
201 - 500 employees
Founded 2015
🔒 Cybersecurity
☁️ SaaS
🏛️ Government
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
Cybersecurity • SaaS • Government
SimSpace is a cybersecurity company that provides a realistic, intelligent cyber range platform for training, testing, and validating security teams, tools, and AI agents. Its platform enables live-fire exercises, threat emulation (full kill-chain and atomic), validation of controls and agentic workflows, and disaster recovery and compliance testing; it is used by enterprises and government customers to build cyber readiness and resilience. Founded by experts from U. S. Cyber Command and MIT Lincoln Laboratory, SimSpace focuses on upskilling individuals, strengthening teams, and evaluating AI-driven defenses in realistic, production-like simulations.
🕒 February 27
🇺🇸 United States – Remote
💵 $185k - $260k / year
⏰ Full Time
🔴 Lead
🧑💻 Full-stack Engineer
🦅 H1B Visa Sponsor
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201 - 500 employees
Founded 2015
🔒 Cybersecurity
☁️ SaaS
🏛️ Government
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
Cybersecurity • SaaS • Government
SimSpace is a cybersecurity company that provides a realistic, intelligent cyber range platform for training, testing, and validating security teams, tools, and AI agents. Its platform enables live-fire exercises, threat emulation (full kill-chain and atomic), validation of controls and agentic workflows, and disaster recovery and compliance testing; it is used by enterprises and government customers to build cyber readiness and resilience. Founded by experts from U. S. Cyber Command and MIT Lincoln Laboratory, SimSpace focuses on upskilling individuals, strengthening teams, and evaluating AI-driven defenses in realistic, production-like simulations.
• Define and own the technical architecture for authentication and authorization across the SimSpace platform • Lead the design and development of Keycloak-based identity infrastructure • Design and build the authorization layer for the SimSpace platform • Design and build new services that extend and augment the IAM stack • Establish and evangelize cross-team authn/authz standards • Partner with technical leaders across the organization • Lead project scoping and estimation for new initiatives • Identify and drive resolution of systemic technical risk, performance bottlenecks, and security gaps within the IAM stack • Actively contribute to architectural review processes • Mentor and grow senior engineers on the IAM team
• Experienced Staff or Senior Software Engineer with a strong background in building platform or infrastructure services • Proven ability to design, build, and ship production-grade distributed services • Solid understanding of authentication protocols (OAuth 2.0, OIDC, SAML) and authorization patterns • Experience with Keycloak or comparable identity providers is a plus • Demonstrated ability to drive technical standards and architectural decisions across multiple teams • Strong project scoping and estimation instincts • Strong communicator who can translate complex security and identity concepts for both technical and non-technical audiences • Proficient in modern software engineering practices: API design, service decomposition, testing strategies, and CI/CD • Experience with Kubernetes and modern container-based infrastructure
• Base salary range: $185,000 - $260,000 • Comprehensive medical, dental, and vision benefits • Access to company-paid counseling, coaching, and resources for you and your family through Spring Health • 401(k)-retirement savings plan featuring a company match • Unlimited vacation and dedicated health & wellness days • Paid leave plans to support you and your loved ones • Equity stock options at hire, with annual performance-based grants • Earn $1,500–$3,500 for every qualified hire through our employee referral program • Full- and partial-subsidized membership plans and equipment discounts to help you reach your personalized fitness goals • Access a LinkedIn Learning membership to prioritize your personal and professional development • Monthly reimbursements for meaningful connections with teammates through our SocialSpace Community • Legal plan coverage, pet insurance, wellness reimbursements, and more to simplify life’s details
Apply Now🕒 February 27
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