New

Information Systems Security Engineer

Modern Technology Solutions, Inc.
401(k), remote work
United States, Colorado, Colorado Springs
Jul 08, 2026
Modern Technology Solutions, Inc. (MTSI) is searching for a Information System Security Engineer (ISSE)- Senior to support United States Space Force (USSF) by developing software in support of Space Systems Command (SSC) Defensive Cyber Operations for Space (DCO-S) rapid agile development of defensive cyber solutions to protect, defend, and respond to both ground and space based cyber adversarial threats. A successful candidate should be a leader and problem solver with a proven ability to deliver superior results as part of a high performing team in a fast-paced environment. Your essential job functions will include but may not be limited to: Has an in-depth understanding of the cybersecurity policies and procedures for government sector information and mission systems and sufficient technical knowledge and experience to implement them. Develops and implements custom and commercial tools and applications (e.g. Zeek), integrated with DCO-S enterprise tool suites. Provides hands on security and compliance guidance and work with Scrum Masters and product owners in concert with system requirements that are being developed and implementing cloud computing. Education/Certification Minimum Requirements: Bachelor's degree in computer science, software engineering, data science, software development or STEM related specialty and minimum of 18+ years' related professional experience; Or Master's degree in computer science, software engineering, data science, software development, or STEM related specialty and minimum 10+ years' related professional experience Must have DoDI 8140 Advanced Qualification for Information Security Systems Developer (631) Desired skills/experience: Relevant DoD and/or Industry work experience in Space Systems Command or Combat Forces Command Defensive Cyber Operations Clearance: Must possess a Top Secret with SCI eligibility. SAR/SAP experience highly desirable Location/Travel Requirements: Place of work is Colorado Springs, remote work opportunity is limited. You may be required to travel periodically, less than 10%. The pay range for this position in Colorado is $165,000/year to $210,000/year; however, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled. #LI-MW2 #MTSI 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.