Information Systems Security Manager

About the role

The MTSI Defense Services Division is seeking an experienced Information System Security Manager (ISSM) to lead cybersecurity efforts for a Navy-centric software development environment focused on novel software applications. You will play a key leadership role in managing and overseeing the security posture of information systems, ensuring their compliance with DoD standards and the Risk Management Framework (RMF).

Responsibilities

• Design, implement, and maintain multi-level security architectures across cloud, infrastructure, and platform applications.
• Configure and manage industry-standard security tools, including firewalls, intrusion detection systems (IDS).
• Integrate and automate cybersecurity within CI/CD pipelines.
• Lead the full Authorization to Operate (ATO) lifecycle and manage System Security Plans (SSPs) in accordance with federal regulations.
• Conduct security risk assessments, penetration testing, and compliance audits.
• Develop and enforce organizational security standards, policies, and procedural documentation.
• Serve as a primary cybersecurity advisor to senior leadership, engineering teams, and external stakeholders.
• Mentor information security teams and coordinate cybersecurity requirements with external agencies and vendors.
• Analyze emerging threat vectors and adjust security measures to maintain a robust security posture.
• Prepare and deliver high-level briefings and metrics on cyber readiness to key stakeholders.
• Support electronic warfare systems and AI/MLOps operations.
• Manage Multi-Level Security (MLS) or Cross Domain Solutions (CDS).

Requirements

• Proven experience in defensive/offensive cybersecurity, information assurance, penetration testing, software engineering, or related field.
• Knowledge of the Department of Navy and Naval Air Systems Command (NAVAIR), to include digital infrastructure/environments, DevSecOps, CI/CD, software factories, cloud-native containerized applications, RMF, and cATO.
• Deep proficiency in configuring and managing industry-standard security tools, including firewalls, IDS.
• Hands-on experience with security monitoring, log analysis, threat intelligence, and digital forensics to identify and respond to system anomalies.
• Expert knowledge of the RMF and DoW cybersecurity directives, including system categorization and continuous monitoring.
• Demonstrated ability to lead the ATO lifecycle and manage SSPs in accordance with federal regulations.
• Extensive experience conducting security risk assessments, penetration testing, and compliance audits.
• Skilled in developing and enforcing organizational security standards, policies, and procedural documentation.
• Strategic thinker capable of analyzing emerging threat vectors and adjusting security measures to maintain a robust security posture.
• Strong communication skills, with experience preparing and delivering high-level briefings and metrics on cyber readiness to key stakeholders.
• Experience with cloud security (e.g. AWS, Azure, GCP).
• Familiarity with DevSecOps/Platforms such as AWS, Azure, Docker, Ansible, and DevSecOps tools like GitHub and Jenkins.
• Experience with on-premise compute infrastructure and networks.
• Experience in Agile development methodologies.
• Experience with defending against known attack vectors.
• In-depth knowledge of security frameworks, standards, and guides (e.g. RMF, NIST, CIS, STIGs, FIPS, etc.).

Qualifications

• BS in Computer-Science field.
• Certification Requirements: IAM level 2- CISSP, CASP CE+, CGRC, or CISM.

Desired Skills

• Data Operations (DataOps), Artificial Intelligence / Machine Learning Operations (AI/MLOps).
• Familiarity with aviation platforms and weapon systems.
• Experience with Multi-Level Security (MLS) or Cross Domain Solutions (CDS).
• MS in Computer-Science or Cybersecurity field.

Pay and Benefits

The pay range for this position is $185,000/year to $230,000/year; however, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled.