Information System Security Specialist III

nDepth Security, LLC; Philadelphia (Philadelphia County); On-site; USD 80,000 - 100,000; Full time

Job summary

A cybersecurity firm in Philadelphia is seeking an Information System Security Specialist III to perform hands-on security assessments and validate compliance with security controls. Required qualifications include a high school diploma, 5 years of experience in cybersecurity, and relevant certifications. The role involves conducting technical testing and supporting authorization decisions across various technology environments. This is a critical position for ensuring the security assurance of systems in a dynamic environment.

Qualifications

• 5+ years of experience in cybersecurity or related fields.
• Experience in Risk Management Framework Authorization and Assessment activities.
• Information Assurance Technical Level II certification required.

Responsibilities

• Perform hands-on security assessment and validation activities.
• Conduct technical testing and evidence analysis.
• Evaluate system compliance with security controls.

Skills

Cybersecurity

Configuration reviews

Vulnerability validation

Scripting tools

Education

High school diploma or equivalent

Tools

Microsoft Windows operating systems

Job description

Information System Security Specialist III

Performing hands‑on security assessment and validation activities to evaluate system compliance with Risk Management Framework security controls. Conducting technical testing, configuration reviews, vulnerability validation, and evidence analysis to support authorization decisions across Information Technology, Platform Information Technology, and Operational Technology environments.

Required Qualifications:

• High school diploma or equivalent
• Five (5) years of experience in cybersecurity, engineering, test and evaluation, or Risk Management Framework Authorization and Assessment activities
• Experience with Enterprise Mission Assurance Support Service, Assured Compliance Assessment Solution, Microsoft Windows operating systems, and command-line or scripting tools
• Information Assurance Technical Level II certification

Desired Qualifications:

• Experience supporting Hull, Mechanical, and Electrical systems, Industrial Control Systems, or Supervisory Control and Data Acquisition environments
• Familiarity with United States Navy Security Technical Implementation Guides and Security Requirements Guides