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Information Systems Security Engineer (ISSE) with Security Clearance

TLI Enterprises, LLCWilliamsburg, VA🇺🇸United StatesPosted Oct 13, 2026

Why This Role Stands Out

This hybrid Information Systems Security Engineer role offers a fantastic opportunity to build and secure cutting-edge systems within a respected organization, fostering significant career growth through hands-on experience in a dynamic cybersecurity environment. If you're a security-minded professional with a TS/SCI clearance and a passion for proactive risk management, you'll thrive in this role that encourages continuous learning and impactful contributions. Apply today to leverage your expertise and advance your career in a flexible, hybrid setting.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Williamsburg, VA, United States
Posted
17 hours ago

Job Description

MUST HAVE ACTIVE TS/SCI W/ POLY TO BE CONSIDERED -Perform and review technical security assessments to identify vulnerabilities and ensure compliance with information assurance (IA) standards and regulations.

  • Validate and verify system security requirements, establish system security designs, and integrate system security capabilities for various environments.
  • Build cybersecurity into systems deployed to operational environments, ensuring uniform application of security policies and enterprise solutions.
  • Assess and mitigate system security threats and risks throughout the program life cycle, contributing to security planning, assessment, risk analysis, and risk management.
  • Apply system security engineering expertise in areas such as system security design, life cycle, risk management, and security testing, using industry system security engineering methodologies.
  • Enforce the design and implementation of trusted relations among external systems and architectures and manage changes to systems while assessing security impact.
  • Support security authorization activities in accordance with Government regulations
  • Perform Continuous Monitoring using enterprise Information Assurance tools -Audit vulnerability and compliance scan results to identify threats using scanning software
  • Contribute to documentation such as System Security Plans and Standard Operating Procedures
  • Other duties as assigned Certifications not required, but recommended: CISSP, CISM, CISA, Security +

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