Modern Technology Solutions, Inc. (MTSI)
Cyber Security Systems Engineer
Modern Technology Solutions, Inc. (MTSI), Bath, Ohio, United States
Overview
The
Cyber Security Systems Engineer
role at
Modern Technology Solutions, Inc. (MTSI)
involves development, integration, and protection of critical defense systems. In this role, you will ensure systems meet cybersecurity and program protection requirements across the system lifecycle, enabling secure multi-domain operations. The ideal candidate brings experience in DoD cybersecurity frameworks and a strong understanding of systems security engineering principles.
Responsibilities
Develop and implement system security plans, policies, and controls in accordance with DoD and NIST standards (e.g., RMF, NIST SP 800-53).
Conduct cybersecurity risk and vulnerability assessments and develop mitigation strategies.
Support architecture and design reviews from a security perspective.
Coordinate with cross-functional teams to ensure cybersecurity is integrated early in the systems engineering process.
Assist with security test and evaluation (ST&E), including validation, verification, and accreditation efforts (e.g., ATO/ATC).
Contribute to Program Protection Plans (PPPs), Security Classification Guides (SCGs), and related security documentation.
Qualifications Required
Bachelor’s degree in Systems Engineering, Cybersecurity, Computer Science, or a related field (or equivalent experience).
5+ years of experience in cybersecurity or systems security engineering within a DoD environment.
Familiarity with RMF, NIST SP 800 series, and DoDI 8510.01.
Experience supporting system accreditation packages and security documentation.
Active Top Secret clearance with SCI eligibility required.
DoD 8570 IAT Level II or III certification (e.g., Security+, CISSP, CASP+) required.
Desired
Experience supporting classified DoD systems, weapon systems, or multi-domain platforms.
Knowledge of supply chain risk management (SCRM), anti-tamper, and secure architecture design.
Familiarity with cybersecurity tools such as ACAS, Nessus, STIG Viewer, and Splunk.
Experience working closely with ISSMs/ISSEs and government security stakeholders.
Perks & Benefits
Vacation: New Hires Accrue 20 days of PTO and 10 Holidays per Year
Health Insurance: Zero Deductible Health Plans
Flexible Schedules: Flex Schedules
Professional Development: Up to $10,000 Annual Education/Training Reimbursement
ESOP: Funded Stock Ownership Plan
401k Match: 6% 401k Match + Immediate Vesting
Bonus Program: Semi-Annual Bonus Opportunity
Mentorship: Career Mentorship Programs
Why MTSI is a Great Place to Work
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.
About MTSI 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, visit www.mtsi-va.com.
EEO Statement 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.
Seniority level
Mid-Senior level
Employment type
Full-time
Job function
Information Technology
Industries
Space Research and Technology
#J-18808-Ljbffr
Cyber Security Systems Engineer
role at
Modern Technology Solutions, Inc. (MTSI)
involves development, integration, and protection of critical defense systems. In this role, you will ensure systems meet cybersecurity and program protection requirements across the system lifecycle, enabling secure multi-domain operations. The ideal candidate brings experience in DoD cybersecurity frameworks and a strong understanding of systems security engineering principles.
Responsibilities
Develop and implement system security plans, policies, and controls in accordance with DoD and NIST standards (e.g., RMF, NIST SP 800-53).
Conduct cybersecurity risk and vulnerability assessments and develop mitigation strategies.
Support architecture and design reviews from a security perspective.
Coordinate with cross-functional teams to ensure cybersecurity is integrated early in the systems engineering process.
Assist with security test and evaluation (ST&E), including validation, verification, and accreditation efforts (e.g., ATO/ATC).
Contribute to Program Protection Plans (PPPs), Security Classification Guides (SCGs), and related security documentation.
Qualifications Required
Bachelor’s degree in Systems Engineering, Cybersecurity, Computer Science, or a related field (or equivalent experience).
5+ years of experience in cybersecurity or systems security engineering within a DoD environment.
Familiarity with RMF, NIST SP 800 series, and DoDI 8510.01.
Experience supporting system accreditation packages and security documentation.
Active Top Secret clearance with SCI eligibility required.
DoD 8570 IAT Level II or III certification (e.g., Security+, CISSP, CASP+) required.
Desired
Experience supporting classified DoD systems, weapon systems, or multi-domain platforms.
Knowledge of supply chain risk management (SCRM), anti-tamper, and secure architecture design.
Familiarity with cybersecurity tools such as ACAS, Nessus, STIG Viewer, and Splunk.
Experience working closely with ISSMs/ISSEs and government security stakeholders.
Perks & Benefits
Vacation: New Hires Accrue 20 days of PTO and 10 Holidays per Year
Health Insurance: Zero Deductible Health Plans
Flexible Schedules: Flex Schedules
Professional Development: Up to $10,000 Annual Education/Training Reimbursement
ESOP: Funded Stock Ownership Plan
401k Match: 6% 401k Match + Immediate Vesting
Bonus Program: Semi-Annual Bonus Opportunity
Mentorship: Career Mentorship Programs
Why MTSI is a Great Place to Work
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.
About MTSI 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, visit www.mtsi-va.com.
EEO Statement 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.
Seniority level
Mid-Senior level
Employment type
Full-time
Job function
Information Technology
Industries
Space Research and Technology
#J-18808-Ljbffr