Senior Product Designer

📍 Job Overview

Job Title: Senior Product Designer

Company: Epsilon3

Location: Los Angeles, California, United States

Job Type: Full Time

Category: Product Design / UX/UI

Date Posted: May 14, 2026

Experience Level: 6+ Years

Remote Status: On-site

🚀 Role Summary

• Lead the end-to-end design process for mission-critical interfaces within the aerospace and advanced hardware operations sector.

• Drive innovation in Human-AI Interaction, focusing on intuitive patterns for AI/ML features that enhance team efficiency and data-driven decision-making.

• Architect complex Service Blueprints and user flows for multi-user, multi-environment workflows requiring real-time synchronization and high traceability.

• Develop sophisticated Data Visualizations for high-bandwidth telemetry streams, ensuring clarity and legibility under high-stress operational conditions.

• Contribute to and evolve a specialized Design System for operational dashboards, procedure tools, and mobile solutions, ensuring consistency and reliability.

📝 Enhancement Note: While the role is Senior Product Designer, the description heavily emphasizes operations, engineering, and complex system design within the aerospace sector. This suggests a strong need for candidates who can bridge the gap between user experience and highly technical, mission-critical environments, often seen in GTM (Go-To-Market) or Product Operations adjacent roles that require deep product understanding. The focus on "operating spacecraft and other advanced hardware systems" and "mission-critical interfaces" indicates a need for a designer who understands operational workflows and the implications of design choices in high-stakes environments.

📈 Primary Responsibilities

• Service Design & Information Architecture: Lead the creation of detailed service blueprints and intricate user flows, mapping the complete lifecycle of complex operational missions.

• End-to-End Design Execution: Own the entire design cycle, from conducting in-depth user research and discovery calls to ideation, developing high-fidelity prototypes, and ensuring seamless developer handoff.

• Advanced Prototyping & Testing: Build sophisticated, data-driven prototypes using tools like Figma, Framer, or code to rigorously validate complex workflows with users prior to production deployment.

• AI Tooling Integration & UX Advocacy: Research, propose, and implement AI-assisted design workflows, championing UX patterns that ensure AI features within the platform are transparent, actionable, and user-centric.

• Design System Development: Actively contribute to and advance Epsilon3's specialized design system, ensuring consistent and reliable application across operational dashboards, procedure management tools, and mobile platforms.

• Collaborative Leadership & Technical Feasibility: Partner closely with engineering teams to guarantee technical feasibility and engage in customer discovery sessions to translate raw requirements into elegant, user-friendly solutions.

• Data Visualization Design: Architect and refine data visualizations for real-time telemetry and operational data, ensuring information is easily digestible and actionable even under pressure.

📝 Enhancement Note: The responsibilities highlight a need for a designer who can operate strategically (service design, IA) and tactically (prototyping, handoff). The emphasis on "mission-critical," "real-time synchronization," and "high-stakes procedure management" points towards a role that requires a deep understanding of operational workflows and the impact of design on operational efficiency and reliability, aligning with principles often found in Sales Operations or Revenue Operations roles focused on process optimization and system effectiveness.

🎓 Skills & Qualifications

Education:

• Master's or Bachelor’s Degree in Human-Computer Interaction (HCI), Design, Computer Science, or a closely related technical field. Experience:

• A minimum of 6 years of progressive experience in Product Design, UI/UX Design, or Interaction Design.

• Preference for candidates with experience in complex enterprise SaaS, industrial software, or the aerospace industry. Required Skills:

• Expert Prototyping Skills: Demonstrated ability to transition from abstract service blueprints to high-fidelity, testable prototypes that accurately simulate real-world data and operational logic.

• Systems Thinking & Information Architecture: Proven deep experience in Information Architecture and a robust track record of simplifying high-density data and complex workflows for professional, technical users.

• Technical Literacy: Strong understanding of modern web technologies (e.g., React, Node.js) and the capacity to design solutions considering the constraints of real-time, high-security cloud and on-premise environments.

• Human-AI Interaction Design: Experience designing interfaces for AI/ML features, focusing on transparency, agency, and efficiency gains for users.

• Data Visualization Design: Proficiency in designing clear and effective data visualizations for complex datasets and real-time telemetry.

• Startup Environment Adaptability: Comfortable navigating ambiguity, managing multiple concurrent projects, and iterating rapidly within a Lean/Agile development framework.

• US Citizenship: Required for potential future security clearance requirements.

• Location: Must be located within the United States.

Preferred Skills:

• Experience with specific design tools such as Figma and Framer.

