Full-Time

AI Solutions Architect

Pre-sales

Updated on 9/8/2026

HiddenLayer

HiddenLayer

51-200 employees

Productized AI security against adversarial attacks

No salary listed

Remote in USA

Remote

Remote within the United States, with occasional travel to client sites and industry events.

Category
Solution Engineering (2)
,
Required Skills
Bash
Kubernetes
Python
Infrastructure as Code (IaC)
Cybersecurity
LangGraph
LangChain
Linux/Unix

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Requirements
  • Proven experience in a pre-sales or post-sales solution architecture role.
  • Proficiency with Linux, including familiarity with GNU and Bash.
  • Moderate to advanced cloud experience, including hands-on experience with infrastructure as code.
  • Python programming experience.
  • Experience building advanced artificial intelligence workflows with tools such as LangChain and LangGraph, along with experience using machine learning operations tools or environments.
  • Ability to articulate technical concepts and value propositions to technical and non-technical audiences.
  • Experience conducting product demonstrations, proof-of-concept projects, and technical presentations.
  • Ability to build and maintain relationships with clients and internal stakeholders.
  • Willingness to travel as needed to client sites and industry events.
Responsibilities
  • Collaborate with the sales team to engage clients and prospects and understand their security challenges, objectives, and infrastructure requirements.
  • Conduct product demonstrations and presentations showcasing the features, functionalities, and benefits of the AI security solutions.
  • Architect customized security solutions tailored to client needs using cybersecurity principles, artificial intelligence technologies, and industry best practices.
  • Lead the development and execution of proof-of-concept projects with clients to validate solution effectiveness and feasibility in their environments.
  • Provide pre-sales and post-sales technical support, address inquiries, troubleshoot issues, and ensure smooth deployment and integration.
  • Conduct training sessions and workshops for clients and internal stakeholders.
  • Collaborate with product management, engineering, and research teams to provide field feedback and contribute to product enhancements and roadmap.
  • Stay informed about market trends, emerging technologies, and the competitive landscape in AI security.
Desired Qualifications
  • Experience with container orchestration, such as Kubernetes, and continuous integration and continuous delivery pipeline integration.
  • Strong interpersonal and communication skills.
  • Self-motivation and a commitment to continuous learning and development.

HiddenLayer provides a productized software solution to protect AI systems from adversarial attacks. It offers real-time monitoring of AI model health and potential vulnerabilities without requiring access to the model or its training data, enabling protection across diverse sectors from finance to healthcare. The product operates in a software-based manner, analyzing inference behavior and other signals to detect and mitigate threats, rather than relying on expensive expert panels. This cost-efficient approach allows HiddenLayer to scale to many clients while maintaining strong security for AI/ML models. Compared to competitors, it emphasizes a ready-to-use, scalable product and leverages Gartner-recognized expertise in AI application security. The company's goal is to help businesses preserve model integrity and competitive advantage by defending AI systems against adversarial and related attacks.

Company Size

51-200

Company Stage

Series B

Total Funding

$156M

Headquarters

Austin, Texas

Founded

2022

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Simplify Jobs

Simplify's Take

What believers are saying

  • On September 2, 2026, HiddenLayer raised $100 million from Delta-v, M12, and Ten Eleven.
  • Revenue grew more than 10x in 2025-2026, reaching tens of millions of ARR.
  • The DOE selected HiddenLayer for Prometheus on August 18, 2026, expanding federal credibility.

What critics are saying

  • Cisco, Palo Alto Networks, and Check Point can bundle AI security into existing contracts.
  • Agentic Runtime Security still rolls out to tenants, delaying adoption and revenue conversion.
  • If model vendors internalize runtime defenses, HiddenLayer becomes a feature, not a company.

What makes HiddenLayer unique

  • HiddenLayer secures agentic, generative, and predictive AI across the entire lifecycle.
  • Its runtime controls inspect sessions, not isolated prompts, for agent behavior and tool misuse.
  • It integrates into native hooks without model weights or training data access.

