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# Senior Cloud Information System Security Engineer (ISSE)

- **Company:** Anonymous Employer
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Microsoft Azure, Software as a Service, Cloud Computing, Cloud Computing Security, Cyber Security, Infrastructure as a Service (IaaS), Identity and Access Management, Information Security Management, Information Systems Security Architecture Professional, Information Systems Security Engineering Professional, Nmap, Platform as a Service (PAAS), Zero Trust Network Access, Data Logging, Software Security, Information Technology, Tenable Nessus, Vulnerability Analysis
- **Published:** June 10, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8967361/senior-cloud-information-system-security-engineer-isse

## About the Role

Active Top Secret clearance
Bachelor's degree in Computer Science, Cybersecurity, or a related field
8+ years of relevant experience in cybersecurity or information assurance
Experience with security tools such as Tenable Nessus, SecurityCenter, IBM Guardium, Nmap, or similar
One or more of the following certifications:
Certified Information Systems Security Professional (CISSP) (or Associate)
CompTIA Advanced Security Practitioner (CASP)
Certified Secure Software Lifecycle Professional (CSSLP)
CISSP- Information System Security Engineering Professional (ISSEP)
CISSP- Information System Security Architecture Professional (ISSAP)
Experience leading cross-functional cybersecurity or engineering teams
Strong program management experience, including budgeting, reporting, and subcontract oversight
Hands-on experience applying the NIST RMF in enterprise or government environments
Experience developing security documentation (SOPs, compliance artifacts, QA programs)
Background supporting federal cybersecurity initiatives and system assessments
Experience with AWS, Azure, or GCP (including GovCloud environments)
Familiarity with FedRAMP, Zero Trust, and shared responsibility models
Understanding of CI/CD pipelines and cloud-native security practices
Experience with Infrastructure-as-Code security and automation, CISM certification
Advanced degree in Computer Science, Cybersecurity, or a related field

## Description

Tygart Technology is seeking a Senior Cloud Information System Security Engineer (ISSE) to support the design, development, and integration of secure systems across cloud and hybrid environments. In this role, you'll work closely with architects, developers, and cybersecurity teams to ensure security is built into every phase of the system lifecycle, from initial design through deployment and ongoing operations.

You'll lead efforts around threat modeling, security architecture, and compliance, helping systems meet standards such as NIST, RMF, and DoD requirements. This position plays a key role in translating cybersecurity policy into practical, technical solutions., Lead and mentor a team responsible for implementing the full RMF lifecycle across client systems
Oversee planning activities, ensuring clear roles, responsibilities, and risk management strategies
Guide system categorization based on mission impact and regulatory requirements
Direct the selection, tailoring, and documentation of security controls
Analyze vulnerability scan results and provide risk-based recommendations for mitigation
Oversee implementation of technical, operational, and management controls across system lifecycles
Ensure security control assessments are properly planned, executed, and documented
Prepare risk management documentation to support system authorization decisions
Lead continuous monitoring efforts, using metrics to refine and improve security posture
Serve as a senior technical advisor for cybersecurity, including incident response, remediation, and audit support
Promote security awareness by providing guidance and training to teams and stakeholders
Track and communicate security status, risks, and improvement opportunities to leadership
Stay current on RMF, NIST guidance, and industry best practices
Design and evaluate secure cloud and hybrid architectures (IaaS, PaaS, SaaS)
Apply Zero Trust principles in cloud environments
Support FedRAMP authorization packages and cloud ATO processes
Design and assess IAM, encryption, logging, and continuous monitoring in cloud platforms
Support secure cloud migration and modernization initiatives


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