Cyber Security Systems Engineer

Modern Technology Solutions Inc. (MTSI) is seeking a highly experienced Systems Engineer with Cyber Security expertise to support the United States Space Force (USSF) organization that is responsible for developing software and the supporting architecture for the organization, understand, plan, decide, direct, and monitor capabilities within the C2 Joint Capability Areas (JCAs). This position is located in Colorado Springs, CO.

In this role, you will support the development, integration, and protection of critical defense systems. 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.

Job responsibilities will include, but may not be limited to:

• Provides technical knowledge and analysis of complex problems that require an understanding of current best practices and government-mandated policies for the effective development and implementation of cybersecurity solutions.
• 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.
• Provides technical expertise in areas such as Cloud Systems Architecture, Information Systems Integration, Software Development Methodologies, Security Engineering, Network Systems Management, etc.
• Provides technical expertise in areas that have system security and/or cybersecurity touch points, such as defensive cyberspace operations, joint operations planning, policy, and technical intelligence.
• Initiates action for providing support to various working groups such as system security working groups, cybersecurity working groups, change management boards, etc.

Required Experience:

• Minimum of 7 years of experience in cybersecurity or systems security engineering within a DoD environment.
• Experience supporting system accreditation packages and security documentation.
• Familiarity with RMF, NIST SP 800 series, and DoDI 8510.01.
• Demonstrated experience with applicable IC and DoD policies, procedures, and operating instructions related to program security, information assurance, information management, configuration management, and cyber defense.
• Experience working closely with ISSMs/ISSEs and government security stakeholders.

Desired Experience:

• DoD 8570 IAT Level II or III certification (e.g., Security+, CISSP, CASP+, Network+).
• Relevant experience and knowledge of Defensive Cyber Operations (DCO).
• Familiarity with cybersecurity tools such as ACAS, Nessus, STIG Viewer, and Splunk.
• Experience within the National Security Space and/or the Ground Systems Mission Areas.
• Experience with SDA SW.
• Experience with Infrastructure, Platforms, Networks, and Data.

Education Requirements:

• B.S. in a related field.
• M.S. in a related field (desired).

Security Clearance Level Required:

• An active TS/SCI security clearance is required to start in this role. (At least 2 years of TS/SCI experience required).
• U.S. Citizenship is required for this position.

Location/Travel Requirements:

• Place of work is the Garden of the Gods, Colorado Springs, CO. This role is a hybrid role (on-site/telework).
• May require travel up to 15% of the time within the continental United States.

The pay range for this position in Colorado is $150,000/year to $185,000/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. Applicants should apply via MTSI's internal or external careers site.

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