New

Information Systems Security Manager

Modern Technology Solutions, Inc.
401(k)
United States, Ohio, Dayton
Jun 17, 2026
Modern Technology Solutions, Inc. (MTSI) is seeking an experienced Information Systems Security Manager (ISSM) who will be responsible for maintaining compliance with applicable security regulations, leading the Information Assurance program for various classified information systems at MTSI's Dayton, OH office. Role and Responsibilities Responsibilities and duties may include, but are not limited to: -Ensure systems are operated, maintained, and disposed of in accordance with security policies and procedures -Generate and maintain required IS security documentation including Systems Security Plans (SSP), Information Assurance Standard Operating Procedures (IA SOP), Continuous Monitoring Plans, Security Control Traceability Matrices, Risk Assessments, Plan of Action & Milestones (POA&M), equipment specifications, practices, and procedures -Maintain customer-required Information Assurance (IA) certifications -Maintain day-to-day security posture and continuous monitoring of classified ISs -Schedule, perform and maintain records of required IS auditing, patching, maintenance, software/hardware changes, and scanning based on evolving threat/vulnerabilities and customer compliance requirements -Develop and conduct test procedures for verification Assessment and Authorization (A&A), Risk Management Framework (RMF) safeguards to meet customer requirements based upon NISPOM, DAAPM, JSIG and related NIST publications -Employ customer-approved procedures for sanitizing and releasing system components and media -Maintain a repository of security authorizations for ISs under the office's purview -Assess changes to an IS by performing periodic self-inspections, tests and reviews of the IS program to ensure that systems are operating as authorized/accredited and that conditions have not changed; ensure corrective actions are taken for identified findings and vulnerabilities -Maintain a working knowledge of IS functions, security policies, technical security safeguards, and operational security measures -Coordinate with Facility Security Officer (FSO) and Contractor Program Security Officers (CPSO) to define, implement and maintain information security policies, strategies, and procedures -Implement policies and procedures for responding to security incidents, and for investigating and reporting security violations and incidents -Ensure the development, documentation, and presentation of classified IS security education, awareness, and training activities -Must be a team player and be able to work within all levels of a project team -Excellent time management, scheduling, and organizational skills -Ability to work well independently as well as follow detailed instructions for completing task Qualifications and Education Requirements -Top Secret security clearance with current SCI eligibility -Special Access Program experience -Five (5) years of experience working in an IA-related field -Familiarity with security procedures while working in a SCIF/SAPF environment -In-depth knowledge of Microsoft Windows OS (client and server) -CompTIA Security+ or higher-level DoD 8570.01/8140.03 certification -High School Diploma or GED Required -Certification in one or more of the following must be able to be obtained within 6 months of hire: ISC2 Certified Information Systems Security Professional (CISSP), ISC2 Certified in Governance Risk & Compliance (CGRC), ISC2 Systems Security Certified Practitioner (SSCP), ISACA Certified Information Security Manager (CISM), GIAC Industrial Cyber Security Certification (GICSP), GIAC Security Essentials (GSEC), GIAC Cyber Security Leadership (GSLC), CompTIA Cybersecurity Analyst + Certification (CySA+), or CompTIA Advanced Security Practitioner + (CASP+) Desired Education / Experience: -Bachelor's degree in Computer Science, Information Technology, Information Security, or related field -Eight (8) years of experience working in an IA and/or IT-related field -Experience with Linux operating system (RedHat Enterprise Linux) Required Skills: -Experience with A&A documentation and system authorization artifacts -Knowledge of federal security requirements and mandates (e.g., RMF, Federal Information Processing Standards (FIPS), National Standards of Information Technology (NIST)) -Experience with security architectures, firewalls, and network access -Experience with risk managed downloads, IS sanitization and destruction, PEDs, contaminations, incident response, virus scanning, privileged user access, and hardware/software configuration management -Excellent oral and written communication skills -Strong organizational skills and ability to manage multiple tasks concurrently -Excellent time management, scheduling, and organizational skills -Ability to work well independently as well as follow detailed instructions for completing tasks -Must be a team player and be able to work within all levels of a project team Desired Skills: -Experience using security hardening, collection and assessment tools (e.g. SCAP, Nessus, Splunk, etc.) -Strong Microsoft Windows background with some knowledge of UNIX/LINUX -Knowledge of various computer software applications, hardware platforms, networking components and LAN/WAN architecture -Experience working with Defense Counterintelligence and Security Agency (DCSA) -Experience with eMASS -Experience with external systems and procurement of hardware Travel Statement: Limited travel required Clearance: Must possess an active TS/SCI security clearance SAP experience is desired but not required #LI-BG1 #MTSI Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 100% Employee Owned: We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year. Great Benefits - Most Full-Time Staff Are Eligible for: Starting PTO accrual of 20 days PTO/year + 10 holidays/year Flexible schedules 6% 401k match with immediate vesting up to $9k annually Semi-annual bonus eligibility (July and December) Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account Up to $10,000 in annual educational reimbursement Other company funded benefits, like life and disability insurance Optional zero deductible Blue Cross/Blue Shield health insurance plan Track Record of Success: We have grown every year since our founding in 1993. 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 MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide. For more information about MTSI, please visit www.mtsi-va.com MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities.