Senior Network Security Engineer Job at Openkyber, Arkansas

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  • Openkyber
  • Arkansas

Job Description

Responsibilities:
  • Conduct offensive security assessments on large-scale web applications, REST APIs, and cloud-backed services.
  • Identify and validate vulnerabilities including injection flaws, access control issues, authentication/authorization weaknesses, SSRF, deserialization, and logic bugs.
  • Evaluate LLM-based systems and AI agents for prompt injection, data exfiltration, model abuse and jailbreaks
  • Design and execute red team style engagements simulating real-world adversaries.
  • Develop custom exploitation tools, PoCs, and fuzzers for web and AI attack surfaces.
  • Identify systemic security weaknesses and collaborate with engineering teams to drive long-term mitigations.
  • Review architectures and designs for new products with an attacker mindset.
  • Produce clear, actionable security reports and present findings to technical and executive stakeholders.
Minimum Qualifications:
  • Master s degree in Computer Science, Computer Engineering, Information Security, or a closely related technical field.
  • Doctorate (PhD) in a relevant field is a plus but not required.
  • 5+ years of experience in offensive security, penetration testing, or red teaming.
  • Deep expertise in web application security.
  • Strong understanding of API security.
  • Hands-on experience testing AI/ML or LLM-based systems, or strong motivation with demonstrated research in this area.
  • Proficiency in at least one scripting or programming language (Python, Go, JavaScript, or similar).
  • Strong knowledge of common exploitation techniques and attacker tooling.
Preferred Qualifications:
  • Prior work on adversarial ML, red-teaming AI systems, or secure LLM pipeline design.
  • Experience with cloud security (AWS, GCP, Azure) and containerized environments.
  • Background in security research, published CVEs, CTF experience, blog posts, or conference talks.
  • OSCP, OSEP, OSWE, CRTO, or similar.
  • Master s degree in Computer Science, Computer Engineering, Information Security, or a closely related technical field.
What We Look For:
  • An attacker-first mindset with strong engineering discipline.
  • Ability to go beyond scanners and find novel, high-impact vulnerabilities.
  • Clear communicator who can translate complex exploits into actionable fixes.
  • Curiosity about emerging threats, especially in AI security.
  • Ownership mentality and comfort operating in ambiguous problem spaces.

For applications and inquiries, contact: [email protected]

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