Staff Software Engineer (Attack & User Emulation Team)

Benefits

Additional Information

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. 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. Our governing philosophy of being Human Centered is deeply embedded within our 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. That belief shows up in action: 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? We are a team of innovators, protectors, and problem-solvers. We believe diversity of thought and experience fuels better solutions, and we're committed to building teams that reflect the communities we serve. Whether you're remote or office-based, you'll collaborate with talented colleagues across departments and time zones, united by the mission to create a safer digital world. We invite you to apply today! We are looking for: A Staff Software Engineer for our Attack and User Emulation (AUE) Team to provide expertise in microservices, event-driven messaging systems, Spring Boot, and containerization. In this role, you will drive delivery of various containerized microservices that provide the core activity emulation services of our cyber ranges. These services allow our users to simulate real-life cyber attacks and user personas to add high fidelity realism to our products. You'll be responsible for setting technical direction across the team, guiding engineering practices, system architecture, and cultivating a culture of continuous improvement. Your mentorship will be key in helping senior and mid-level team members grow, while you contribute directly to code, design, and architecture. You will be expected to operate with a high degree of autonomy, define solutions to ambiguous problems, and influence technical decisions beyond your immediate team. What will you be doing as our Staff Software Engineer on the AUE team: Design, develop, and maintain the core services for offensive cybersecurity and user emulation in our range simulation environment, focusing on scalability, performance, and fault tolerance. Own and drive end-to-end technical projects, from requirements gathering and architecture design to deployment. This includes defining scope, identifying risks, and aligning stakeholders across teams, while setting clear goals and priorities. Mentor and support engineers on the team; promote a collaborative culture and guide the team in coding best practices, testing, and architectural design. Actively develop the technical skills of senior engineers and help raise the overall engineering bar on the team. Define and evangelize technical architecture, system design, and best practices through documentation, design reviews, and team forums to ensure knowledge sharing and alignment. Collaborate with Product Managers and UX Designers to create user-centered solutions that are technically robust and aligned across all departmental priorities and the needs of the business. Proactively surface technical tradeoffs and their business implications to non-technical stakeholders. Take ownership of cross-team outcomes by ensuring the AUE team's technical decisions, interfaces, and delivery commitments reflect the needs of the broader organization,not just internal team goals. Measure success by the value delivered to the full product and its users, not just what your team ships. Partner with other engineering teams as both a consumer and provider of APIs and services, treating those teams as customers with real needs, SLAs, and feedback loops. Advocate for the end-to-end product experience rather than optimizing for your team's contribution in isolation. Build and maintain strong working relationships with partner engineering teams, proactively communicating changes, soliciting feedback on interfaces and contracts, and ensuring the AUE team is a reliable, high-trust dependency for the