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# Senior Information Systems Security Engineer

- **Company:** Dine Development Corporation
- **Location:** United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Systems Engineering, Microsoft Azure, Bash Shell, Cloud Computing, Cyber Security, Information Leak Prevention, Linux, Federal Information Processing Standards (FIPS), Intrusion Detection and Prevention, Intrusion Detection Systems, Information Systems Security Architecture Professional, Information Systems Security Engineering Professional, Python (Programming Language), Network Security, Routing, Windows PowerShell, Security Information and Event Management, Software Engineering, TCP/IP, Scripting, Firewalls (Computer Science), Information Technology, Patch Management, Plan of Action and Milestones
- **Published:** October 8, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9224639/senior-information-systems-security-engineer

## About the Role

* Clearance: Public Trust
 * Education: Bachelor's or Master's degree in a STEM field (Computer Science, Cybersecurity, Systems Engineering, Information Technology, or related discipline).
 * Experience: 10+ years of direct experience in systems engineering and information security operations.
 * Framework Proficiency: Deep understanding of NIST SP 800-37 / 800-53, FIPS 199/200, and federal ICD 503 standards.
 * Infrastructure & Cloud: Hands-on knowledge of secure configurations for Linux/Windows environments and cloud spaces (e.g., AWS GovCloud or Microsoft Azure).
 * Networking & Security Tools: Expertise in TCP/IP, routing, firewalls, Intrusion Detection/Prevention Systems (IDS/IPS), Data Loss Prevention (DLP), and cryptographic configurations.
 * Scripting & Automation: Basic proficiency in scripting languages like Python, PowerShell, or Bash to automate security testing and repetitive validation tasks.
 * CISSP (Certified Information Systems Security Professional) - Highly Preferred.
 * ISSEP (Information Systems Security Engineering Professional) - Preferred.
 * CISM (Certified Information Security Manager) or CASP+ (CompTIA Advanced Security Practitioner).

## Description

* Secure Architecture Design: Engineer and integrate secure Information Assurance (IA) architectures, system components, networks, and Cross Domain Solutions (CDS).
 * Risk Management Framework (RMF) Execution: Lead systems through the federal NIST Risk Management Framework process to successfully achieve and maintain an Authorization to Operate (ATO).
 * Security Control Implementation: Define, tailor, and implement specific security baselines and control overlays (such as CNSS 1253 or NIST SP 800-53) into system designs.
 * Vulnerability & Risk Assessments: Conduct complex vulnerability testing, threat modeling, and boundary analysis using tools such as ACAS, HBSS, or SIEM platforms. Document findings in Plan of Action and Milestones (POA&M) reports.
 * Technical Subject Matter Expertise: Advise Program Managers, external stakeholders, and systems/test engineers to ensure hardware and software engineering choices meet rigid security policies.
 * Continuous Monitoring & Compliance: Design and manage automated workflows, audit protocols, and patch management strategies to verify ongoing system compliance.