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Who is SimSpace:
SimSpace launched in 2015 with a singular purpose – addressing the most urgent and sophisticated cybersecurity challenges to reduce risk for our most vulnerable and valuable infrastructure. The organizations around the world that we depend on every day to keep our loved ones safe and secure. Our healthcare facilities, schools, financial institutions, transit centers, grocery stores, and workplaces just to name a few. To deliver global resiliency, we provide an elite cyber range platform to curate unassailable cyber defenses, data driven decisions, cutting edge training labs, live attack scenarios, and extensive individual and dynamic team readiness training.
SimSpace works as OneTeam to elevate humanity around the world. We are committed to continuously improving and delivering a cultivated member experience whether that is accomplished through focusing on supporting our client’s teams or our own mission driven SimSpacers.
We are an international company headquartered in Boston's Fort Point in the U.S. If you are interested in elevating the technology and creative solutions necessary to secure and safeguard our future while working alongside others who share your passion for purpose and development, we want to meet you!
Why should you choose a career at SimSpace?
We are an organization that is focused on building our culture and mindfully enhancing our atmosphere everyday 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.
Our core values:
- Serve to Protect – We provide safe space, deliver on the mission, and elevate humanity
- Acquire Understanding – We seek and provide clarity 10x, cultivate comprehension, and believe information goes both all ways
- Operate as Innovators – We stay curious, practice consistency over intensity, and continue to be the change we need in the world
- Teamwork Without Borders – We are never alone, we solve for all, and keep people at the heart of everything we do
We are looking for:
As a Senior Software Engineer (Backend, Tool Integration) 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 extract security tool data from a simulated cybersecurity environment. You'll be responsible for ensuring our engineering practices are top-notch by guiding the team on best coding practices, system architecture, and cultivating a culture of continuous improvement. Your mentorship will be key in helping team members grow, while you contribute directly to code, design, and architecture.
What will you be doing as our Senior Software Engineer - User Emulation:
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Design, develop, and maintain core SOA-based services for cybersecurity range simulation, focusing on scalability, performance, and fault tolerance.
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Lead end-to-end technical projects, from requirements gathering and architecture design to deployment, while setting clear goals and priorities.
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Mentor and support engineers on the team, promoting a collaborative culture and guiding them in coding best practices, testing, and architectural design.
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Collaborate cross-functionally with Product Managers and UX Designers to translate requirements into technically sound, user-centered solutions.
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Conduct code reviews and provide constructive feedback to ensure code quality, performance, and adherence to company standards.
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Implement robust monitoring and alerting strategies to maintain high uptime and quick response to potential system issues.
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Ensure services meet security and compliance standards by integrating appropriate controls into the development lifecycle.
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Contribute to documentation that details technical architecture, system design, and best practices to ensure knowledge sharing and team alignment.
What are the qualifications to apply? To be successful as a Senior Software Engineer, User Emulation you need to have:
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6+ years of hands-on experience in software development with a strong focus on building large-scale, distributed systems.
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Expertise in an OOP-based language such as Java or Kotlin, with a demonstrable understanding of API design, integration, and best practices.
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Proven experience with unit testing, integration testing, and deploying services in Kubernetes or a similar container orchestration platform.
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Demonstrated ability to design, build, and operate fault-tolerant systems, including experience in requirements gathering and project breakdown.
Who you are:
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You feel comfortable leading, driving, and delegating team initiatives
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You enjoy solving complex problems & building solutions through collaborative methods
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You’re always open for feedback, and are willing to give feedback to your colleagues
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You understand that nothing is perfect and there is always room for improvement
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You are driven off of goals and team outcomes
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You’re focused on the iterative delivery of high-quality well tested code
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You’re conscious of scalability, re-usability, but also pragmatic when it comes to trade-offs
Our Tech Stack:
Python, GO, Kotlin, Java, Kubernetes, Spring BootGCP, Cypress
We’re proud to offer a competitive and comprehensive package designed to support your well-being, growth, and success:
- Compensation. Base salary range: $150,000 – $210,000, reflecting our confidence in your expertise and impact, with the opportunity for annual bonuses tied to company performance and individual contributions.
- Health & Wellness. Comprehensive medical, dental, and vision benefits, plus savings plans—coverage starts on day one!
- Mental Health Support. Access to company-paid counseling, coaching, and resources for you and your family through Spring Health.
- Financial Well-Being. Plan for your future with a 401(k)-retirement savings plan featuring a company match.
- Flexible Time Off. Take the time you need with unlimited vacation and dedicated health & wellness days. SimSpace provides flexible solutions to meet the diverse work-life needs of team members.
- Parental Leave. Paid leave plans to support you and your loved ones during life’s most important moments.
- Ownership Opportunities: Equity stock options at hire, with annual performance-based grants—become an invested stakeholder in our shared success.
- Referral Rewards: Earn $1,500–$3,500 for every qualified hire through our employee referral program.
- Peloton Interactive Wellness Program: Full- and partial- subsidized membership plans and equipment discounts to help you reach your personalized fitness goals.
- Continuous Learning: Access a LinkedIn Learning membership to prioritize your personal and professional development.
- Social Connections: Monthly reimbursements for meaningful connections with teammates through our SocialSpace Community.
- Extra Perks: Legal plan coverage, pet insurance, wellness reimbursements, and more to simplify life’s details.
SimSpace is an Equal Opportunity Employer:
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.
SimSpace does not and shall not discriminate based on race, color, religion (creed), gender, gender expression and identity, age, national origin (ancestry), disability, marital status, sexual orientation, or military/veteran status, in any of its activities or operations. We are committed to providing an inclusive and welcoming environment for all members of our staff, clients, volunteers, subcontractors, vendors, and clients.
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. We look forward to your application!
We also consider qualified applicants regardless of criminal histories, in accordance with applicable law. We are committed to providing reasonable accommodations for qualified individuals with disabilities in our job application procedures. If you need assistance or accommodation due to a disability, please contact [email protected].
SimSpace does not accept unsolicited resumes from employment agencies.
Actual compensation for the position is based on a variety of factors, including, but not limited to affordability, skills, qualifications and experience, and may vary from the range.
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