Appian Corporation

Appian Corporation

AI Security Engineer

McLean, Virginia

Sponsorship not specified$100k-$200kDetected 6 days ago
PythonGoScalaSpringAlgorithmsVector DatabasesAWSGCPAzureCloud PlatformsKubernetesMachine LearningLLMsRAGAgentic AICybersecuritySIEMSOC OperationsRecruitingElectrical EngineeringResearchMentoring

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odds of building a lasting career here

57Sponsors, lottery-bound
Cap-exempt (no lottery)0
Sponsors this role90
Entry-level history0
PERM / green-card track0
Lottery odds (Level III)83
Fits your clock70

Sponsors, but it's cap-subject — you still face the weighted lottery (~45% per draw at Level III). Good if you win; have a cap-exempt backup on your list.

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Employer immigration record

from this employer's Department of Labor filings

Green-card filing pattern in this occupation

Context, not a finding about this posting: of this employer's 5 green-card filings in this occupation, 100% were for a worker who already held the job.

Files H-1B transfers

2 transfer filings in the last year, covering 2 workers. Median labor-condition decision: 32 days. An employer that already files transfers is one that can take over an existing H-1B.

Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.

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About the role

  • The Appian Information Security department continuously evaluates the global threat landscape to protect Appian operations and service offerings.
  • At Appian, we believe our greatest innovations spring from in-person collaboration.
  • Joining our team at our McLean headquarters means you will work alongside elite security architects in a high-velocity environment that prioritizes your professional growth.

Responsibilities

  • Build & Deploy Agents: Design, test, and deploy autonomous and semi-autonomous AI agents that integrate natively with our enterprise security stack (SIEM, EDR, XDR, and Threat Intel feeds).
  • Optimize RAG Pipelines: Design, optimize, and maintain production-grade Retrieval-Augmented Generation (RAG) workflows to inject real-time security context, network topology, and historical incident logs into agent prompts.
  • LLM Performance Engineering: Continuously evaluate, benchmark, and optimize LLM performance, context window utilization, latency, and cost-efficiency across various models (OSS and commercial).
  • Design Human-in-the-Loop (HITL): Collaborate deeply with Tier 3 Analysts and Threat Hunters to engineer seamless HITL handoff mechanisms, ensuring agents safely escalate complex anomalies to humans.
  • Secure the AI: Implement robust security boundaries around our LLM architecture, mitigating risks like prompt injection, data poisoning, model tool-abuse, and addressing the OWASP Top 10 for LLMs.
  • Build & Deploy Agents:
  • Design, test, and deploy autonomous and semi-autonomous AI agents that integrate natively with our enterprise security stack (SIEM, EDR, XDR, and Threat Intel feeds).
  • Optimize RAG Pipelines:
  • Design, optimize, and maintain production-grade Retrieval-Augmented Generation (RAG) workflows to inject real-time security context, network topology, and historical incident logs into agent prompts.
  • Continuously evaluate, benchmark, and optimize LLM performance, context window utilization, latency, and cost-efficiency across various models (OSS and commercial).

Requirements

  • You are a Builder First: You take immense pride in shipping clean, production-grade, asynchronous code.
  • At least 2 years of experience programming with Python, Go, Scala, or Java.
  • You are a Builder First:

Nice to have

  • 3 years of experience deploying scalable and responsible AI solutions on cloud platforms (e.g., AWS, Google Cloud, Azure).
  • Proven experience working with production Vector Databases (e.g., Pinecone, Qdrant, Milvus, or Weaviate) for semantic chunking, embedding generation, and metadata filtering.
  • Experience deploying and scaling AI workloads in containerized cloud environments (AWS, Azure, or GCP using Kubernetes/EKS/AKS).
  • Tools and Resources
  • Training and Development: During onboarding, we focus on equipping new hires with the skills and knowledge for success through department-specific training.
  • This commitment ensures that employees have access to a holistic range of development opportunities.
  • Community: We'll immerse you into our community rooted in respect starting on day one.
  • Appian fosters inclusivity through our 8 employee-led affinity groups.

Compensation

  • $100,000 - $200,000 USD

Benefits

  • Appian offers a comprehensive benefits package designed to support your health, wellbeing, and financial future.
  • Benefits vary by country-please ask your Talent Acquisition contact for details specific to the location you are applying to.

Company info

  • 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.
  • AI Security Engineer (Agentic SOC)
  • McLean, VA | On-site (5 days/week)
  • Our mission is to build, monitor, and scale robust security tools and processes that shield critical corporate and customer assets from emerging threats, international security concerns, and vulnerabilities, ensuring our AI-Powered Process Automation platform remains resilient and secure.
  • This role offers an unparalleled launchpad to transition academic knowledge into real-world impact, giving you direct ownership over intrusion detection capabilities and cloud-based defense strategies for our Enterprise-Grade Orchestration ecosystem.

Equal opportunity

  • equal opportunity employer that strives to attract and retain the best talent.
  • If you need a reasonable accommodation for any part of the employment process, please contact us by email at ReasonableAccommodations@appian.com.
  • Please note that only inquiries concerning a request for reasonable accommodation will be responded to from this email address.
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This listing is sourced directly from Appian Corporation's careers page and normalized into a canonical job model.