Information Systems Security Engineer (ISSE) - Full Time (San Antonio, Texas)

POSITION OVERVIEW

Information Systems Security Engineer

Employment Type: Full-Time

Salary: $77,500 to $176,000 annually

ABOUT THIS ROLE

You support mission-critical systems by implementing and managing security policies across databases, software, and cloud platforms. You handle complex security challenges, guide architecture decisions, and mentor team members while operating with significant autonomy.

KEY RESPONSIBILITIES

• Implement and manage security policies, procedures, and controls
• Develop and evaluate security documentation including SSPs, contingency plans, and security test procedures
• Perform security architecture evaluations and troubleshooting
• Manage and monitor security tools within cloud environments
• Apply NIST RMF, NIST SP 800-53, FISMA, and FEDRAMP requirements
• Support secure software development and DevSecOps practices
• Conduct vulnerability assessments, penetration testing, and security analysis
• Mentor and supervise technical staff

REQUIRED SKILLS

• Information system security engineering
• Cloud security architecture
• NIST RMF and compliance frameworks
• Vulnerability scanning and assessment
• Security tooling and automation
• Secure SDLC and DevSecOps

EDUCATION & EXPERIENCE

• 5+ years in ISSE, ISSO, or IT roles
• 3+ years developing and reviewing security documentation
• 3+ years supporting cloud service providers such as AWS or Azure
• Bachelor’s degree
• DoD 8140 Level II certification

CLEARANCE & LOCATION

Clearance: TS SCI

Work Model: Onsite, Hybrid, or Remote based on role needs

Employment: Full-Time

U.S. Citizenship: Required