Senior Business Applications Engineer

The role

You will act as a technical expert on the Business Applications team to provide platforms, guardrails, and integrations that eliminate manual toil. You will partner with business teams to design, build, and support solutions using the Atlassian suite, Workato, AWS automation, and AI platforms.

What you will do

• Lead discovery with stakeholders to define problems and success metrics
• Translate pain points into scoped problem statements and recommend approaches
• Design solutions using human-centered, API-first, and secure-by-design principles
• Own solutions end to end from design and build to support and retirement
• Build and maintain Workato recipes and connectors
• Build custom automation tooling and AWS middleware
• Design and evolve workflows and configurations in Jira, JSM, and Confluence
• Architect and evolve the Workato citizen development platform
• Enforce least-privilege access through RBAC and service accounts
• Serve as the technical escalation point and mentor for IT and AI Admins

Required qualifications

• Demonstrated experience owning solutions from requirements gathering through production support
• Hands-on experience building and maintaining integrations on an iPaaS platform
• Working knowledge of APIs, webhooks, data models, and REST and event-driven integration patterns
• Ability to write custom code or scripts
• Hands-on experience engineering workflows, custom fields, and automations in Jira, JSM, and Confluence or comparable platforms
• Experience gathering requirements from non-technical teams
• Understanding of RBAC, least-privilege access, service account practices, and data privacy
• Experience mentoring more junior engineers or administrators
• Ability to explain design decisions and tradeoffs in writing
• Bachelor’s degree in Information Systems, Computer Science, Business, or a related field, or equivalent practical experience
• 5+ years of experience in IT, business systems engineering, integration, or automation engineering
• 3+ years of experience building and supporting production integrations or automations

Nice to have

• Built governed self-service or citizen development programs
• Designed JSM service catalogs, request types, and SLAs
• Built agents, Projects, Skills, or Gems on Glean, Rovo, Claude, Gemini, or AWS Bedrock
• Built audit-ready integrations in an environment subject to SOC 2 or similar compliance
• Track record of developing administrators or junior engineers into higher-scope roles
• Relevant certifications such as Atlassian, Workato, AWS, or similar
• Experience in high-growth SaaS or cybersecurity companies

Benefits

• Equity package in the form of stock options
• Health, vision & dental insurance for you and your family
• Flexible vacation policy
• Generous parental leave

About the company

Horizon3 is a fast-growing, remote cybersecurity company dedicated to enabling organizations to proactively find, fix and verify exploitable attack vectors. The team is a fusion of former U.S. Special Operations cyber operators, startup engineers, and cybersecurity practitioners.