Senior Information Security Engineer, Offensive Security

Grvty · San Antonio, Texas, United States · Engineering

Posted 2026-07-20

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Seeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements.

What You'll be Owning

Execute offensive cyber operations to assess client networks and identify vulnerabilities

Analyze computer networks and systems to identify and assess security weaknesses

Perform analysis of malware and security tools to evaluate capabilities

Provide written and oral briefings on assessment results to clients and management

Train and mentor junior operators on tools, techniques, and tradecraft

Develop scripts and tools to improve operational efficiency

What You Must Have

Must be able to obtain and maintain an Active TS/SCI with poly, US citizenship required

Bachelor Degree in Computer Science or related field is required or 5 years of direct work experience

Minimum of 3 years of related work experience is required

Completion of formal offensive cyber operations training

Experience conducting network exploitation, penetration testing, or red team operations

Proficiency with UNIX/Linux and Windows operating systems

Strong understanding of network protocols and packet analysis

What Would be Nice to Have

Active TS/SCI with poly

Advanced operator certifications or specialized training

OSCP, GXPN, or similar offensive security certifications

Experience with reverse engineering and exploit development

Background in offensive cyber operations or advanced red teaming

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