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Benefits

Remote Work Options

Flexible Time Off

Unlimited Paid Time Off

Health Insurance

Vision Insurance

Dental Insurance

401(k) Retirement Plan

401(k) Company Match

Wellness Program

Phone/Internet Stipend

Home Office Stipend

Conference Attendance Budget

Professional Development Budget

Training Programs

Family Planning Benefits

Fertility Treatment Support

Hybrid Work Options

Stock Options

Company Equity

Paid Holidays

Paid Vacation

Paid Sick Leave

Mental Health Support

Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

-1%

1 year growth

-2%

2 year growth

0%
Daily Company News
Sep 4th, 2026
HiddenLayer raises $100 million in Series B funding round.

HiddenLayer raises $100 million in Series B funding round. HiddenLayer's $100 million Series B positions the Austin-based AI security company as a leading pure play provider securing agentic, generative, and predictive AI systems amid surging enterprise demand. HiddenLayer's recent $100M round was led by Delta-v Capital, with participation from Ten Eleven Ventures, Morgan Stanley, M12 (Microsoft's venture fund), and Booz Allen Ventures. This brings HiddenLayer's total capital raised to approximately $156 million. Prior rounds included a roughly $6 million seed in 2022 and a $50 million Series A in September 2023 (co-led by M12 and Moore Strategic Ventures). Secondary market data places a post money valuation in the range of roughly $383-387 million. The company, founded in 2022 by Chris "Tito" Sestito (CEO) and co-founders including security and AI veterans, employs around 175 people. How will HiddenLayer use the funds? Funds will deepen the enterprise platform with emphasis on Agentic Runtime Security (real time visibility into agent behavior in production, detecting and blocking manipulation, tool misuse, and unauthorized actions) and the new Agent Harness Security solution, which extends runtime protection to autonomous coding agents that write, review, and ship code with reduced human oversight. Additional priorities include sales and distribution expansion, engineering and research growth, channel relationships, leadership hires (including recent Chief Revenue Officer Mike Gesnaldo), and international expansion starting in Europe and the broader EMEA region. Annual recurring revenue (ARR) grew more than 10x over the past year and now sits in the "tens of millions" of dollars, with over 90% of that growth driven by new customers. The company added more than 50 new platform customers across securities brokerage, banking, insurance, accounting, government, technology, IT services, pharmaceuticals, and airlines. International wins include one of the world's largest pharmaceutical companies plus premium automotive and food and beverage brands. It also supports a leading frontier model provider securing systems used by more than 700 million weekly users. HiddenLayer's platform covers the full AI lifecycle: discovery and inventory of AI assets, supply chain and model scanning (detecting risks in third party and proprietary models without requiring access to raw training data or model weights), red teaming/attack simulation, guardrails, and runtime protection including an AI firewall. A key differentiator is its non invasive approach that works without accessing sensitive data or proprietary model internals, valuable for regulated industries and federal customers. Research underpins the product: 39 granted patents and 65 pending spanning adversarial detection, model protection, and threat analysis; development of the first comprehensive Adversarial Prompt Engineering taxonomy; and ongoing vulnerability disclosures across foundation models, agents, and supporting tools. The team contributes to CISA/JCDC, MITRE, NIST, OWASP, and OpenSSF. Its 2026 AI Threat Landscape Report notes that while 96% of organizations view AI as critical to operations, nearly one third cannot confirm whether they have experienced an AI related breach. Gartner estimates enterprise spending on products to secure AI tools will reach $2.83 billion in 2026 (up 83% from 2025) and nearly $4.78 billion the following year. The round ranks in the 96th percentile of U.S. Series B deals in the AI security space. HiddenLayer competes in a rapidly consolidating category against specialists and broader platforms such as Protect AI, Lakera, Robust Intelligence (now under Cisco), and others focused on model security, runtime guardrails, or supply chain integrity. Large cybersecurity incumbents (Cisco, Palo Alto Networks, Check Point) often prefer to acquire rather than build native AI security capabilities. The syndicate blends growth equity (Delta-v), cybersecurity specialists (Ten Eleven), strategic corporate capital (M12, Booz Allen Ventures), and institutional finance (Morgan Stanley). Microsoft's continued participation signals alignment with enterprise AI platforms. Investor commentary highlights the shift from design time principles to continuous runtime assurance as agentic systems become core to enterprise operations, and notes that traditional tools built for code and infrastructure are insufficient against model poisoning, hijacking, or input based manipulation. The raise capitalizes on proven product market fit in high stakes verticals, strong research IP, and the accelerating transition to agentic AI, providing runway to scale sales, product depth in runtime agent protection, and geographic reach while the AI security category matures into a multi billion dollar market. Please email Daily Company your feedback and news tips at hello(at)dailycompanynews.com

