Senior Embedded Security Engineer - DoD Clearance (Onsite)

Prattwhitney; Largo (FL); On-site; USD 86,800 - 165,200; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Vacation 3 weeks

401(k) Matching

Tuition Reimbursement

Life Insurance

Disability Coverage

Parental Leave

Wellness Programs

Group Legal

E-Health Services

Job summary

RTX, located in Largo, FL, seeks a Senior Embedded System Security Engineer to join a defense-focused team onsite. You will support RMF ATO processes, analyze requirements, and help integrate security into system designs with engineers across disciplines.

Active DoD Secret clearance is required. The role emphasizes hands-on testing, security documentation, and staying current with evolving threats and industry best practices.

Qualifications

• Degree in a STEM discipline or advanced degree with minimum 3–5 years of relevant experience.
• Active, transferable Secret clearance and U.S. citizenship.
• Direct experience in System Security Engineering.
• Experience with RMF applied to mission systems in disconnected DoD environments.
• Experience with technical security concepts, technologies, and implementations.
• Technical writing skills and ability to develop security documentation.
• Experience interpreting system models, diagrams, and architectures to assess security risks.

Responsibilities

• Support system certification and accreditation efforts, including RMF Authorization to Operate (ATO) and NSA Type1 Cryptographic Certification.
• Support cybersecurity requirement decomposition, allocation, implementation, and verification using system engineering practices.
• Analyze system requirements, models, and diagrams to identify potential security vulnerabilities.
• Participate in system design discussions and provide security engineering input.
• Collaborate with systems engineers and developers to integrate security considerations into system design.
• Contribute to a culture of collaboration and continuous learning as part of a team.
• Maintain awareness of evolving security threats and industry best practices.
• Participate in Security-focused System Verification and Validation, including writing test plans and procedures, performing tests, and providing remediation recommendation analysis.

Skills

System security engineering

RMF / ATO

Technical writing

Security documentation

System models interpretation

Education

B.S./B.E. in STEM

Advanced degree

Tools

DOORS

JIRA

Confluence

Cameo MBSE

SCC

Nessus

ACAS

Evaluate-STIG

eMASSter

Job description

RTX, located in Largo, FL, seeks a Senior Embedded System Security Engineer to join a defense-focused team onsite. You will support RMF ATO processes, analyze requirements, and help integrate security into system designs with engineers across disciplines.

Active DoD Secret clearance is required. The role emphasizes hands-on testing, security documentation, and staying current with evolving threats and industry best practices.