Information Systems Security Manager (ISSM)

MTSI is seeking experienced Information Systems Security Managers (ISSMs) to support critical national security programs in Beavercreek, Ohio. We currently have openings supporting Training, Air Vehicle, and Ground systems environments. The ideal candidate will possess strong experience in cybersecurity, information assurance, risk management, and security compliance within classified environments. Experience supporting Special Access Programs (SAPs) is highly desired. The ISSM serves as the primary cybersecurity advisor for assigned systems and stakeholders, ensuring compliance with Department of Defense (DoD), Intelligence Community (IC), and program-specific security requirements while enabling mission success. Responsibilities: This specialty covers cybersecurity, information assurance, and compliance design, integration, implementation, modification, and coordination of the installation, testing, operation, and disposition of hardware and software systems. Coordinating with industry partners regarding digital infrastructure and cybersecurity requirements. Serving as the liaison between industry partners, Program Security Offices, and Authorizing Officials (AOs). Reviewing system specifications, technical documentation, and security architectures. Support Mission Risk Assessment Process – Cyber (MRAP-C) events Monitoring availability, serviceability, and recoverability of technology security systems. Reviewing cybersecurity policies, procedures, tools, and technical implementations. Evaluating system configurations and security controls. Reviewing installation and integration of system patches, updates, and enhancements. Ensuring rigorous application of information security and information assurance policies and practices. Evaluating risk assessments and providing recommendations for system, network, and application design, implementation, and operation. Evaluating vulnerability assessments and identifying deviations from approved configurations and security policies. Monitoring corrective actions resulting from audits, assessments, and inspections. Reviewing contractor and organizational Plans of Action and Milestones (POA&Ms). Meeting regularly with stakeholders to assess requirements and mission needs. Supporting certification, accreditation, and authorization activities through coordination of required documentation. Evaluating program control processes and recommending risk mitigation strategies. Reviewing periodic audits of systems and networks. Verifying implementation of required security policies, procedures, and technical controls. Applying project management principles to security-related efforts and initiatives. Coordinating communication of cybersecurity policies, procedures, vulnerabilities, and risk-assessment results. Training ISSM - Role Focus Support training systems and simulation environments used to prepare operational personnel. Ensure training infrastructure maintains cybersecurity compliance while enabling realistic mission rehearsal and distributed training operations. Additional Responsibilities Support cybersecurity requirements for training simulators and mission planning systems. Coordinate accreditation activities for training systems and associated networks. Assess impacts of software updates and cybersecurity controls on training capabilities. Collaborate with training organizations to balance operational realism with security requirements. Manage cybersecurity posture of standalone and connected training systems. Air Vehicle ISSM - Role Focus Support cybersecurity activities associated with developmental and operational test aircraft, airborne mission systems, and flight-test infrastructure. Additional Responsibilities Ensure cybersecurity compliance of airborne and aviation-related information systems. Coordinate cyber security assessments. Review cybersecurity impacts for test equipment, mission systems, and data collection architectures. Support vulnerability management efforts associated with aviation platforms. Work closely with engineers, program offices, and operational stakeholders to maintain secure environments. Desired Experience Experience supporting airborne platforms or aviation-related systems. Knowledge of cybersecurity requirements and application of security controls within Platform Information Technology (PIT) systems. Familiarity with weapons system cybersecurity principles. Ground ISSM - Role Focus Support ground-based mission systems, networks, data processing, and operational support infrastructure. Additional Responsibilities Oversee cybersecurity compliance of enterprise and mission-support systems. Support secure integration of hardware, software, cloud, and network technologies. Review security architectures and technical solutions for ground systems. Coordinate vulnerability management and continuous monitoring activities. Manage cybersecurity documentation, inspections, and authorization activities for operational ground systems. Desired Experience Experience supporting enterprise IT, mission systems, or operational ground infrastructures. Knowledge of system administration and network security principles. Familiarity with RMF and continuous monitoring processes. Qualifications 8+ years of related cybersecurity, information assurance, or information systems security experience. Experience in SAP, SCI, or other classified environments is highly desired. Education Requirements Senior Bachelor's Degree or higher SME Bachelor's Degree required Master's Degree preferred Equivalent combinations of education and experience may be considered. Certification Requirements Candidates must possess one of the following IAM Level II certifications: Security+ CISSP CASP+ CE CGRC CISM Desired Skills Across All Positions Risk Management Framework (RMF) NIST 800-53 Security Controls Vulnerability Management Security Audits and Assessments POA&M Management System Authorization & Accreditation SAP and SCI Environment Experience Strong Communication and Stakeholder Coordination Skills Program Security and Cybersecurity Compliance Expertise Clearance Requirements Active Top Secret (TS) clearance required; SCI eligibility required This structure provides a common ISSM baseline while clearly differentiating the three openings and making it easier for candidates to identify the role that best aligns with their experience.  #LI-MS1 #MTSI