Infomatics Corp · 1 day ago
Senior Offensive Security Engineer-Web&AI
Mountain View, CA
Contract
Onsite
Senior Level
5+ years expInfomatics Corp is looking for a Senior Offensive Security Engineer to proactively identify, exploit, and help eliminate security weaknesses across their web platforms and AI/ML systems. The role involves leading complex penetration tests, designing novel attack techniques, and influencing secure-by-design architecture at scale.
ConsultingInformation TechnologySoftware
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
Qualification
Required
Master's degree in Computer Science, Computer Engineering, Information Security, or a closely related technical field
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
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
Company
Infomatics Corp
With a distinguished client list that includes Fortune 500 companies, we work hard to keep Infomatics at the forefront in the ever-changing IT landscape, retooling our workforce and hiring the brightest minds from across the globe.
51-200 employees
H1B Sponsorship
Infomatics Corp has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (49)
2024 (39)
2023 (111)
2022 (216)
2021 (180)
2020 (144)
Funding
Current Stage
Growth StageCompany data provided by crunchbase