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# Information Systems Security Engineer - Intermediate

- **Company:** Five Stones Research Corporation
- **Location:** Colorado Springs, CO, United States
- **Experience:** Experienced
- **Salary:** $112,000.0 - $136,000.0
- **Contract:** Permanent contract
- **Skills:** Software Documentation, Cyber Security, Information Systems, Systems Development Life Cycle, Security Information and Event Management, System Testing, Information Technology, Vulnerability Analysis
- **Published:** August 27, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9121418/information-systems-security-engineer-intermediate

## About the Role

* Education: Bachelors in STEM related field from an accredited institution with 5 years of relevant IT experience working on missile defense-related or other complex, large DoD programs / projects

 * Acceptable alternative: Bachelor's Degree in non-stem related field with 10 Years' of relevant IT experience working on missile defense-related or other complex, large DoD programs / projects

Works independently and / or leads sub-teams, applying engineering rigor to analyze and resolve problems

Must possess the ability to develop technical solutions to complex problems which require the regular use of ingenuity and creativity, FOR ALL Cyber Intermediate Engineer Positions - additional requirement: DoD 8570.01 IASAE Level II baseline certification at time of hire - no exceptions

## Description

* Serve as the lead cybersecurity liaison across engineering and program teams, ensuring alignment between cybersecurity objectives and system development.
 * Work closely with chief engineers, ISSMs, and cross-functional stakeholders to engineer cybersecurity resiliency into all information systems.
 * Support execution of cybersecurity programs by providing guidance, policy alignment, and technical expertise.
 * Translate security controls into system specifications and ensure secure design integration without impacting mission or performance requirements.
 * Ensure cybersecurity-derived technical and performance requirements are incorporated into RFPs, contracts, and all program documentation.
 * Maintain a holistic view of system security, validating the effectiveness, suitability, and mission supportability of cybersecurity features.
 * Integrate threat and vulnerability intelligence into cybersecurity decision-making, risk assessments, and engineering trade analyses.
 * Contribute to alternatives analyses to achieve cost-effective, mission-aligned security architectures.
 * Evaluate system architectures for defense-in-depth protections; recommend configuration changes and countermeasures to reduce cyber risk.
 * Assess SIEM and vulnerability scan outputs, identify weaknesses, and recommend corrective actions.
 * Ensure System Security Engineering (SSE) requirements are identified, documented, implemented, and tested throughout the development lifecycle.
 * Provide recommendations for cyber-enabled technologies and tools that enhance system protection.
 * Support system test events, security assessments, and engagements with validation, vulnerability assessment, and compliance teams.
 * Lead or contribute to program protection analyses for critical program information and components.


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