
Njeri Kamau
Senior AI Security Engineer
Nairobi, Kenya · Africa/Nairobi (UTC+3) · 8 years of experience
Njeri focuses on securing AI applications, data paths, model supply chains, and agent permissions.
Request a shortlistWhy this profile fits
AI-specific threat modeling
Covers prompt injection, sensitive-data exposure, unsafe tool use, model supply chains, and excessive agency.
Least-privilege architecture
Scopes identities, tools, data access, secrets, and network paths to the minimum required for each workload.
Adversarial validation
Turns abuse cases and incidents into repeatable tests, monitoring signals, and response playbooks.
Relevant toolkit
Delivery evidence
Selected work
AI Security Detection Pack
telecommunicationsDesigned and delivered a AI security programme focused on AI security monitoring and response; cut time to detect anomalous tool use from hours to under eight minutes. The release included threat models, least-privilege controls, adversarial tests, logging, and incident playbooks mapped to OWASP guidance.
Agent Incident Response Playbook
telecommunications operationsBuilt the supporting control and measurement layer for the primary system, covering review queues, regression checks, operational visibility, and a documented handoff to the owning team.
Relevant experience
Career timeline
Senior AI Security Engineer
2024–PresentDevlyn client assignments · Remote
- Led AI security monitoring and response delivery for a telecommunications team and cut time to detect anomalous tool use from hours to under eight minutes.
AI Security Engineer
2019–2023telecommunications product company (confidential) · Nairobi, Kenya
- Built production systems in telecommunications, with increasing ownership of reliability, testing, and stakeholder delivery.
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Skill depth
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Relevant experience by skill
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Languages
Frameworks
Tools
Platforms
Storage
Paradigms
Credentials
Certifications
HashiCorp Certified: Vault Associate (003)
HashiCorp · 2024 · Certified
Google Cloud Professional Cloud Security Engineer
Google Cloud · 2023 · Certified
Communication
Languages
English
Fluent
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