vulnerabilities are discovered
• Maintain system compliance through ongoing assessment and remediation

Required Skills & Qualifications:

• Strong understanding of the NIST Risk Management Framework (RMF)
• Familiarity with security tools, encryption technologies, and communication protocols
• Knowledge of applicable IA policies, controls, and continuous monitoring strategies
• Ability to lead system authorization activities and manage security documentation
• Experience in audit log analysis and vulnerability management
• Excellent verbal and written communication skills
• Self-starter with strong problem-solving, leadership, and teamwork skills
• Availability to respond to after-hours requests in a 24/7 support environment

Education and Experience:

• Bachelor’s degree in Computer Science, Information Technology, or a related discipline from an accredited college or university
• Five (5) years of experience as an ISSO supporting systems of similar scope, type, and complexity
• Four (4) years of additional ISSO experience may substitute for the required degree

Certifications:

• Must meet DoD 8570 IAT Level I requirements or higher

Clearance Requirement:

• Must possess an active TS/SCI with Polygraph security clearance to be considered for this role.

Independent Software is an Equal Opportunity Employer EOE, M/F/D/V.