Senior Information Security Engineer - Remote, RMF & Cloud

Dine Development Corporation; Maryland; Hybrid; USD 120,000 - 160,000; Full time

Job summary

Dine Development Corporation is seeking a Senior Information Systems Security Engineer to bridge systems engineering and cybersecurity, designing, integrating, and enforcing security architectures across IT, cloud, or defense environments.

Responsibilities include secure architecture design, RMF/ATO leadership, implementing security baselines, and performing vulnerability assessments. Candidates should have public trust clearance and extensive experience in security operations.

Qualifications

• Public Trust clearance required
• Bachelor's or Master's in STEM
• 10+ years of direct experience in systems engineering and information security operations
• Deep understanding of NIST SP 800-37 / 800-53, FIPS 199/200, and ICD 503
• Hands-on knowledge of secure configurations for Linux/Windows and cloud spaces (AWS GovCloud or Azure)
• Networking & security tools expertise (TCP/IP, firewalls, IDS/IPS, DLP, cryptography)
• Scripting in Python/PowerShell/Bash for automation
• CISSP certification highly preferred; ISSEP preferred; CISM/CASP+ certifications encouraged

Responsibilities

• Secure Architecture Design: Engineer and integrate secure IA architectures, components, networks, and CDS
• RMF Execution: Lead RMF process to achieve and maintain an ATO
• Security Control Implementation: Define and implement security baselines and overlays (CNSS 1253, NIST SP 800-53)
• Vulnerability & Risk Assessments: Conduct vulnerability testing, threat modeling, POA&M reporting
• Technical SME: Advise PMs and engineers on security policy compliance
• Continuous Monitoring & Compliance: Design automated workflows, audit protocols, and patch management

Skills

Security architecture

RMF / NIST

Cloud security

Python / PowerShell

Scripting / Automation

Education

Bachelor's or Master's in STEM

CISSP Certification

ISSEP Certification Preferred

CISM or CASP+ Certification

Tools

ACAS

HBSS

SIEM

DLP

Job description

Dine Development Corporation is seeking a Senior Information Systems Security Engineer to bridge systems engineering and cybersecurity, designing, integrating, and enforcing security architectures across IT, cloud, or defense environments.

Responsibilities include secure architecture design, RMF/ATO leadership, implementing security baselines, and performing vulnerability assessments. Candidates should have public trust clearance and extensive experience in security operations.