Senior Information Security Manager (ISSM) – Hybrid Role

Mosaic.tech; Maryland; Hybrid; USD 124,000 - 180,000; Full time

Benefits offered by this job

Health benefits

Company-paid premiums

Life Insurance

Flexible work hours

Unlimited PTO

Job summary

Istari Digital is seeking an experienced Information System Security Manager (ISSM) to join our Cybersecurity team in a hybrid role based in Arlington, VA. You will advise on the cybersecurity of information systems, align policies with JSIG, NIST 800-171/800-53, CMMC, and ITAR, and drive risk management across the organization.

The ideal candidate has 10+ years of cybersecurity experience, strong incident response skills, and the ability to communicate with technical and non-technical

Qualifications

• Deep understanding of cybersecurity principles, practices, and frameworks (JSIG, NIST 800-171, NIST 800-53, ITAR, CMMC).
• Experience with risk assessments, vulnerability identification, and security control implementation.
• Experience with security incident investigation and response.
• Excellent communication and collaboration skills with both technical and non-technical audiences.
• Strong analytical and problem-solving skills.

Responsibilities

• Serve as principal advisor on cybersecurity of assigned information systems.
• Develop, implement, and evaluate information system security policy per regulatory requirements.
• Conduct risk assessments and identify vulnerabilities; implement security controls.
• Monitor and evaluate effectiveness of controls; maintain security documentation.
• Deliver cybersecurity awareness training to employees; investigate incidents and breaches.
• Collaborate with engineering and customer success to ensure secure implementation.

Skills

Cybersecurity concepts

Risk assessment

Vulnerability management

Security controls

Incident response

Communication skills

Analytical thinking

Education

Bachelor's degree

CISSP/CISM

Job description

Istari Digital is seeking an experienced Information System Security Manager (ISSM) to join our Cybersecurity team in a hybrid role based in Arlington, VA. You will advise on the cybersecurity of information systems, align policies with JSIG, NIST 800-171/800-53, CMMC, and ITAR, and drive risk management across the organization.

The ideal candidate has 10+ years of cybersecurity experience, strong incident response skills, and the ability to communicate with technical and non-technical