Senior Threat Hunter

🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $135k - $150k / year

⏰ Full Time

🟠 Senior

🕵️ Threat Intelligence Specialist

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

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SimSpace

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2015

💼 Consulting

🎖️ Defense

🔒 Cybersecurity

🔥 Funding within the last year

💰 $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.

📋 Description

• Mentor and develop advanced threat hunting tactics and strategies for global clients and international organizations • Lead technically complex client engagements involving emerging technologies and cybersecurity safeguards in enterprise networks, including OT, IoT, and LLM environments • Advise customers on integrating, identifying, and testing AI agentic capabilities in cybersecurity enterprises • Develop toolsets and cyber threat scenarios with the range operations team to model real-world defense scenarios • Establish parsing rules, dashboards, and tuning for enterprise security tools in the cyber range platform • Deliver instructional content on deeply technical cybersecurity concepts • Design tests to develop AI agents and models • Facilitate cyber defense exercises for SimSpace and its customers • Teach security concepts and demonstrate practical use of open-source and commercial security tools • Reference established and cutting-edge incident response techniques for defending networks against advanced threats • Lead projects, take initiative in daily tasks, and mentor team members • Navigate a complex, geographically dispersed organization and build consensus across competing priorities • Support customer security-team assessments and events, with travel estimated up to 25%

🎯 Requirements

• Experience generating unique cyber threat research and developing successful proposals for conference training and engagements • Deep understanding of AI agents, including orchestration of agent decision loops, tool access frameworks, and memory systems optimized for threat hunting and proactive security operations • Direct experience performing threat hunting in active corporate environments • 6+ years of experience in Security Operations, Incident Response, Detection Engineering, Offensive Security/Red Team, or Cyber Threat Intelligence • Experience analyzing host, network, and application telemetry for indicators of attack across the cyber kill chain • Experience with very large datasets and log analysis tools including Splunk, Elastic, Python, Pandas, SQL, Hadoop, and Hue • Experience consuming and analyzing Cyber Threat Intelligence for actionable takeaways • Ability to apply Cyber Threat Intelligence through enrichment, correlation, and attribution • Experience setting up and/or troubleshooting security stacks • Familiarity with offensive security strategies and assessment methodology • Experience explaining threat hunt objectives to mixed technical and non-technical audiences and communicating associated risk • Hands-on experience demonstrating hunting for indicators of compromise in enterprise-scale EDR and SIEM tools, including Splunk, Elastic, and CrowdStrike • Previous experience performing digital forensics or incident response on major security incidents • Demonstrated self-starter with a desire to help others improve and build the team • Proof of eligibility to work in the United States required at time of hire

🏖️ Benefits

• Annual bonuses tied to company performance and individual contributions • Comprehensive medical, dental, and vision benefits • Savings plans • Company-paid counseling, coaching, and family resources through Spring Health • 401(k) retirement savings plan with company match • Flex vacation, company holidays, and dedicated health & wellness days • Paid parental leave • Equity stock options at hire, with annual performance-based grants • 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 • Remote work arrangement