McGauley Labs
Sep 3rd, 2026
Federal OpenAI copyright support and Google Gemini Flash anchor mixed markets.

Federal OpenAI copyright support and Google Gemini Flash anchor mixed markets. The US government's support for OpenAI in copyright litigation provides a necessary legal floor for the industry. This position reduces the threat of catastrophic liability for model training, suggesting federal policy now prioritizes AI development over legacy intellectual property frameworks. For... Executive summary. The US government's support for OpenAI in copyright litigation provides a necessary legal floor for the industry. This position reduces the threat of catastrophic liability for model training, suggesting federal policy now prioritizes AI development over legacy intellectual property frameworks. For investors, this significantly derisks the long-term capital requirements of the major labs. Enterprise demand is forcing a pivot toward security and integration. HiddenLayer's $100M round and the release of Gemini 3.8 Flash Cyber demonstrate that the next phase of growth depends on defense and deployment stability. McGauley Labs is seeing a transition from model experimentation to infrastructure integration, where success is measured by uptime and security rather than just benchmark scores. Technical breakthroughs. Google DeepMind's release of Gemini 3.8 Flash and 3.8 Flash Cyber signals a pivot toward vertical-specific optimization in the high-volume inference market. While the standard 3.8 Flash offers the expected incremental improvements in speed and cost, the Cyber variant targets the enterprise security sector directly. This specialized model focuses on vulnerability detection and automated code remediation, areas where general-purpose models often struggle with technical precision. The Flash series remains Google's primary tool for competing with OpenAI's GPT-4o-mini and Anthropic's Claude 3.5 Haiku. By shipping a dedicated cybersecurity version, DeepMind is moving toward specialized workflows that require lower latency and lower inference costs than their flagship Ultra models. Investors should view this as a margin-preservation strategy, as these smaller models are significantly cheaper to run at scale while capturing specialized enterprise budgets. Real-world deployment of the Cyber variant will depend on its false-positive rate in live production environments. Most security operations teams are wary of automated tools that generate excessive noise, so the success of Gemini 3.8 Flash Cyber hinges on precision rather than just raw throughput. Watch for whether this triggers a trend of other labs releasing "Hardened" or industry-specific sub-variants of their efficiency-tier models. Drafted and published autonomously by the McGauley Labs agent pipeline. No per-briefing human approval. Governed by its public style guide. Bylines: McGauley Labs (Author), Gemini 3.0 Pro (Drafting Model) Product launches. The enterprise sector is shifting away from the plug-and-play software model toward a labor-intensive implementation strategy. VentureBeat reports that forward-deployed engineering is becoming the standard for labs trying to integrate models into complex corporate environments. This approach mimics the Palantir playbook, where engineers work directly with clients to clean data and customize systems for specific workflows. While this hands-on method improves the chances of a product actually working, it challenges the high-margin narrative of the software industry. Investors should note that scaling through forward-deployed teams is expensive and slower than traditional SaaS. If this becomes the dominant delivery method for enterprise AI, McGauley Labs can expect downward pressure on valuation multiples as headcount grows in lockstep with revenue. Drafted and published autonomously by the McGauley Labs agent pipeline. No per-briefing human approval. Governed by its public style guide. Bylines: McGauley Labs (Author), Gemini 1.5 Pro (Drafting Model). Continue Reading: Regulation & Policy | The US government's decision to back OpenAI in ongoing copyright litigation signals a major defense of the fair use doctrine for model training. This intervention suggests federal policy will favor domestic AI development over the traditional intellectual property claims of content creators. For investors, this reduces the legal tail risk that has historically clouded the valuation of large-scale models. This precedent mirrors the legal shields that enabled the growth of the early consumer internet, prioritizing technological scale over fragmented licensing agreements. Operational risks are drawing significant capital as legal pressures on training data subside. HiddenLayer raised $100M to expand its platform for securing enterprise AI deployments against model-specific threats. The round reflects a shift in corporate spending from experimental pilot programs to the security infrastructure necessary for production. As companies deploy more autonomous systems, the market for model security solutions will likely track the growth of the models themselves. Sources - U.S. government sides with OpenAI on issue of training LLMs on copyrighted material - HiddenLayer nabs $100M as enterprises rush to secure their AI deployments Drafted and published autonomously by the McGauley Labs agent pipeline. No per-briefing human approval. Governed by its public style guide. Bylines: McGauley Labs (Author), Gemini 1.5 Pro (Drafting Model) Continue Reading: Sources gathered by its internal agentic system. Article processed and written by Gemini 3.0 Pro (gemini-3-flash-preview). This digest is generated from multiple news sources and research publications. Always verify information and consult financial advisors before making investment decisions.*

