Senior Business Analyst

About JSSI

Founded in 1989 and headquartered in Chicago, Jet Support Services, Inc. (JSSI) is the largest independent provider of hourly cost maintenance programs for business aviation. JSSI delivers comprehensive coverage for engines, airframes, and auxiliary power units (APUs) across more than 300 different aircraft makes and models, helping owners and operators stabilize maintenance budgets, maximize aircraft availability, and protect asset value throughout the lifecycle of ownership.

JSSI has built a portfolio of complementary business lines designed to simplify the economic and technical complexity of business aviation; these include Maintenance teams
, Traxxall maintenance tracking software,
Parts & Engines
, Conklin aircraft cost and performance data, and Aviation Capital asset-based financing solutions. Together, these offerings support owners, operators, and maintenance providers with integrated tools spanning ownership and maintenance planning, execution, and financial management. With more than 6,500 aircraft supported through programs and software platforms, JSSI leverages its unique independence, unmatched scale, and data-driven insight to deliver customized solutions and support models aligned to the interests of each client — regardless of aircraft platform.

JSSI is backed by leading institutional investors GTCR, Genstar Capital, and Blackstone. Learn more at

We are seeking an experienced Senior Business Analyst to join our Maintenance Software Product team. This role is deeply embedded in the product development lifecycle and contributes across discovery, definition, delivery, and validation of new and existing functionality.

Senior Business Analyst works closely with internal and external stakeholders to understand business needs, translate them into clear product and technical requirements, and support successful implementation. This includes activities such as stakeholder discovery sessions, requirements definition, wireframes and mockups, system support, user acceptance testing, andreleasecoordination.

The ideal candidate is naturally analytical and curious, comfortable working with complex systems, and able to clearly explain technical concepts to both technical and non-technical audiences. This role requires someone who can quickly build domain knowledge, adapt to evolving customer needs, and contribute meaningfully to products in the business aviation industry.

This position reports to the Director of Product and collaborates closely with Product Management, Engineering, QA, Operations, and external stakeholders.

• Support and advance the product vision by researching, ideating, sketching, andvalidatinghigh-quality user experiences for our business aviation software products.
• Partner closely with stakeholders to understand and define project goals, requirements, and success metrics, while considering technical feasibility and design implications.
• Develop a deep understanding of existing product functionality, business logic, and customer workflows to support ongoing enhancements and growth initiatives.
• Translate concepts and requirements into clear deliverables, including wireframes, user stories, acceptance criteria, process flows, and supporting documentation.
• Collaborate with the Engineering team to explore technical implementation options andidentifyrealistic, creative solutions to constraints or challenges.
• Work closely with the QA team by defining acceptance criteria, supporting test planning, reviewing results, and guiding overall testing approaches.
• Coordinate andparticipatein user acceptance testing, including test execution, issue validation, approvals, and release readiness activities.
• Make informed design and user-experience decisions related to new, core, and future features, balancing usability, consistency, and technical constraints.
• Contribute to and help improve existing product and delivery processes;assistin defining new processes where gaps exist.
• Collaborate effectively with cross-functional team members, including other analysts, developers, project managers, QA, and others.
• Assistin creating supporting documentation…