Full-Time

Senior Interaction Designer

Multiple Teams

Posted on 9/2/2025

SEP

SEP

201-500 employees

Tailored software, AI, and cloud solutions

No salary listed

No H1B Sponsorship

Carmel, IN, USA

In Person

Occasionally travel within Indiana or nearby states for in-person client work.

Category
UI/UX & Design (1)
Required Skills
Interaction Design
Agile
UI/UX Design
Figma
Information Architecture
Requirements
  • 8+ years of professional experience in product or interaction design, with a track record of leading complex, cross-system projects and guiding teams through ambiguity
  • Consultancy or agency experience
  • Degree in UX, Visual Communication Design, or related field; HCI coursework or certification preferred (Master’s degree in HCI or related discipline strongly preferred)
  • A strong portfolio demonstrating a variety of problem types and platforms
  • Clear articulation of your role and contributions within project teams
  • Strong communication, framing, and consulting skills
  • Experience collaborating with engineers and PMs in Agile or Lean environments
  • Effective visual design and interface work using Figma
  • Experience breaking down large problems into incremental, testable design work
  • Experience coaching designers and influencing team decision-making
  • Must be legally authorized to work in the U.S.
  • Must not require visa sponsorship or OPT/CPT authorization
  • Must be able to work full-time, in-person, at SEP headquarters in Carmel, IN
Responsibilities
  • Define how products behave through flows, rules, logic, and interaction patterns
  • Translate ambiguity into viable product direction using design research and framing
  • Shape design flow: structure artifacts, decisions, and sequencing to guide teams through discovery and delivery
  • Shape alignment flow: build visual models and shared understanding across stakeholders
  • Work end-to-end across the product lifecycle—from discovery through delivery
  • Plan and synthesize generative and evaluative research to validate behavioral assumptions early
  • Create maps, flows, IA, rules charts, and prototypes that guide confident implementation
  • Collaborate with developers to ensure designs are feasible, testable, and coherent
  • Reduce rework and misalignment by designing early clarity into every step
  • Help SEP, clients, and teammates improve through shared learning and continuous feedback
  • Contribute to our design practice through writing, facilitation, and mentoring
  • Occasionally travel within Indiana or nearby states for in-person client work
Desired Qualifications
  • Experience designing for AI systems, automation, or complex logic
  • Experience using AI in your own design workflow
  • Comfort assessing client design maturity and coaching teams toward growth

SEP provides custom software development for a range of industries (healthcare, aerospace, finance) and works with both startups and large enterprises. The company handles the full lifecycle of software projects—from planning and design to development, testing, and deployment—delivering scalable, user-friendly web, mobile, and desktop applications. SEP differentiates itself through its end-to-end, client-tailored approach that tackles complex technical challenges and leverages AI and cloud computing to create data-driven solutions. Its goal is to help clients improve operations and outcomes with reliable, scalable software, while also offering ongoing maintenance for recurring revenue. Beyond business, SEP emphasizes corporate culture and community service through The SEP Foundation.

Company Size

201-500

Company Stage

N/A

Total Funding

N/A

Headquarters

Carmel, Indiana

Founded

1988

Simplify Jobs

Simplify's Take

What believers are saying

  • Data strategy expansion builds scalable pipelines for complex client environments.[5]
  • Global agile footprint accesses top talent beyond Indiana for multi-region projects.[1]
  • Fortune 100 partnerships in safety-critical medical devices and aerospace grow revenue.[4]

What critics are saying

  • Accenture undercuts pricing on multi-year contracts in aerospace and pharma.[negative]
  • AWS CodeWhisperer commoditizes AI development in 6-18 months.[negative]
  • Boeing consolidation loses 8-15% revenue on single contract renewal.[negative]

What makes SEP unique

  • Employee-owned structure since 1988 fosters 180-person team's long-term client focus.[2][5]
  • ISO 9001 certification since 2003 ensures quality in regulated aerospace and medical domains.[5]
  • AI tools across software delivery automate analysis, cutting months to hours.[4]

Help us improve and share your feedback! Did you find this helpful?

Benefits

Flexible Work Hours

Unlimited Paid Time Off

Paid Parental Leave

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Retirement Plan

401(k) Company Match

Professional Development Budget

Gym Membership

Company News

Inside INdiana Business
Feb 28th, 2025
Republic Airways, Accutech Systems among 2025 Mira Award winners

South Bend-based rScan was named Startup of the Year.

SEP
May 18th, 2023
SEP Ranks #1 for Top Workplaces in Central Indiana

Software Engineering Professionals, Inc. has been awarded first place in the Midsize Companies category, showcasing its commitment to creating an exceptional work environment for its employees in Westfield, Indiana.

SEP
May 10th, 2023
SEP Named a Best Places to Work Company for 13th Consecutive Year

SEP has once again been recognized as one of Indiana’s Best Places to Work for the 13th year consecutive year.

INACTIVE