Senior Threat Hunter, AI-Centric

Job not on LinkedIn

🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $135k - $200k / year

⏰ Full Time

🟠 Senior

🕵️ Threat Intelligence Specialist

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SimSpace

WebsiteLinkedInAll Job Openings

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.

📋 Description

• Lead an internal initiative to research and integrate candidate agentic capabilities into test environments • Serve as a consultant to customers looking to integrate agentic capabilities into their cybersecurity enterprise in how to identify, integrate and test capabilities prior to deployment • Keep up with industry evolution around AI and cybersecurity operations reviewing publications and standards • Bring world class mentorship of advanced threat hunting tactics and strategy for our global clients and international organizations. • Utilize years of Blue Teaming experience to establish parsing rules, dashboards, and tuning of numerous enterprise security tools in our cyber range platform to exceed client goals and objectives. • Work with our range operations team to develop toolsets and scenarios within a cybersecurity range to model real-world threat defense scenarios. • Utilize foresight and awareness of overall business priorities when dealing with competing requirements and needs from across the organization in order to build consensus and drive results. • Takes initiative in day-to-day tasks, leads projects, and mentors other team members. • Navigate and work effectively across a complex, geographically dispersed organization. • Support assessment of customer security teams and customer events ( this means the role will require national and international travel estimated up to 25-30%).

🎯 Requirements

• Demonstrated proficiency in AI/ML engineering, including practical application and experimentation with AI agents, LLM APIs. • Possess a deep understanding of AI agents, specializing in the orchestration of agent decision loops, tool access frameworks, and memory systems optimized for threat hunting and proactive security operations. • Hands-on experience designing and deploying Retrieval-Augmented Generation (RAG) pipelines to ground LLMs in internal threat intelligence, historical incident data, and enterprise security policies while eliminating hallucinations. • Advanced proficiency in Python and standard data science/AI libraries, alongside strong scripting skills for data manipulation (Pandas, Numpy). • Familiarity with open-source AI ecosystems (Hugging Face) and frameworks for running local, privacy-safe LLMs (Ollama, vLLM). • 6+ years of experience in a technical role in the areas of 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 stages of the cyber kill chain. • Direct experience working with very large datasets and log analysis tools including but not limited to: Splunk, Elastic, Python, Pandas, SQL, Hadoop, Hue. • Ability to apply Cyber Threat Intelligence through enrichment, correlation, and attribution. • Experience with setup and/or troubleshooting of security stacks. • Familiarity with offensive security strategies and assessment methodology. • Experience explaining threat hunt objectives to mixed technical and non-technical audiences and ability to communicate associated risk by distilling complex content into digestible information. • Hands-on technical experience and ability to demonstrate hunting for indicators of compromise in numerous enterprise scale EDR and SIEM tools to include Splunk, Elastic, Crowdstrike, and many other major vendors. • Previous experience performing digital forensics or indecent response on major security incidents. • Demonstrated self-starter with a constant desire to help others improve and build the team.

🏖️ Benefits

• Comprehensive medical, dental, and vision benefits, plus savings plans—coverage starts on day one! • Access to company-paid counseling, coaching, and resources for you and your family through Spring Health. • Plan for your future with a 401(k)-retirement savings plan featuring a company match. • 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. • Paid leave plans to support you and your loved ones during life’s most important moments. • Equity stock options at hire, with annual performance-based grants—become an invested stakeholder in our shared success. • 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.