• Familiarity with user research methodologies and translating findings into design solutions.

• Contributions to or management of design systems.

• Understanding of operational workflows in high-stakes industries.

📝 Enhancement Note: The technical literacy requirement (React, Node.js) and the emphasis on enterprise SaaS, industrial software, and aerospace point towards a role that requires designers to be technically adept and understand system constraints, similar to how Sales Operations professionals need to understand CRM limitations and integration capabilities. The "Startup Mentality" is crucial for roles demanding adaptability and rapid iteration, common in fast-paced GTM environments.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• End-to-End Case Studies: Showcase a minimum of 2-3 detailed case studies demonstrating your ability to lead product design from initial research and discovery through to high-fidelity prototypes and successful implementation.

• Complex Workflow Design: Include examples that illustrate your process for mapping and simplifying complex, multi-user, or multi-environment workflows, highlighting how you addressed challenges like real-time data or high traceability requirements.

• Data Visualization Examples: Present specific instances where you designed effective data visualizations for complex datasets, telemetry, or operational dashboards, explaining the rationale behind your design choices and their impact.

• Human-AI Interaction Design: Feature projects that involved designing user interfaces for AI/ML-assisted features, detailing how you ensured transparency, user agency, and practical utility.

• Design System Contributions: If applicable, include examples of your contributions to or development of design systems, particularly those tailored for operational dashboards or specialized enterprise software.

Process Documentation:

• User Research & Discovery Documentation: Demonstrate your process for conducting user research, user interviews, and discovery calls, showing how you synthesized findings into actionable design requirements.

• Information Architecture & Service Blueprinting: Provide artifacts like sitemaps, user flow diagrams, and service blueprints that clearly articulate your approach to organizing complex information and system interactions.

• Prototyping & Iteration Process: Detail your prototyping methodology, including the tools used (Figma, Framer, code) and how you leveraged prototypes for user testing and iterative feedback loops.

• Developer Handoff & Collaboration: Illustrate your process for collaborating with engineering teams, including documentation, specifications, and communication strategies for seamless implementation.

📝 Enhancement Note: For operations roles, a portfolio is critical for demonstrating process optimization, system thinking, and quantifiable impact. This Senior Product Designer role's requirements, particularly around complex workflows, data visualization, and AI integration, align with the need for operations professionals to showcase their ability to design, implement, and improve systems. The emphasis on "research and feedback to service blueprints and into high-fidelity, testable prototypes" directly mirrors the process-oriented nature of operations work.

💵 Compensation & Benefits

Salary Range: $130,000 - $190,000 per year

Benefits:

• Comprehensive Health Insurance: Medical, dental, and vision coverage.

• Stock Options: Opportunity to own a part of Epsilon3's growth.

• 401(k) Plan: Retirement savings plan with potential company match.

• Generous Paid Time Off (PTO): Including vacation, sick leave, and holidays.

• Professional Development: Support for continued learning, conferences, and skill enhancement relevant to product design and aerospace technology.

• Lunch Stipend/Catered Meals: Provided during on-site workdays to enhance the employee experience.

• Relocation Assistance: Available for candidates relocating to the Los Angeles area.

Working Hours:

• Standard full-time position, typically 40 hours per week.

• While the role is on-site, Epsilon3 values work-life balance and encourages efficient work practices. Flexibility may be offered based on team needs and project demands, but core collaboration hours are expected.

📝 Enhancement Note: The salary range provided is specific to the US market for a Senior Product Designer role in a tech company, especially one in a high-cost area like Los Angeles. This range is competitive for experienced professionals in demanding technical fields. Benefits are standard for competitive tech companies, with stock options being a key indicator of a growth-stage startup. The mention of "lunch stipend/catered meals" and "relocation assistance" are common perks for on-site roles in tech hubs.

🎯 Team & Company Context

🏢 Company Culture

Industry: Aerospace Technology / SaaS

Company Size: Small to Medium (approx. 50-100 employees based on recent funding and growth trajectory).

Founded: 2021

Team Structure:

• Engineering-Led: Founded by engineers from SpaceX, Google, and NASA, the company culture is deeply rooted in engineering rigor, technical problem-solving, and a mission-driven approach.

• Cross-Functional Collaboration: Expect close collaboration between product design, engineering, product management, and customer success teams to ensure product development is aligned with user needs and technical feasibility.

• Lean & Agile Environment: The company operates with a startup mentality, emphasizing rapid iteration, continuous feedback, and adaptability. This structure allows for quick decision-making and direct impact.

