Systems

Get the Architecture Right First

A clear system architecture prevents expensive redesigns later. Our systems engineers work with end users and clearly defined product features to understand requirements, evaluate technical options, and define an architecture that balances performance, cost, risk, and manufacturability. We know which decisions matter early and which ones can wait, and we document everything so your team stays aligned as the project evolves.

Requirements

Most clients arrive with a product concept and business goals, but not necessarily a complete technical specification. We work with you to document use cases, identify who will use the product, and define what features it needs to provide. Our templates and checklists guide this process, ensuring we capture requirements at a level that supports efficient development without unnecessary overhead.

Use case development

We document how end users will interact with the product, what tasks they’ll accomplish, and what environmental conditions the product must handle. This process often reveals requirements that weren’t initially obvious.

Requirements documentation

We document functional requirements, performance specifications, environmental conditions, regulatory constraints, and any other criteria needed for success. Requirements are tracked in a system that supports change control and traceability through testing.

Requirements analysis

We evaluate requirements for conflicts, technical feasibility, and completeness. Thorough analysis by the whole team early in the project avoids surprises during development. We continuously refine the requirements throughout the project.

System Architecture

Based on requirements and product concept information, we research and propose architecture options for electrical, mechanical, and firmware design. In most cases, there are multiple valid approaches that differ in performance, project risk, development cost, component cost, or manufacturing complexity. We provide enough information for you to select the best option for your needs.

Architecture evaluation

We develop block diagrams, component selections, interface definitions, and estimates of power consumption, cost, and schedule. For complex products, we may create simulations or rapid prototypes to validate key assumptions.

Trade-off analysis

When there are competing constraints—such as battery life versus processing performance, or size versus cost—we document the trade-offs clearly so decisions are made with full understanding of implications.

Interface definition

We define interfaces between subsystems, including electrical signals, communication protocols, mechanical connections, and software APIs. Clear interface definitions allow parallel development across disciplines.

Requirements Management

Requirements change during development. Prototype evaluations reveal new considerations, business priorities shift, and technical challenges require alternative approaches. We use change management tools to track requirements through these iterations, maintaining a common understanding across the project team.

Change control

Proposed changes are documented, evaluated for impact on cost and schedule, and reviewed by the project team before implementation. This prevents scope creep while allowing necessary flexibility.

Traceability

Each requirement is linked to design decisions, test cases, and verification results. This traceability is essential for regulatory submissions and for ensuring nothing falls through the cracks during development.

Living documentation

Requirements documents are updated as the project progresses, creating an accurate record of what was actually built rather than just what was initially envisioned.

Why Systems Engineering Matters

Systems engineering provides a view of the whole product. It’s where you think through decisions, evaluate alternatives, and document the rationale so everyone understands why particular approaches were chosen. The difference between a project that stays on schedule and one that requires multiple redesigns is upfront systems engineering work.

The value of systems engineering shows up in fewer design changes, clearer communication between disciplines, and products that meet requirements the first time.

Why Choose Indesign?

When you partner with Indesign, you experience a collaborative process from the start. Our team of engineers works together under one roof, bringing a depth of knowledge that ensures your project is handled efficiently and expertly. As an employee-owned company, 80% of our clients return to us with new projects.

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