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Active1mo ago

Lead AI Security Engineer

Appian Corporation·📍 Mclean, Virginia

Employment

Full-Time

Work mode

On-site

Experience

MID LEVEL

Salary

$150K – $275K/yr

Role overview

Job description

Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality. We approach every challenge with ambition and commitment, holding ourselves and each other accountable to achieve the best results. When you join Appian, you’ll be part of a passionate team dedicated to accomplishing hard things, together. Lead AI Security Engineer (Agentic SOC) Location: McLean/Tysons, VA | On-site (5 days/week) ABOUT THE TEAM We are pioneering the next generation of cyber defense by building an Agentic Security Operations Center (SOC). Our mission is to move beyond reactive alerting by creating self-orchestrating, context-aware AI systems capable of autonomous triage, semantic correlation, and proactive threat mitigation. In this role, you will leverage emerging AI capabilities to reimagine ho

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What they are looking for

Skills & requirements

Qualification

Bachelor's degree in Computer Science, AI, Electrical Engineering, Computer Engineering, or related fields plus at least 4 years of experience developing AI and ML algorithms or technologies, OR a Master's degree in a related field plus at least 2 years of experience PREFERRED QUALIFICATIONS Hands-on experience building multi-agent or complex orchestration systems using tools such as LangChain, LlamaIndex, AutoGen, CrewAI, or Semantic Kernel Proven experience working with production Vector Databases (e.g., Pinecone, Qdrant, Milvus, or Weaviate ) for semantic chunking, embedding generation, and metadata filtering. Experience interfacing with cybersecurity platforms via REST APIs/Webhooks (e.g., Splunk, CrowdStrike, Microsoft Sentinel, Palo Alto XSOAR). Experience deploying and scaling AI workloads in containerized cloud environments (AWS, Azure, or GCP using Kubernetes/EKS/AKS) Understanding of fine-tuning methodologies (LoRA, QLoRA) for smaller, domain-specific open-source models (e.g., Llama 3, Mistral) tailored for security log analysis Passion for staying abreast of the latest AI research and security systems, and an ability to judiciously apply novel techniques in production. T

Department · Information Security

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Hiring company

Appian Corporation

AI automation for critical processes. Appian orchestrates AI agents, systems, and people on an enterprise platform, without replacing your systems.

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