How long does the Open Cosmos interview process take?

Most candidates spend between 4 and 8 weeks from recruiter screen to offer. The onsite loop itself runs in a single day or is split across two half-days, with debrief and offer typically within 5 business days after.

How should I prepare specifically for Open Cosmos?

Focus on three things: (1) the company DNA shown above — what they actually grade for, (2) the rounds in your loop, especially the round most candidates underestimate, and (3) drilling on the question types in this guide using a structured framework like CIRCLES or STAR.

Does this apply to engineering or design roles at Open Cosmos?

The DNA stays the same — what changes is the round mix. SWE candidates face coding screens instead of Product Sense; designers face portfolio reviews and design exercises. The "what they value" and behavioral signals carry across all functions.

Other roles at Open Cosmos:Software Engineer Product Manager Supply Chain

Growth · Supply Chain Interview Guide

Applies via Teamtailor

How to Pass the Open Cosmos Supply Chain Interview in 2026

The Open Cosmos DNA (TL;DR)

Open Cosmos values candidates who demonstrate strong technical aptitude in aerospace engineering or software development, problem-solving skills for novel space challenges, and a collaborative mindset essential for their small satellite missions and data services. They look for practical experience and a passion for space.

The Open Cosmos Interview Loop

Your onsite loop will typically consist of 5 rounds.

1
Round 1
Recruiter Screen
Motivation, operations background, supply chain interest.
2
Round 2
Operations Case
End-to-end supply chain optimization, bottleneck diagnosis, network design.
3
Round 3
Forecasting & Planning
Demand planning, S&OP, inventory optimization, working with statistical and ML forecasts.
4
Round 4
Optimization
Linear programming intuition, route optimization, facility location, trade-offs between cost/service/CO2.
5
Round 5
Behavioral / Leadership
Past evidence of ownership, influence, resolving conflict.

The Danger Zone: Top Reasons Candidates Fail

Based on our database of Open Cosmos interview outcomes, avoid these common traps:

Not acknowledging the dynamic nature of global logistics and potential disruptions.
Describing a situation where they simply told people what to do, rather than persuading them.
Not differentiating inventory strategies based on component criticality, cost, and lead time.
Describing a generic S&OP process without considering the unique business model of Open Cosmos.

Test Yourself: Real Open Cosmos Questions

Three real prompts pulled from our database.

Type · Motivation

What specifically about Open Cosmos's mission in aerospace and our approach to satellite constellation deployment excites you from a supply chain perspective?

Type · Background

Describe your experience managing the end-to-end supply chain for complex, hardware-intensive products, particularly those with long lead times and high unit costs.

Type · Demand Planning

How would you approach forecasting demand for satellite components and services, considering the long sales cycles, project-specific requirements, and the nascent nature of some markets?

+ many more questions, signals, and worked examples

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Open Cosmos Interview Question Bank

A sample from our database, grouped by round. Sign up to see the full set.

10 of 18 questions shown

Recruiter Screen

1
Type · Motivation
What specifically about Open Cosmos's mission in aerospace and our approach to satellite constellation deployment excites you from a supply chain perspective?
2
Type · Background
Describe your experience managing the end-to-end supply chain for complex, hardware-intensive products, particularly those with long lead times and high unit costs.
+ 1 more questions in this round (sign up to unlock)

Operations Case

3
Type · Optimization
Imagine we are experiencing significant delays in receiving critical satellite components from our primary overseas supplier due to geopolitical instability. How would you diagnose the root cause of this disruption and what immediate and long-term actions would you propose to mitigate the risk and ensure mission continuity?
4
Type · Network Design
Open Cosmos is expanding its constellation size and global reach. How would you approach designing or optimizing our satellite manufacturing and launch logistics network to balance cost, lead time, and reliability across different geographic regions?
+ 1 more questions in this round (sign up to unlock)

Forecasting & Planning

5
Type · Demand Planning
How would you approach forecasting demand for satellite components and services, considering the long sales cycles, project-specific requirements, and the nascent nature of some markets?
6
Type · S&OP
Describe your experience implementing or improving Sales and Operations Planning (S&OP) processes. How would you tailor S&OP for a company like Open Cosmos, which balances recurring service revenue with bespoke satellite manufacturing projects?
+ 2 more questions in this round (sign up to unlock)

Optimization

7
Type · LP Intuition
Explain the core concepts behind linear programming and how you might intuitively apply it to optimize satellite component sourcing across multiple suppliers with varying costs, capacities, and quality ratings.
8
Type · Route Optimization
Consider the logistics of transporting sensitive satellite components from manufacturing facilities to launch sites globally. How would you approach optimizing these routes to minimize transit time and cost, while also considering factors like security and environmental impact?
+ 1 more questions in this round (sign up to unlock)

Behavioral / Leadership

9
Type · Past Experience
Tell me about a time you had to influence a team or stakeholder who was resistant to your idea or proposal. What was the situation, what did you do, and what was the outcome?
10
Type · Collaboration
Tell me about a time you had to collaborate closely with a non-technical stakeholder (e.g., product manager, sales, customer support) to deliver a software feature. What were the challenges, and how did you ensure alignment?
+ 3 more questions in this round (sign up to unlock)