Applications Engineer

HackerOne is a global leader in offensive security solutions. Our HackerOne Platform combines AI with the ingenuity of the largest community of security researchers to find and fix security, privacy, and AI vulnerabilities across the software development lifecycle. The platform offers bug bounty, vulnerability disclosure, pentesting, AI red teaming, and code security. We are trusted by industry leaders like Amazon, Anthropic, Crypto.com, General Motors, GitHub, Goldman Sachs, Uber, and the U.S. Department of Defense. HackerOne was named a Best Workplace for Innovators by Fast Company in 2023 and a Most Loved Workplace for Young Professionals in 2024.

HackerOne is at a pivotal inflection point in the security industry. Offensive security is no longer optional – it is the standard for forward-thinking companies that want to build trust and resilience in a world where AI-driven innovation and adversaries are moving faster than ever. With the industry shifting, HackerOne stands apart: we combine the ingenuity of the largest security research community with a best-in-class AI-powered platform, trusted by the world’s top organizations.

HackerOne Values

HackerOne is dedicated to fostering a strong and inclusive culture. HackerOne is Customer Obsessed and prioritizes customer outcomes in our decisions and actions. We Default to Disclosure by operating with transparency and integrity, ensuring trust and accountability. Employees, researchers, customers, and partners Win Together by fostering empowerment, inclusion, respect, and accountability.

Applications Engineer

Remote Location: Seattle, WA or Washington, D.C.

Position Summary

Join HackerOne as an Applications Engineer and help build the AI-powered foundation that drives how our teams work, scale, and innovate. As part of the Enterprise Data & AI team, you’ll design and automate the systems that keep HackerOne running smoothly - freeing people to focus on strategy, creativity, and impact.

In this role, you’ll partner across the business to deliver secure, scalable, and intelligent solutions that power collaboration, streamline operations, and strengthen resilience. From integrating cutting-edge tools to shaping incident response, you’ll be at the heart of building an AI-first enterprise.

Reporting to our Head of Data and located remotely in Seattle or D.C., this role offers the chance to help propel HackerOne forward as we scale with data and AI at our core.

At HackerOne, we embrace a Flexible Work approach, enabling our team members to work remotely while maintaining productivity and collaboration. We are seeking candidates located in Seattle, WA or Washington D.C., and the surrounding metropolitan areas, to facilitate occasional in-person interactions as needed. While the position is primarily remote, there will be periodic in-person requirements to support team collaboration and foster stronger connections. This approach ensures flexibility while providing opportunities to build meaningful in-person relationships that strengthen our team and company culture.

Enterprise Data & AI’s Mission & Vision

The HackerOne Enterprise Data & AI team democratizes source of truth information, transformative insights, and AI tooling and infrastructure to power enhanced decision-making, autonomous execution, and mission-aligned scale.

The future is one where every Hackeronie is a catalyst for positive change, advancing data-driven, AI-powered, human-led innovation while fostering our culture of transparency, collaboration, and customer obsession.

What You Will Do

• Design, build, configure, integrate, and maintain the AI First Enterprise Systems that power and enhance how Hackeronies collaborate, communicate, get things done, and scale.

• Streamline and automate core Enterprise Data & AI processes, so human capacity is unlocked to focus on strategic direction, creativity, and edge-case governance.

• Act as a trusted partner to business and technology teams, translating operational needs into scalable, secure, and automated systems using leading AI and automation tools and frameworks.

• Collaborate closely with internal stakeholders and external development partners to design solutions, drive adoption, and win together.

• Play a vital role in incident response as part of our on-call rotation, helping diagnose issues, resolve disruptions, and continuously improve resilience. You’ll contribute to our incident response playbook, documenting clear and simple processes for handling various types of incidents and alerts.

• Support change management and enablement across the company, ensuring that new systems and improvements are successfully adopted and continuously improved.

• Support the rebuild of company-wide access controls, ensuring security, governance, and compliance are core to every system and integration

• Rebuild and optimize both internal and external ticketing systems to streamline workflows, enhance customer and employee experiences, and enable seamless collaboration across teams and stakeholders.

Minimum Qualifications  

• 5+ years of relevant experience in an engineering or systems role with a strong customer service mindset

• Hands-on experience designing, building, configuring, integrating, and maintaining AI First Enterprise Systems including Google Workspace, Slack, Atlassian, Zoom, Ironclad, Box, Monday, Freshworks, GCP, AWS, and more

• Experience working with SSO protocols (e.g., SAML, OIDC, SCIM), enterprise identity tools (e.g., Okta), and MDM platforms (e.g., Kandji) in a fast-paced environment

• Experience developing integrations and automations using tools like Workato

• Strong attention to detail, and ability to document actions and processes

• Passion for working backwards from the Customer and empathy for business stakeholders

• Demonstrate strong security understanding, ensuring systems and integrations are designed and maintained with security at the core

• Proven track record of having impact across the company, demonstrating your ability to help drive positive change, and achieve significant results

• Thrive on solving ambiguous problem statements in a high growth environment

• Excellent communication skills, and can present data-driven narratives in verbal, presentation, and written formats

Preferred Qualifications

• Experience with Mac and Windows operating systems

• Experience working with Agile and iterative development processes

• Understanding of network architecture

• ITIL 4 Foundation

Compensation Bands:
Tier Guide

Tier B: $135,000 - $162,000

#LI-KL1

Job Benefits:

• Health (medical, vision, dental), life, and disability insurance*

• Equity stock options

• Retirement plans

• Paid public holidays and unlimited PTO

• Paid maternity and parental leave

• Leaves of absence (including caregiver leave and leave under CO's Healthy Families and Workplaces Act)

• Employee Assistance Program

• Flexible Work Stipend

*Eligibility may differ by country

We're committed to building a global team! For certain roles outside the United States, U.K., and the Netherlands, we partner with Remote.com as our Employer of Record (EOR).

Visa/work permit sponsorship is not available.

Employment at HackerOne is contingent on a background check.

HackerOne is an Equal Opportunity Employer in the terms and conditions of employment for all employees and job applicants without regard to race, color, religion, sex, sexual orientation, age, gender identity or gender expression, national origin, pregnancy, disability or veteran status, or any other protected characteristic as outlined by international, federal, state, or local laws.

This policy applies to all HackerOne employment practices, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, compensation, benefits, training, and apprenticeship. HackerOne makes hiring decisions based solely on qualifications, merit, and business needs at the time.

For US based roles only: Pursuant to the San Francisco Fair Chance Ordinance, all qualified applicants with arrest and conviction records will be considered for the position.