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JSE Systems/Software Engineer Job in Dayton, Ohio US

JSE Systems/Software Engineer

Modern Technology Solutions, Inc. - Dayton, OH

Posted: 2/16/2026 - Expires: 5/17/2026

Job ID: 293206869

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Job Description

MTSI is seeking a JSE Systems/Software Engineer with a TS/SCI clearance with SAP eligibility to support a high visibility Air Force Lifecycle Management Center, Fighters and Advanced Aircraft Directorate customer at WPAFB, Ohio. The engineer will support multiple projects decomposing top-level program requirements into discrete JSE software services requirements that are detailed and testable. This engineer will work closely with software development teams and test engineers to establish and manage requirements traceability from program-level specifications down to software implementation and subsequent verification test cases. This position will be co-located on-site with the customer at WPAFB.

Essential job functions will include but may not be limited to:

Performing the role of Systems/Software Engineer across multiple acquisition efforts, to include: design, development, integration, test, deployment.
Applying modern commercial software development practices and tools such at: AGILE, Kanban, Git, Artifactory, Cucumber, Atlassian, Jenkins, etc.
Applying digital engineering best practices in software development/implementation, including use of MBSE approaches.
Serve as the technical liaison between government program offices, contractor development teams, test engineers, and training systems designers to ensure the simulation environment satisfies stakeholder needs
Development and evaluation of JSE/GSI interface control documents and other technical documentation for implementation and industry adoption
Support verification, validation, and accreditation efforts by reviewing test plans and procedures to ensure they provide adequate coverage for system and software requirements.
Working with JSE Enterprise stakeholders and acquisition programs to resolve challenges with developing Joint Simulation Compliant training simulators
Developing and presenting information to senior leadership.

Qualifications

Required Qualifications:

Bachelor's degree in computer science/engineering, electrical engineering, or a closely related field from an accredited university.
Experience with Joint Simulation Environment Software Services development (GRID, NGTS, DIADS, etc.,)
Strong oral and written communication skills.
Self-starting, charge-the-hill mentality to deliver mission capability at the speed of need.
Experience integrating newly developed capability in ASPEx and EAAGLEs framework
Demonstrated ability applying modern commercial software development practices and tools such at: AGILE, Kanban, Git, Artifactory, Cucumber, Atlassian, Jenkins, etc.
Experience in programming languages such as C++ and Python
Experience with Linux OS, such as: RedHat (RHEL)
Demonstrated ability to work in a fast-paced, dynamic environment.

Desired Qualifications:

Master's degree in computer science/engineering, electrical engineering, systems engineering, or a closely related field from an accredited university.
10+ years of software development experience, with 2+ years of experience working on Special Access Programs within the last 4 years.
Familiarity working with or within open architecture vendor consortiums
Familiarity with open system design concepts and open architectures (e.g., Open Mission Systems (OMS), Universal Command/Control Interface (UCI), etc.).
Familiarity Experience with container frameworks and orchestration, such as: Kubernetes, K8s, Docker, Singularity, OCI, etc.
Familiarity with Model Based Systems Engineering (Cameo).

Clearance Requirements

A Top-Secret security clearance with SCI and SAP eligibility is HIGHLY desired on day one.

Please Note:U.S. Citizenship is required for this position due to contract requirements.

#LI-MS1
#LI-Onsite






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
86293559
Salary
N/A
Licenses / Certifications:
N/A
Display Recommended WorkKeys®Recommended WorkKeys®:
Applied Math: 5
Graphic Literacy: 5

Workplace Documentation: 7