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Mission Systems Security Engineer (Platform & Weapon Systems) Job in Dayton, Ohio US

Mission Systems Security Engineer (Platform & Weapon Systems)

Modern Technology Solutions, Inc. - Dayton, OH

Posted: 12/17/2025 - Expires: 3/17/2026

Job ID: 293004003

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Job Description

Modern Technology Solutions, Inc. (MTSI) is seeking a highly motivated and experienced Mission Systems Security Engineer to support an advanced air platform program focused on achieving and sustaining national air dominance. As part of MTSI's commitment to delivering innovative engineering services and technology solutions, this role will contribute directly to the security, resilience, and survivability of next-generation weapon and mission systems operating in highly contested environments.

The successful candidate will provide systems engineering expertise across platform and weapon mission systems security, supporting the development, integration, certification, and sustainment of secure mission capabilities critical to the nation's defense.

Responsibilities

The Mission Systems Security Engineer will provide technical leadership and systems engineering support across mission system security disciplines.

Responsibilities include:

Provide systems engineering support across all aspects of platform and weapon mission systems security
Support the development, integration, test, procurement, and sustainment of secure mission system subsystems within complex weapon systems
Provide technical direction and guidance on the application of:
Cryptographic units and encryption technologies
Cross Domain Solutions (CDS)
Anti-tamper and hardware security processes
Software assurance and cybersecurity practices
Supply chain risk management for air and ground systems
Support identification and protection of Critical Program Information (CPI) and development of program protection strategies
Ensure mission systems comply with cybersecurity policies, statutes, and industry best practices
Support interoperability, communications testing, and certification activities (e.g., AIMS, JITC, NSA)
Support the application of Government Reference Architectures (GRAs) and interfaces governing interoperable communications and systems security engineering practices
Lead and support Government and industry teams through technical planning, design reviews, test reviews, and technical assessments
Develop and deliver technical briefings to a wide range of audiences, including senior technical and leadership stakeholders
Collaborate with U.S. Government and industry partner organizations to support joint mission capability development

Qualifications

Required

Bachelor's degree in Systems Engineering, Electronics Engineering, Computer Engineering, or a related engineering discipline
Experience across platform and weapon mission systems security engineering
Experience with cryptographic systems, cross domain solutions, and secure communications technologies
Experience supporting system development, integration, test, procurement, and sustainment activities
Experience integrating subsystems into complex weapon systems
Demonstrated experience integrating Government Reference Architectures (GRAs) into operational weapon systems
Strong written and verbal communication skills, including experience briefing technical content to senior leadership
Ability to operate effectively in a fast-paced, dynamic, "tip of the spear" environment
Strong willingness to learn, execute, and solve complex mission-critical problems

Desired

Experience with anti-tamper, hardware security, software assurance, and cybersecurity for air and ground systems
Familiarity with supply chain risk management practices for defense systems
Experience with interoperability and communications test and certification processes (e.g., AIMS, JITC, NSA)
Familiarity with Government Reference Architectures and standards such as AMS GRA, A-GRA, Universal Command and Control Interface (UCI), JREAP, MIL-STD-6016, Risk Management Framework (RMF), NIST cybersecurity standards
Familiarity with agile development and systems engineering tools such as Atlassian Suite and Cameo

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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.

MTSI is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

Job Summary

Employment Type:
Full Time Employee
Job type:
Federal Contractor
Skill Based Partner:
No
Education Level:
Bachelor's degree
Work Days:
Mon, Tue, Wed, Thu, Fri
Job Reference Code
85755318
Salary
N/A
Licenses / Certifications:
N/A
Display Recommended WorkKeys®Recommended WorkKeys®:
Applied Math: 5
Graphic Literacy: 5

Workplace Documentation: 6