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Senior Threat Hunter

simspace-corporationRemote - U.K.Professional Services
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Salary
$1,500–$3,500
Job type
Full-time
Work mode
Remote
Experience
Senior · 6+ yrs
Posted
8 Oct 2026
Status
Open · checked 9d ago

About this role

Remote - U.K. is the location for the Senior Threat Hunter role at SimSpace Corporation, which suits a cybersecurity professional with extensive background in AI/ML engineering and threat hunting looking to join an evaluation team. SimSpace operates an AI Proving Ground platform that unifies training, testing, and validation for organizations worldwide.

Role Overview

SimSpace Corporation seeks a Senior AI-Centric Threat Hunter to join its team on a full-time, remote basis from the U.K. The position involves researching and integrating agentic capabilities into test environments, designing experiments for AI agents and models, and delivering instructional content. Candidates will facilitate Blue Team exercises, mentor global security teams, and travel up to twenty-five to thirty percent of the time for customer events and assessments.

Key Responsibilities

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.
Keep up with industry evolution around AI and cybersecurity operations by reviewing publications and standards.
Bring mentorship of advanced threat hunting tactics and strategy for global clients and international organizations.
Utilize Blue Teaming experience to establish parsing rules, dashboards, and tuning of numerous enterprise security tools in the cyber range platform.
Work with the range operations team to develop toolsets and scenarios within a cybersecurity range.
Support assessment of customer security teams and customer events with travel estimated up to 25-30 percent.

Requirements

Demonstrated proficiency in AI/ML engineering, including practical application and experimentation with AI agents and LLM APIs.
Deep understanding of AI agents, specializing in the orchestration of agent decision loops, tool access frameworks, and memory systems.
Hands-on experience designing and deploying Retrieval-Augmented Generation pipelines.
Advanced proficiency in Python and standard data science and AI libraries including Pandas and NumPy.
Familiarity with open-source AI ecosystems like Hugging Face and frameworks for running local LLMs such as Ollama and vLLM.
Six or more years of experience in a technical role in Security Operations, Incident Response, Detection Engineering, Offensive Security, or Cyber Threat Intelligence.
Experience analyzing host, network, and application telemetry for indicators of attack.
Direct experience working with large datasets and log analysis tools including Splunk, Elastic, Python, Pandas, SQL, Hadoop, and Hue.
Hands-on technical experience demonstrating hunting for indicators of compromise in enterprise EDR and SIEM tools.

Skills and Tools

Python
Pandas
NumPy
SQL
Hadoop
Hue
Splunk
Elastic
CrowdStrike
Hugging Face
Ollama
vLLM
Retrieval-Augmented Generation

Salary and Benefits

Salary range of $1,500 to $3,500 with commission opportunities.
Medical, dental, and vision benefits starting on day one.
Company-paid mental health support through Spring Health.
Retirement savings plan with a company match.
Flexible time off with unlimited vacation and wellness days.
Paid parental leave.
Equity stock options at hire with annual performance-based grants.

About the Company

SimSpace serves as an AI Proving Ground where organizations train, test, and outmaneuver adversaries. Founded in 2015 by experts from U.S. Cyber Command and MIT Lincoln Laboratory, the platform unifies training, testing, and validation in live-fire simulations. The company values a human-centered philosophy and fosters continuous learning, curiosity, and professional growth.

How to Apply

Interested candidates should apply on the official company careers page.

Skills and tech stack

Questions candidates ask

Where is the Senior Threat Hunter position located?

The role is remote based in the U.K., with estimated travel up to 25 to 30 percent for customer events and assessments.

What is the required years of experience for this role?

Applicants must have six or more years of experience in a technical role in Security Operations, Incident Response, Detection Engineering, Offensive Security, or Cyber Threat Intelligence.

What AI and technical skills are expected?

Candidates need proficiency in AI/ML engineering, Python, Pandas, NumPy, RAG systems, local LLM frameworks like Ollama and vLLM, and log analysis tools such as Splunk and Elastic.

What are the salary and financial benefits provided?

The salary ranges from $1,500 to $3,500, complemented by commission opportunities, a 401(k) plan with company match, and equity stock options.

How should I submit my job application?

Candidates must apply directly on the official company careers page.

Ready to apply?

The application is on the official simspace-corporation careers page.

Apply on company site