• Specialized Domains: The operations team likely consists of specialists focused on specific areas like flight software, mission planning, data analysis, and customer support, all integrated through the Epsilon3 platform.

Methodology:

• Data-Driven Product Development: Decisions are informed by user research, customer feedback, operational data, and performance metrics.

• Iterative Design & Development: Employing Lean and Agile principles to continuously refine products based on real-world usage and evolving customer needs.

• Focus on Reliability & Security: Given the mission-critical nature of aerospace operations, there's an inherent emphasis on robust design, security best practices, and thorough testing.

Company Website: https://epsilon3.io/

📝 Enhancement Note: Epsilon3's background in aerospace and its SaaS model suggest a culture that values technical excellence, precision, and a deep understanding of complex operational environments. This is akin to how GTM operations roles prioritize efficiency, data integrity, and strategic alignment within a business context. The "engineering-led" nature implies a practical, problem-solving focus.

📈 Career & Growth Analysis

Operations Career Level: This role represents a senior individual contributor position within the product design function, aligning with a senior or lead designer role. It offers significant autonomy and influence over product direction.

Reporting Structure: The Senior Product Designer will likely report to the Head of Product, VP of Product, or a Design Lead, depending on the specific organizational structure. They will work closely with Product Managers and Engineering Leads.

Operations Impact: The product designed by this role directly impacts the operational efficiency, mission success, and reliability of spacecraft and advanced hardware systems. This translates to significant business impact for Epsilon3's clients and, by extension, Epsilon3's market position and revenue growth. The ability to design for complex workflows and AI integration is key to unlocking new levels of operational performance.

Growth Opportunities:

• Leadership in Design: Potential to grow into a Design Lead or Head of Design role as the company scales.

• Specialization: Deepen expertise in critical areas like Human-AI Interaction, complex data visualization, or aerospace systems design, becoming a subject matter expert.

• Product Strategy Influence: Contribute significantly to product strategy and roadmap planning based on design insights and user needs.

• Mentorship: Opportunity to mentor junior designers as the team expands.

• Cross-Functional Moves: Potential to move into Product Management or even specialized roles within GTM operations if a strong understanding of business processes and user workflows is developed.

📝 Enhancement Note: For operations professionals, understanding growth trajectories and impact is crucial. This role offers deep technical and strategic growth within design, with potential overlaps into product strategy and even operational process improvement if the candidate leverages their understanding of user workflows and system efficiency. The "Operations Impact" section is particularly relevant, mirroring how operations roles are evaluated on their contribution to business efficiency and revenue.

🌐 Work Environment

Office Type: Modern office space designed for collaboration and focused work, typical of a growing tech startup.

Office Location(s): Los Angeles, California. The specific location will likely be in a tech-centric area conducive to attracting talent.

Workspace Context:

• Collaborative Hub: The office is designed to foster collaboration, with open spaces, meeting rooms, and dedicated areas for team brainstorming and cross-functional discussions.

• Technology-Rich Environment: Access to high-performance workstations, necessary software licenses (Figma, etc.), and reliable internet connectivity to support complex design and development tasks.

• Direct Interaction: Opportunities for regular, in-person interaction with engineering, product management, and potentially key customers, facilitating rapid feedback loops and shared understanding.

Work Schedule:

• The role is on-site in Los Angeles, requiring presence in the office during core business hours. This facilitates direct collaboration and team cohesion.

• While a structured schedule is expected, Epsilon3 likely offers some flexibility around specific working hours, provided project milestones and team collaboration needs are met.

📝 Enhancement Note: The on-site requirement for this role emphasizes the value Epsilon3 places on in-person collaboration, which is also a significant factor in effective operations teams. Understanding the workspace context helps candidates gauge the environment for teamwork and access to resources, similar to how operations professionals assess the tools and support available within their work setting.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A brief call with a recruiter or hiring manager to assess basic qualifications, experience, and cultural fit.

• Portfolio Review & Design Challenge: Presentation of your portfolio, focusing on relevant case studies. This may be followed by a design challenge, either take-home or live, to assess your problem-solving approach and design skills.

• Technical Interviews: Discussions with engineering and product leads to evaluate technical literacy, understanding of system constraints, and ability to collaborate effectively.

• Team Interviews: Meetings with potential peers and cross-functional collaborators to assess teamwork, communication style, and alignment with company culture.

• Final Interview: A discussion with senior leadership (e.g., Head of Product, CTO, CEO) to align on vision, strategic thinking, and senior-level leadership potential.

