{"schemaVersion":"jobsearcher.job.v1","id":"3526bd77d4610657acae71bb","url":"https://jobsearcher.com/jobs/3526bd77d4610657acae71bb","canonicalUrl":"https://jobsearcher.com/jobs/3526bd77d4610657acae71bb","title":"Jr. Software/Modeling and Simulation Engineer","description":"Job Description:\nMTSI is seeking a Junior Software developer to join a high-performing team supporting a DoD program developing software to simulate and evaluate the effectiveness of various weapon systems against potential threats.\n\nRequired Skills:\nB.S. in computer science or software engineering required.\nAn active secret clearance is required.\n2+ years of software engineering / development experience, to include recent experience in agile software engineering environments.\nDemonstrable skill in one or more high-level object-oriented programming languages (e.g. C++, Java).\nInterest and knowledge of modeling and simulation concepts (discrete-event, stochastic variables, Monte Carlo analysis, etc.).\nMust work well in a team environment and have the ability to interact with data suppliers and customers.\nAble to work both independently and in a collaborative environment in order to provide required functionality/analysis and meet timelines.\nAbility to communicate and explain complex technical issues and provide comprehensive results and analysis in both written and oral presentations.\nMust possess good analytic skills and the ability to apply these skills in a multi-tasking environment where more than one project may require your participation at any given time.\n\nDesired Qualifications:\nExperience working with a simulation framework or environment is highly desired.\nA full understanding and experience developing software utilizing the full software development lifecycle process.\nUnderstanding of source code configuration and corresponding tools.\n\nPerks and Benefits\nVacation:\nNew Hires Accrue 20 days of PTO and 10 Holidays per Year\nHealth Insurance:\nZero Deductible Health Plans\nFlexible Schedules:\nFlex Schedules\nProfessional Development:\nUp to $10,000 Annual Education/Training Reimbursement\nESOP:\nFunded Stock Ownership Plan\n401k Match+:\n6% 401k Match + Immediate Vesting\nBonus Program:\nSemi-Annual Bonus Opportunity\nMentorship:\nCareer Mentorship Programs\nWhy is MTSI a great place to work\nInteresting Work:\nOur co-workers support some of the most important and critical programs to our national defense and security.\nValues:\nOur 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.\n100% Employee Owned:\nWe 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.\nGreat Benefits - Most Full-Time Staff Are Eligible for:\nStarting PTO accrual of 20 days PTO/year + 10 holidays/year\nFlexible schedules\n6% 401k match with immediate vesting up to $9k annually\nSemi-annual bonus eligibility (July and Decemeber)\nCompany funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account\nUp to $10,000 in annual educational reimbursement\nOther company funded benefits, like life and disability insurance\nOptional zero deductible Blue Cross/Blue Shield health insurance plan\nTrack Record of Success:\nWe have grown every year since our founding in 1993.\nModern 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\nMTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.\nFor more information about MTSI, please visitwww.mtsi-va.com\nEEO Statement\nMTSI 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.","company":"Modern Technology Solutions","rawCompany":"modern technology solutions","city":"Dahlgren","state":"VA","isRemote":false,"isActive":false,"createdAt":"2026-04-14T10:23:47.479Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1211.00","title":"Computer Systems Analysts","slug":"computer-systems-analysts"}],"industries":[{"code":"541330","title":"Engineering Services","slug":"engineering-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Jr. Software/Modeling and Simulation Engineer","description":"Job Description:\nMTSI is seeking a Junior Software developer to join a high-performing team supporting a DoD program developing software to simulate and evaluate the effectiveness of various weapon systems against potential threats.\n\nRequired Skills:\nB.S. in computer science or software engineering required.\nAn active secret clearance is required.\n2+ years of software engineering / development experience, to include recent experience in agile software engineering environments.\nDemonstrable skill in one or more high-level object-oriented programming languages (e.g. C++, Java).\nInterest and knowledge of modeling and simulation concepts (discrete-event, stochastic variables, Monte Carlo analysis, etc.).\nMust work well in a team environment and have the ability to interact with data suppliers and customers.\nAble to work both independently and in a collaborative environment in order to provide required functionality/analysis and meet timelines.\nAbility to communicate and explain complex technical issues and provide comprehensive results and analysis in both written and oral presentations.\nMust possess good analytic skills and the ability to apply these skills in a multi-tasking environment where more than one project may require your participation at any given time.\n\nDesired Qualifications:\nExperience working with a simulation framework or environment is highly desired.\nA full understanding and experience developing software utilizing the full software development lifecycle process.\nUnderstanding of source code configuration and corresponding tools.\n\nPerks and Benefits\nVacation:\nNew Hires Accrue 20 days of PTO and 10 Holidays per Year\nHealth Insurance:\nZero Deductible Health Plans\nFlexible Schedules:\nFlex Schedules\nProfessional Development:\nUp to $10,000 Annual Education/Training Reimbursement\nESOP:\nFunded Stock Ownership Plan\n401k Match+:\n6% 401k Match + Immediate Vesting\nBonus Program:\nSemi-Annual Bonus Opportunity\nMentorship:\nCareer Mentorship Programs\nWhy is MTSI a great place to work\nInteresting Work:\nOur co-workers support some of the most important and critical programs to our national defense and security.\nValues:\nOur 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.\n100% Employee Owned:\nWe 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.\nGreat Benefits - Most Full-Time Staff Are Eligible for:\nStarting PTO accrual of 20 days PTO/year + 10 holidays/year\nFlexible schedules\n6% 401k match with immediate vesting up to $9k annually\nSemi-annual bonus eligibility (July and Decemeber)\nCompany funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account\nUp to $10,000 in annual educational reimbursement\nOther company funded benefits, like life and disability insurance\nOptional zero deductible Blue Cross/Blue Shield health insurance plan\nTrack Record of Success:\nWe have grown every year since our founding in 1993.\nModern 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\nMTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.\nFor more information about MTSI, please visitwww.mtsi-va.com\nEEO Statement\nMTSI 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.","datePosted":"2026-04-14T10:23:47.479Z","dateModified":"2026-04-14T10:23:47.479Z","hiringOrganization":{"@type":"Organization","name":"Modern Technology Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Dahlgren","addressRegion":"VA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"3526bd77d4610657acae71bb"},"url":"https://jobsearcher.com/jobs/3526bd77d4610657acae71bb"}}