
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.
🔥 14 hours ago
Cybersecurity Project Manager overseeing AI agent training and evaluation for customers in a dynamic cybersecurity firm. Collaborating with teams to enhance customer cybersecurity posture through innovative solutions.
🇺🇸 United States – Remote
💵 $115k - $135k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟡 Mid-level
🟠 Senior
👮♂️ Cybersecurity / Security Engineer
🦅 H1B Visa Sponsor
🕒 May 22
Staff Software Engineer handling development of microservices for offensive cybersecurity. SimSpace creates AI-ready defenses for organizations to prepare against evolving cyber threats.
🇺🇸 United States – Remote
💵 $185k - $260k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🔴 Lead
🧑💻 Full-stack Engineer
🦅 H1B Visa Sponsor
🕒 May 22
Staff Site Reliability Engineer at SimSpace defining technical vision and leading architecture for a cyber range platform. Seeking experienced professional to address complex infrastructure challenges.
🇺🇸 United States – Remote
💵 $165k - $230k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🔴 Lead
⛑ DevOps & Site Reliability Engineer (SRE)
🦅 H1B Visa Sponsor
🕒 June 5
Principal Product Manager developing platform capabilities for AI Proving Grounds and cybersecurity. Collaborating with engineering and design teams to enhance cybersecurity training and testing.
🇺🇸 United States – Remote
💵 $215k - $250k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🔴 Lead
✅ Product Manager
🦅 H1B Visa Sponsor
🕒 February 27
Staff Software Engineer responsible for IAM architecture and services. Leading design and development of Keycloak-based identity infrastructure and authorization processes.
🇺🇸 United States – Remote
💵 $185k - $260k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🔴 Lead
🧑💻 Full-stack Engineer
🦅 H1B Visa Sponsor
🕒 June 29
Engineering Manager leading Core UI team at SimSpace. Responsible for frontend architecture, team mentorship, and ensuring high-quality user experiences.
🇺🇸 United States – Remote
💵 $160k - $220k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟠 Senior
🔴 Lead
👮♀️ Software Engineering Manager
🦅 H1B Visa Sponsor
🕒 June 16
Manager of Hiring & Internal Mobility at SimSpace overseeing global recruitment strategies and team development in a tech-focused environment. A hands-on leadership role emphasizing continuous improvement and strategic talent management.
🇺🇸 United States – Remote
💵 $140k - $190k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟡 Mid-level
🟠 Senior
👔 Manager
🦅 H1B Visa Sponsor
🕒 June 16
Technical lead designing eBPF-based routing simulation for SimSpace's internet simulation platform. Collaborate with engineers to build innovative cybersecurity solutions.
🇺🇸 United States – Remote
💵 $160k - $225k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟠 Senior
🧑💻 Full-stack Engineer
🦅 H1B Visa Sponsor
🕒 June 15
Staff Software Engineer leading frontend architecture and UI initiatives for SimSpace, focusing on quality, ownership, and collaboration with product teams.
🇺🇸 United States – Remote
💵 $185k - $260k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🔴 Lead
🧑💻 Full-stack Engineer
🦅 H1B Visa Sponsor
🕒 June 11
Senior Network Security Engineer at SimSpace responsible for designing and maintaining network security infrastructure. Leading operational support and incident response efforts across corporate offices and data centers.
🇺🇸 United States – Remote
💵 $135k - $205k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟠 Senior
👮♂️ Cybersecurity / Security Engineer
🦅 H1B Visa Sponsor
🕒 June 5
Cybersecurity Professional developing methodologies incorporating AI into security workflows and mentoring global teams. Requires extensive experience in AI and cybersecurity operations.
🇺🇸 United States – Remote
💵 $135k - $200k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟠 Senior
🕵️ Threat Intelligence Specialist
🦅 H1B Visa Sponsor
🕒 April 29
Senior Manager of Product Marketing at SimSpace focusing on product messaging and positioning in cybersecurity. Collaborating closely with Product, Sales, and Customer Success teams.
🇺🇸 United States – Remote
💵 $130k - $150k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟠 Senior
🎁 Product Marketing
🦅 H1B Visa Sponsor
🕒 April 10
Lead new business development in U.S. Federal sectors, focusing on cybersecurity and AI-driven technologies. Collaborate cross-functionally to drive complex, multi-stakeholder deals.
🇺🇸 United States – Remote
💵 $185k - $260k / year
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
⏰ Full Time
🟠 Senior
🧑💼 Account Executive
🦅 H1B Visa Sponsor
🕒 February 27
Cyber Range Engineer at SimSpace responsible for designing and maintaining complex network environments for cybersecurity training. Collaborating with customers to meet specific technical objectives.
🇺🇸 United States – Remote
🔥 Funding within the last year
💰 $39M Venture Round - SimSpace on 2025-10
👨🎓 Internship
🟡 Mid-level
🟠 Senior
👷🏻♀️ Engineer
🦅 H1B Visa Sponsor