# Senior Staff Software Engineer

> Stellar Cyber · United States (Remote) · Full-time · Posted 2026-06-04

**Salary:** USD 150,000–200,000

**Workplace:** remote

**Department:** 050000 Engineering

## Description

Join a fast-growing global leader in cybersecurity, trusted by some of the biggest names in the industry. In addition to some of the world’s largest enterprises and government agencies, more than 30% of the world’s top MSSPs rely on our platform. We’re at the forefront of protecting organizations against sophisticated cyber threats using cutting-edge AI and automation technologies. Our culture is built on diversity, openness, and collaboration, fostering creativity and innovation that drives real impact in the market.

**Position Overview**

We are looking for a highly skilled Senior Machine Learning Software Engineer with a passion for building robust and scalable systems to power Stellar Cyber’s Open XDR platform. In this role, you will be at the forefront of data-intensive cybersecurity and machine learning software architecture innovation, responsible for developing the foundational components that enable effective and efficient cybersecurity operations for our customers.  
**  
Key Responsibilities**

-   Design and implement scalable data processing components and supporting features for Stellar Cyber’s cybersecurity applications, including but not limited to, threat detections, incident correlation, threat intelligence, and asset management.
-   Candidates who successfully pass all the interviews will be assigned to a project area in need.
-   Monitor and resolve production stability issues related to the aforementioned components and features.
-   Collaborate closely with machine learning / security researchers, UI / UX, and product management to ensure the design and implementation align with evolving product needs and business goals.

## Requirements

**Minimum Qualifications**

-   Bachelor’s or Master’s degree in Computer Science or a related field, or equivalent practical experience.
-   3 years of experience with software development or 2 years of experience with an advanced degree in an industry setting.
-   3 years of experience with data structures and algorithms in either an academic or industry setting.
-   2 years of experience with developing backend functionalities, distributed systems, APIs (REST / gRPC), and microservices for machine learning or other data intensive projects.
-   Experience with cloud computing technologies, including containerization, orchestration, and deployment (Docker, Kubernetes, etc).
-   Experience in one or more of the following programming languages: Python, Java, Go.
-   Proficiency in communicating over a text-based medium (e.g., Slack) and can succinctly describe, discuss, and document technical details.

**  
Preferred Qualifications**

-   PhD in Computer Science with a research focus on software systems.
-   Experience with developing backend components, such as threat detection engines, in a cybersecurity product.
-   Experience working on machine learning platform teams and/or building tools and frameworks for researchers.
-   Experience with observability frameworks and practices in machine learning systems.
-   Knowledge of machine learning and/or SecOps concepts is a plus.

## Benefits

-   Pre-IPO Stock Options (equity opportunity)
-   Medical, Dental & Vision care
-   Life Insurance
-   401(k)
-   Employee Assistance Program
-   Paid time off
-   Referral Program
-   Rewards and Recognition Program

Why join us?

-   Work at the forefront of cybersecurity innovation within a dynamic, fast-growing team.
-   Opportunity to significantly influence and shape the integration architecture of a next-generation SecOps platform powered by AI and automation.
-   Competitive salary, comprehensive benefits, and ample career growth opportunities.

_The base compensation range for this role is USD 150,000-200,000 per year. Total compensation includes bonus opportunity and equity, and will vary based on candidate location._

## Apply

[Apply at Stellar Cyber](https://apply.workable.com/stellar-cyber/j/3A116DA947/apply)

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