Portfolio Review Tips:

• Prioritize Relevant Case Studies: Select 2-3 projects that best showcase your experience in complex enterprise SaaS, data visualization, AI interaction, or aerospace/industrial design. Highlight your role and impact clearly.

• Demonstrate Process, Not Just Polish: Walk through your design process, including user research, ideation, problem-solving, and iteration. Explain why you made certain decisions.

• Quantify Impact: Where possible, include metrics or outcomes that demonstrate the success of your designs (e.g., improved user efficiency, reduced error rates, increased adoption).

• Showcase Technical Awareness: If you've designed for technical constraints or integrated with complex systems, highlight this. Mention your understanding of technologies like React or Node.js if relevant to your projects.

• Prepare for Questions on AI & Data: Be ready to discuss your approach to designing for AI/ML features and complex data visualization challenges.

Challenge Preparation:

• Understand the Domain: Research Epsilon3's mission, products, and the aerospace/SaaS industry. Consider the unique challenges of designing for mission-critical operations.

• Focus on Problem-Solving: For any design challenge, focus on clearly defining the problem, exploring multiple solutions, and justifying your chosen approach.

• Think About Constraints: Consider technical feasibility, real-time data, security, and user stress levels when proposing solutions.

• Communicate Your Thought Process: Clearly articulate your thinking, assumptions, and trade-offs, especially if working on a live challenge.

📝 Enhancement Note: The interview and portfolio review process for a senior design role in a specialized tech field like this requires candidates to demonstrate not just design skills but also strategic thinking, technical understanding, and domain-specific knowledge. This is analogous to how operations candidates must showcase their ability to optimize processes, manage systems, and drive business outcomes, often through case studies and process documentation.

🛠 Tools & Technology Stack

Primary Design Tools:

• Figma: Expected to be the primary tool for UI/UX design, prototyping, and collaboration. Proficiency in its advanced features, including component libraries and auto-layout, is likely expected.

• Framer: Mentioned as a possibility for advanced, data-driven, or coded prototypes, suggesting a need for designers comfortable with more interactive or code-based prototyping methods.

• Adobe Creative Suite (Photoshop, Illustrator): May be used for asset creation or specific visual design tasks, though Figma is likely dominant for UI.

Prototyping & Interaction:

• Prototyping Tools (Figma, Framer): Essential for creating high-fidelity, testable prototypes that simulate complex workflows and data interactions.

• Potential for Code-Based Prototyping: Given the mention of "using code" for prototypes, familiarity with basic HTML, CSS, and JavaScript, or even React, could be advantageous for creating highly realistic simulations.

Collaboration & Project Management:

• Jira/Confluence: Commonly used in Agile environments for tracking tasks, user stories, and project documentation.

• Slack/Microsoft Teams: For day-to-day communication and team collaboration.

Development Technologies (for context and collaboration):

• React: Strong understanding of React is beneficial for designing within its ecosystem and ensuring technical feasibility.

• Node.js: Understanding the backend context can aid in designing data-driven features.

Data & Analytics (Indirect relevance):

• While not direct design tools, understanding how data is collected, visualized, and used in operational dashboards is crucial. Familiarity with data visualization principles is key.

📝 Enhancement Note: Highlighting specific tools like Figma and Framer, along with an understanding of development technologies like React, is critical. For operations professionals, understanding the technology stack of their target roles (e.g., CRM, automation platforms, BI tools) is equally important for assessing their technical fit and the potential for system integration and optimization.

👥 Team Culture & Values

Operations Values (Applied to Design):

• Mission-Driven Excellence: A commitment to delivering high-quality, reliable designs that directly support critical operations and contribute to mission success.

• Technical Rigor & Precision: An emphasis on accuracy, detail, and a deep understanding of technical constraints in all design work.

• User-Centricity within Complexity: A dedication to deeply understanding the needs of professional users operating in high-stakes environments, translating those needs into intuitive and effective interfaces.

• Collaboration & Transparency: Open communication, shared ownership, and a willingness to work closely with engineering, product, and customers to achieve common goals.

• Adaptability & Iteration: Embracing a startup mindset, being comfortable with ambiguity, and continuously learning and iterating based on feedback and new information.

Collaboration Style:

• Partnership with Engineering: Design and Engineering work hand-in-hand, with designers actively involved in understanding technical limitations and contributing to feasible solutions.

• Cross-Functional Alignment: Design is integrated early and often with Product Management to ensure alignment on strategy, user needs, and business objectives.

• **Customer-Focused Feedback Loops