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Modern Technology Solutions, Inc. (MTSI)

Information Systems Security Engineer (ISSE)

Modern Technology Solutions, Inc. (MTSI), Dayton, Ohio, United States, 45444

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Overview

Information Systems Security Engineer (ISSE) at Modern Technology Solutions, Inc. (MTSI). This role is located at Wright-Patterson AFB and focuses on designing, implementing, and maintaining the security posture of the organization’s information systems to protect data and infrastructure from unauthorized access, modification, or destruction. Responsibilities

Develop and implement security architectures and designs for new and existing systems, ensuring alignment with industry best practices, regulatory requirements, and organizational security policies. Conduct security risk assessments and vulnerability analyses; identify weaknesses and develop effective mitigation strategies. Evaluate and select security technologies; create and maintain security documentation, including SSPs, SCAs, and ST&E reports. Configure and maintain security tools (firewalls, IDS/IPS, SIEM, EDR, vulnerability scanners); ensure optimal performance. Enforce security policies and procedures across systems and networks; integrate security controls into capability development, experiments, and prototypes; automate tasks to reduce human error. Monitor security logs and alerts; respond to potential incidents; investigate and remediate security incidents and breaches. Participate in incident response activities; develop and maintain incident response plans and procedures. Ensure compliance with security standards and regulations (NIST, ISO 27001, HIPAA, PCI DSS, GDPR); maintain a strong security posture. Develop and maintain security awareness training programs; collaborate with IT teams and stakeholders; communicate risks clearly to management; mentor junior staff. Qualifications

8+ years of experience in information security engineering or related roles. Strong understanding of security principles, technologies, and best practices. Experience with security tools (firewalls, IDS/IPS, SIEM, EDR, vulnerability scanners); knowledge of network security (TCP/IP, DNS, VPNs). Experience with cloud security concepts (AWS, Azure, GCP). Familiarity with scripting (e.g., Python, PowerShell) for automation. Experience with Windows, Linux, and virtualization technologies; knowledge of cryptography. Education

Master’s degree in Computer Science, Information Systems, Cybersecurity, or related field. Alternatively, 8 additional years of relevant experience may substitute for the master’s degree. Clearance

Active DoD TS/SCI with in-scope SSBI and SAP eligibility. U.S. Citizenship required. Desirable Skills & Certifications

Certifications such as CISSP, CISM, CEH, Security+, GIAC; experience with penetration testing and vulnerability assessment; DevSecOps practices; security automation and orchestration tools. Creative problem-solving, strong analytical skills, ability to work under pressure, and excellent business judgment. Ability to prioritize, work independently, manage multiple projects, and collaborate across diverse teams. Excellent interpersonal and relationship-building skills across technical and non-technical groups. Perks & Benefits

Vacation: 20 days of PTO and 10 holidays per year Health Insurance: Zero deductible plans Flexible Schedules: Flex schedules Professional Development: Up to $10,000 annual education/training reimbursement ESOP: Funded stock ownership plan 401k Match: 6% with immediate vesting Bonus Program: Semi-annual bonus opportunity Mentorship: Career mentorship programs About MTSI

Modern Technology Solutions, Inc. (MTSI) is an employee-owned engineering services and solutions company delivering Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, AI, Autonomy, Cybersecurity, and Mission Assurance capabilities. Learn more at www.mtsi-va.com. EEO Statement

MTSI is an Equal Opportunity Employer. We are committed to equal opportunity regardless of race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by law. Reasonable accommodations are provided to applicants and employees with disabilities.

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