Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance.

Essential Job Functions

Security Policy Implementation: Develop, implement, and enforce security policies, standards, and procedures to ensure the protection of information systems.
Configuration Management: Ensure that all information systems are configured securely according to organizational policies and best practices.
System Patching: Perform system patching in response to IAVAs and other security findings and requirements
Risk Management: Conduct risk assessments to identify and mitigate potential security threats. Assess the impact of changes in the IT environment and update the risk management framework accordingly.
Security Compliance: Ensure that information systems comply with relevant government and industry standards, such as NIST, FISMA, and DoD regulations. Prepare and maintain documentation to demonstrate compliance.
Continuous Monitoring: Implement continuous monitoring processes to detect and respond to security vulnerabilities and threats. Utilize tools like SIEM (Security Information and Event Management) to monitor system activities.
Security Audits: Conduct regular security audits and assessments to evaluate the effectiveness of security measures and identify areas for improvement.
Collaboration: Work closely with other IT and security professionals to ensure a coordinated approach to cybersecurity. Liaise with external stakeholders, such as auditors and regulatory bodies, as needed.
Documentation: Maintain comprehensive documentation of security policies, procedures, and measures taken to secure information systems. Prepare reports for management on security status and incidents.
Security Enhancements: Recommend and implement security enhancements to improve the overall security posture of the organization. Stay updated with the latest security trends and technologies.

Required Qualifications and Skills

2-5 years’ experience in role
Proficiency in using security tools and technologies, such as firewalls, intrusion detection/prevention systems, SIEM, and endpoint protection.
Knowledge of network security, application security, and endpoint security principles.
Understanding of operating systems (Windows, Linux, etc.) and their security configurations.
Familiarity with cloud security best practices
Familiarity with RMF process
Experience with Spunk or other similar applications
Experience with security compliance and regulatory requirements.
Strong analytical and problem-solving abilities.
Capability to analyze complex security issues and develop practical solutions.
Excellent written and verbal communication skills.
Ability to effectively communicate technical information to non-technical stakeholders.

Education Requirements:

Bachelor’s degree in Computer Science, Information Technology, or related field

Certifications Requirements:

COMPTIA Security + / CISSP
DESIRED AWS certification (e.g., AWS Solutions Architect Associate or Professional)

Clearance Requirements:

TS/SCI clearance and CI Polygraph
U.S. Citizenship is required for this position.

Work Location:

Chantilly VA (in person, full time)

For additional company information, please visit: www.mtsi-va.com

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INFORMATION SYSTEMS SECURITY OFFICER (ISSO) - 2025-10504