
201 - 500 employees
Founded 2015
💼 Consulting
🎖️ Defense
🔒 Cybersecurity
💰 $39M Venture Round - SimSpace on 2025-10
Consulting • Defense • Cybersecurity
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.
🔥 19 hours ago
🇺🇸 United States – Remote
💵 $160k - $220k / year
⏰ Full Time
🟡 Mid-level
🟠 Senior
👮♀️ Software Engineering Manager
🦅 H1B Visa Sponsor
👻 Ghost score 0%
Where this job comes from
Posted on SimSpace's careers page ↗, not through a job board
First seen by Remote Rocketship 19 hours ago
Still open on SimSpace's site. Checked 1 hour ago.

201 - 500 employees
Founded 2015
💼 Consulting
🎖️ Defense
🔒 Cybersecurity
💰 $39M Venture Round - SimSpace on 2025-10
Consulting • Defense • Cybersecurity
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.
• Build and lead a fullstack team with an emphasis on backend engineering for AI Proving Grounds • Build user and attack emulation workflows that customers can configure, observe, and repeat across applications and execution environments • Lead as a hands-on player-coach by implementing and debugging software, tests, and automation • Own hiring, team development, capacity, and workflow delivery • Agree hiring priorities, onboarding plans, and interim technical support with the Director • Define workflows with Product and partner teams, including deliverables, exclusions, interfaces, verification, and result recipients • Lead work from configuration through execution, verified effects, diagnosis, and recovery • Coordinate changes to shared components with their owning teams • Review architecture and code with the Staff Engineer • Write focused changes and investigate difficult failures while helping engineers take ownership of features • Establish integration tests covering identities, intended effects, compatibility, and cleanup • Improve repeatability through tested automation and reviewed AI-assisted development • Coach engineers through feedback and career development • Plan support, maintenance, and dependencies, communicating changes when priorities or capacity shift • Deliver workflow plans, functioning user or attack emulation workflows, automated tests, diagnostics, and clear release and support responsibilities
• Experience managing and developing software engineers through hiring, onboarding, coaching, feedback, and delivery accountability • Evidence of building or expanding an engineering team or capability, with technical ownership shared across the team • Production fullstack experience with strong backend engineering • Recent personal implementation of software, tests, or automation • Experience diagnosing issues across service boundaries • Experience delivering workflows connecting applications, APIs, and execution systems • Experience working with frontend and environment specialists • Practical understanding of asynchronous state, permissions, compatibility, automated testing, observability, and recovery from partial failures • Experience turning unclear requests into agreed scope • Experience coordinating work across independently owned systems • Experience preparing results for operational handover • Ability to delegate meaningful decisions, give direct feedback, and help engineers work independently • Ability to resolve ownership and priority conflicts openly • Nice to have: experience with cybersecurity, simulation, user automation, or agent workflows • Nice to have: experience with Windows or Linux, browser or desktop integration, or virtualized execution • Nice to have: experience with Go, Python, or modern frontend development • Must verify identity and eligibility to work in the United States upon hire
• Annual bonuses tied to company performance and individual contributions • Comprehensive medical, dental, and vision benefits • Savings plans with coverage starting on day one • Company-paid counseling, coaching, and family resources through Spring Health • 401(k) retirement savings plan with company match • Unlimited vacation and dedicated health and wellness days • Flexible solutions for diverse work-life needs • Paid parental leave • Equity stock options at hire, with annual performance-based grants • $1,500–$3,500 employee referral rewards for every qualified hire • Full- and partial-subsidized Peloton membership plans and equipment discounts • LinkedIn Learning membership • Monthly reimbursements for meaningful connections with teammates through the SocialSpace Community • Legal plan coverage • Pet insurance • Wellness reimbursements
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