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# Sr. Information Systems Security Engineer III (6713)

- **Company:** MetroStar Systems
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Salary:** $175,000.0 - $200,000.0
- **Contract:** Permanent contract
- **Skills:** Cyber Security, Information Systems, Data Security, Information Systems Security Architecture Professional, Zero Trust Network Access, Information Technology
- **Published:** July 15, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9032629/sr-information-systems-security-engineer-iii-6713

## About the Role

* An active TS/SCI clearance
 * Bachelor's degree in Cybersecurity, Information Systems, Computer Science, Engineering, or a related field (or equivalent experience)
 * 10-12 years of total professional experience, with 7 years specifically in information systems security engineering, including hands-on RMF / ICD 503 work and exposure to Zero Trust or modern security architectures
 * Demonstrated experience supporting ICD-based RMF authorization, ATO, and continuous compliance activities
 * Ability to communicate security risks, risk responses, and recommendations clearly to both technical and non-technical stakeholders
 * Experience working in classified or Intelligence Community environments, including enclave-based or air-gapped systems

SALARY RANGE: $175,000 - $200,000

The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including:

 * The candidate's professional background and relevant work experience
 * The specific responsibilities of the role and organizational needs
 * Internal equity and alignment with current team compensation
 * This role is also eligible for additional compensation, subject to the terms and policies of MetroStar, which may include

## Description

* Partner directly with the Zero Trust Architect to implement Zero Trust designs across identity, device, network, application, and data security domains.
 * Translate Zero Trust architecture patterns into RMF compliant security controls and system implementations.
 * Support deployment and integration of Zero Trust capabilities such as identity centric access control, least privilege, segmentation, and continuous verification.
 * Assess existing system architectures against Zero Trust objectives and recommend engineering changes to reduce risk.
 * Support modernization efforts by ensuring Zero Trust requirements are incorporated into system upgrades and new solutions.


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