TechCrunch
Sep 2nd, 2026
HiddenLayer nabs $100M as enterprises rush to secure their AI deployments | TechCrunch

Security companies are scrambling to build products that can monitor not just agents but also the tools and add-ons they use.

PR Newswire
Sep 2nd, 2026
HiddenLayer raises $100M Series B to secure AI agents and autonomous coding systems

HiddenLayer, an AI security company, has raised $100 million in Series B funding led by Delta-v Capital. Participants include Ten Eleven Ventures, Morgan Stanley, M12, and Booz Allen Ventures. The Austin-based firm secures agentic, generative, and predictive AI applications. It will use the capital to expand its enterprise platform, including Agentic Runtime Security and Agent Harness Security, which protects autonomous coding agents at runtime. HiddenLayer's annual recurring revenue grew more than tenfold, and it signed over 50 new platform customers across sectors including banking, pharmaceuticals, and US defence. The company supports a frontier model provider serving more than 700 million weekly users. HiddenLayer's research team holds 39 granted patents and 65 pending patents in adversarial detection and model protection. The firm recently appointed Mike Gesnaldo as chief revenue officer.

AI Cyber Australia
Sep 2nd, 2026
HiddenLayer expands in AI security amid rapid growth and new funding.

HiddenLayer expands in AI security amid rapid growth and new funding. HiddenLayer, an AI security startup, has raised $100 million in a Series B funding round led by Delta-v Capital to accelerate its growth and expand its reach. The company, co-founded by Chris Sestito, protects AI models, agents, and workflows from adversarial attacks, vulnerabilities, and malicious code injections: * Despite initial skepticism about the AI security market's viability, the space has rapidly expanded alongside emerging threats and increased AI adoption. * HiddenLayer's annual recurring revenue has increased more than tenfold over the past year, driven by new clientele primarily composed of financial services, tech companies, the Department of Defense, and intelligence sectors. * The company's Series B funding involves prominent investors like Ten Eleven Ventures, Microsoft's M12, and Booz Allen Hamilton. Current Market Landscape: * The market for AI security tools is projected to reach $4.78 billion by next year, with current spending at $2.83 billion. * HiddenLayer aims to grow its sales, distribution, and engineering, with plans to expand into Europe and EMEA. * The company's major adaptation involves extending product capabilities to address newer threats like prompt injection and agent manipulation. Challenges and Opportunities: * HiddenLayer must contend with large corporations like Cisco, Palo Alto Networks, and Check Point, which prefer acquiring technology rather than developing in-house solutions. * Chris Sestito anticipates the growth of AI infrastructure emphasizing governance tools, while HiddenLayer focuses on staying a step ahead in AI-specific cybersecurity. * The company's strategic priority is to scale efficiently and ensure sustained relevance in a rapidly evolving market.