Senior Tools Development Engineer, Astera Labs
COSMOS Platform Software
$165-210k
Purpose-built connectivity solutions
Be an early applicant
Purpose-built connectivity solutions
501-1000 employees
Be an early applicant
$165-210k
501-1000 employees
Company mission
To be a trusted partner for distributing data in intelligent systems.
Role
Who you are
- Bachelor's or Master's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related technical field
- 5+ years of professional software development experience
- Strong programming experience in several of the following:
- C#
- C
- C++
- Python
- Experience developing modern object-oriented software applications
- Strong debugging and problem-solving skills
- Excellent written and verbal communication skills
- Ability to thrive in a fast-paced, collaborative engineering environment
Desirable
- Experience developing desktop applications using technologies such as:
- Avalonia
- WPF
- MAUI
- WinUI
- Qt
- Experience building software tools, SDKs, utilities, or developer productivity applications
- Experience designing automation frameworks and test infrastructure
- Familiarity with Git, CI/CD workflows, and modern software engineering practices
- Experience working with Windows and Linux environments
- Familiarity with AI-assisted software development tools such as GitHub Copilot, ChatGPT, Cursor, Claude Code, or similar productivity tools
- Experience communicating with hardware devices over PCIe, Ethernet, USB, I²C, SPI, or similar interfaces
- Experience with lab equipment such as oscilloscopes, protocol analyzers, or traffic generators
- Familiarity with server architecture, storage systems, networking equipment, or AI infrastructure
- Exposure to firmware, embedded software, device drivers, or silicon validation
- Knowledge of PCIe®, CXL®, Ethernet, or other high-speed interconnect technologies
What the job involves
- We are looking for a Senior Tools Development Engineer to help shape the future of COSMOS, Astera Labs' unified platform software
- In this role, you'll build the tools that customers and engineers rely on every day to configure, monitor, debug, and validate Astera Labs products
- You'll work at the intersection of software, hardware, and systems engineering—creating intuitive applications, command-line utilities, automation frameworks, and infrastructure that improve developer productivity and customer success
- If you enjoy building high-quality software, solving complex engineering problems, and developing tools that bridge applications, systems, and silicon, we'd love to hear from you
- COSMOS, Astera Labs' unified platform software
- You'll work at the intersection of software, hardware, and systems engineering—creating intuitive applications, automation frameworks, and infrastructure that improve developer productivity and customer success
- If you enjoy building high-quality software, solving complex engineering problems, and working across multiple programming languages and technologies, we'd love to talk to you
- Design, develop, and maintain COSMOS Explorer (GUI) and COSMOS CLI, the primary software interfaces for configuring, monitoring, and debugging Astera Labs products
- Develop desktop applications, command-line utilities, and automation tools using C#, C, C++, and Python
- Build software that communicates directly with Astera Labs silicon to enable telemetry, diagnostics, validation, and product configuration
- Design reusable frameworks and utilities that improve engineering productivity and simplify product bring-up and debug
- Create automated testing and validation tools that improve software quality, reduce manual effort, and accelerate product releases
- Leverage modern AI-assisted development tools to improve developer productivity, automate repetitive tasks, and accelerate test creation where appropriate
- Debug complex software and system-level issues spanning applications, firmware, drivers, and hardware platforms
- Write clean, maintainable, and well-documented code while participating in peer code reviews
- Collaborate closely with firmware, hardware, validation, and product engineering teams to define new platform capabilities
- Help shape the evolution of the COSMOS software platform through technical leadership and continuous improvement
Our take
Astera Labs was founded in 2017 to help companies ease bottlenecks in computing-intensive tasks. This is a problem that has become increasingly urgent with the rapid development of AI technology, and constitutes what Astera Labs has described as an addressable market that reached $8 billion in 2025.
Astera Labs has had a particularly quick start as the pace of digital transformation has continued to accelerate amongst companies, enabling it to grow despite an economic slowdown. On top of this, its fabless approach facilitates faster scaling, helping to position the company as a market-leading connectivity provider.
With this remarkable growth and significant funding at its back, the company has cultivated a strong reputation and a range of products that tightly address pressing market issues. Lately, it has focused on growing its products and operations, particularly in North America and Asia, as well as expanding into Canada and achieving an IPO in 2024.
Freddie
Company Specialist at Welcome to the Jungle
Insights
46% employee growth in 12 months
Company
Funding (last 2 of 3 rounds)
Nov 2022
$150m
SERIES D
Sep 2021
$50m
SERIES C
Total funding: $206.4m
Company benefits
- Flexible time off in the US
- Parental leave
- Competitive medical, dental and vision plans
- 401K
- Retirement and pension plans
Company HQ
Santa Clara, CA
Leadership
Jitendra Mohan
(CEO)After graduating with a Master's in Electrical Engineering from Stanford, they were Design Director at the National Semiconductor Corporation.
Casey Morrison
(Co-Founder & CPO)Previously Systems Engineering Manager, Member of Group Technical Staff at Texas Instruments.
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