Senior Information Security Engineer, Offensive Security at GRVTY – San Antonio | Jobyssey

What Impact You'll Have

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

Why Choose GRVTY

The toughest national security challenges demand vision and ingenuity, not just resources. We deliver mission and technical expertise to outpace our adversaries. We’re purpose-built to tackle the most entrenched, systemic national security issues around the world.

We partner with our customers to help them overcome challenges in every corner of technology and defense—including the ones still being explored. Our growing capabilities create complementary advantages, giving on-the-ground operations the edge they need to succeed. We muster everything we have to answer every challenge presented, every day of our lives.

At GRVTY, we believe that when our employees thrive, our company thrives. That’s why we offer a comprehensive and competitive benefits package designed to support your well-being, growth, and work-life balance.

• Robust health plan including medical, dental, and vision

• Health Savings Account with company contribution

• Annual Paid Time Off and Paid Holidays

• Paid Parental Leave

• 401k with generous company match

• Training and Development Opportunities

• Award Programs

• Variety of Company Sponsored Events

EEO Statement

GRVTY, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran and will not be discriminated against on the basis of disability.

Anyone requiring reasonable accommodations should email [email protected] or call 703-544-7930 with requested details. A member of the HR team will respond to your request within 2 business days.

Know Your Rights: Workplace Discrimination is Illegal (eeoc.gov)

Please review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.

Senior Information Security Engineer, Offensive Security

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