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Systems Security Specialist (Senior)

ExpediteInfoTech, Inc | Rockville, Maryland, United States | Posted May 11, 2026

Position Overview

Note: The candidate must be flexible to work overtime, on-site/off-site, as needed, including weekends, holidays, and off-hours.



Responsibilities


  • Conduct internal and external penetration testing of networks, web applications, APIs, and cloud environments to identify security vulnerabilities and exploit paths.

  • Perform red team engagements simulating real-world adversary tactics, techniques, and procedures (TTPs) aligned with MITRE ATT&CK.

  • Execute vulnerability assessments and validate remediation efforts through retesting and technical verification.

  • Develop comprehensive penetration testing reports, including executive summaries, risk ratings, proof-of-concept evidence, and actionable remediation guidance.

  • Perform threat modeling and attack surface analysis to identify high-risk exposure areas and privilege escalation pathways.

  • Conduct secure configur...

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