SimSpace

Staff Software Engineer (Attack & User Emulation Team)

Remote - U.S · Staff+

Sponsorship not specified$185k-$260kDetected 61 days ago

JavaKotlinSpringObject-Oriented ProgrammingCode ReviewKubernetesAPI DevelopmentRESTKafkaRabbitMQTCP/IPDNSResearchCommunicationMentoring

About the role

SimSpace serves as an AI Proving Ground where organizations can confidently train, test, and outmaneuver adversaries in any environment.
Trusted by allied governments, militaries, enterprises, and research institutions worldwide, SimSpace enables adaptive, AI-ready defenses that stay ahead of evolving threats.
Our governing philosophy of being Human Centered is deeply embedded within our value system.

You are always open for feedback, and are willing to give feedback to your colleagues.
You are comfortable with ambiguity, fast-paced delivery, and pivoting when priorities change.
You are driven off of goals and team outcomes.
You are focused on the iterative delivery of high-quality well tested code.
You are conscious of scalability, re-usability, but also realistic when it comes to trade-offs.
In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.

Kotlin, Java, Springboot, Kubernetes
Compensation.
in-house training, internal and external learning platforms, cyber conferences, industry events, and dedicated time for skill development.
Our people are empowered to shape their careers - and it shows.
Year over year, SimSpace consistently outperforms industry benchmarks in internal mobility, promotions, and total rewards growth.
Who Thrives Here?
Conduct code reviews and provide constructive feedback to ensure code quality, performance, and adherence to company standards.
Ensure services meet security and compliance standards by integrating appropriate controls into the development lifecycle.

$185,000 - $260,000, reflecting our confidence in your expertise and impact, with the opportunity for annual bonuses tied to company performance and individual contributions.
Ownership Opportunities: Equity stock options at hire, with annual performance-based grants-become an invested stakeholder in our shared success.

Semi-flexible hours, with the expectation that you overlap the main part of the day to meet deadlines, collaborate with colleagues and attend key meetings.
Legal plan coverage, pet insurance, wellness reimbursements, and more to simplify life's details.

Founded in 2015 by experts from U.S. Cyber Command and MIT Lincoln Laboratory, the platform unifies training, testing, and validation in a realistic, live-fire simulation-helping teams evaluate security investments, optimize performance, and compress cyber readiness cycles from months to days.
Why join SimSpace?
We are an organization that is focused on building our culture and mindfully enhancing our atmosphere every day which is why we have collaborated on an integral value system.
We apply this philosophy to every one of our internal team members, external clients, and their customers.
How Do We Work?
We believe that people are at the center of everything we do.
SimSpace fosters a culture of continuous learning, curiosity, and professional growth.
We are committed to providing an inclusive and welcoming environment for all members of our staff, clients, volunteers, subcontractors, vendors, and clients.

SimSpace is an Equal Opportunity Employer.
Research shows that women and people from underrepresented groups only apply to jobs if they meet all of the qualifications.
However, no one ever meets 100% of the qualifications.
SimSpace encourages you to break that statistic and to apply.

This listing is sourced directly from SimSpace's careers page and normalized into a canonical job model.