Senior Threat Hunter

SimSpace Corporation; United States; Remote; USD 135,000 - 150,000; Full time

Benefits offered by this job

Health, dental & vision benefits

401(k) with company match

Wellness program and mental health

Equity stock options

Learning resources (LinkedIn Learning)

Paid time off & holidays

Peloton wellness program

Social & networking events

Legal plan & insurance

Job summary

SimSpace is seeking a Senior Threat Hunter to mentor global security teams and own advanced threat hunting scenarios. You will lead technical engagements, demonstrate open-source and commercial tools, and help clients test capabilities before deployment in complex environments.

You will work across a dispersed organization to build consensus, develop hunting playbooks, and tune security stacks, including EDR and SIEM, with a hands-on, results-driven approach.

Qualifications

• 6+ years in Security Operations, Incident Response, Detection Engineering, Offensive Security/Red Team, or Cyber Threat Intelligence.
• Experience with host, network, and app telemetry to identify attack indicators across cyber kill chain.
• Hands-on experience with enterprise scale EDR/SIEM tools (Splunk, Elastic, CrowdStrike).
• Experience performing threat hunting in active corporate environments.

Responsibilities

• Mentor and develop advanced threat hunting tactics for global clients.
• Lead technical client engagements on emerging technologies and cybersecurity safeguards in large networks.
• Act as technical consultant for AI agentic capabilities integration in security operations.
• Develop toolsets and cyber threat scenarios within a cybersecurity range to model defense scenarios.
• Create parsing rules, dashboards, and tuning for enterprise security tools in the range platform.
• Drive consensus and results across a geographically dispersed organization.
• Lead day-to-day tasks, mentor teammates, and travel for customer events (up to 25%).

Skills

Threat hunting

IR experience

Client-facing

Leadership

Python basics

Threat intel

Kill chain analysis

Tools

Splunk

Elastic

Python

Pandas

SQL

Hadoop

Job description

SimSpace serves as an AI Proving Ground where organizations can confidently train, test, and outmaneuver adversaries in any environment. Trusted by allied governments, militaries, enterprises, and research institutions worldwide, SimSpace enables adaptive, AI-ready defenses that stay ahead of evolving threats. Founded in 2015 by experts from U.S. Cyber Command and MIT Lincoln Laboratory, the platform unifies training, testing, and validation in a realistic, live-fire simulation—helping teams evaluate security investments, optimize performance, and compress cyber readiness cycles from months to days.

Why join SimSpace? We are an organization that is focused on building our culture and mindfully enhancing our atmosphere every day which is why we have collaborated on an integral value system. Our governing philosophy of being Human Centered is deeply embedded within our value system. We apply this philosophy to every one of our internal team members, external clients, and their customers.

How Do We Work? We believe that people are at the center of everything we do. SimSpace fosters a culture of continuous learning, curiosity, and professional growth. That belief shows up in action: in-house training, internal and external learning platforms, cyber conferences, industry events, and dedicated time for skill development. Our people are empowered to shape their careers - and it shows. Year over year, SimSpace consistently outperforms industry benchmarks in internal mobility, promotions, and total rewards growth.

Who Thrives Here? We are a team of innovators, protectors, and problem-solvers. We believe diversity of thought and experience fuels better solutions, and we’re committed to building teams that reflect the communities we serve. Whether you’re remote or office-based, you’ll collaborate with talented colleagues across departments and time zones, united by the mission to create a safer digital world.

We are looking for a Senior Threat Hunter

We are looking for a highly motivated Cybersecurity Professional to support mentorship and assessment of global security teams in basic to advanced cybersecurity skill areas. You will drive regional efforts to develop authentic scenarios that excite potential clients and own the project management of the event utilizing your deep technical background. The ideal candidate has real experiences in complex incident response scenarios, is enthusiastic, is good at problem solving, has a strong desire to learn, prefers to be hands‑on technically, and constantly strives for excellence.

When facilitating exercises, you will be responsible for teaching security concepts, demonstrating practical/hands‑on use of open source and commercial security tools, and referencing both well established and cutting edge techniques that Cybersecurity Incident Response Teams might use to effectively defend their networks from advanced cyber threats.

What will you be doing as a Senior Threat Hunter at SimSpace?

• Bring world class mentorship and development of advanced threat hunting tactics and strategy for our global clients and international organizations.

• Operate as a highly technical client lead with experience in emerging technologies and implementation of cybersecurity safeguards in large enterprise networks, to include Operational Technologies (OT), the Internet of Things (IoT), and Large Language Models (LLM).

• Serve as a technical consultant to customers looking to integrate AI agentic capabilities into their cybersecurity enterprise in how to identify, integrate and test capabilities prior to deployment.

• Work with our range operations team to develop toolsets and cyber threat 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.

• 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.

• Takes initiative in day-to-day tasks, leads projects, and is eager to mentor other team members.

• Navigate and work effectively across a complex, geographically dispersed organization.

• Support assessment of customer security teams and customer events (travel estimated up to 25%).

What are the qualifications to apply? To be successful as a Senior Threat Hunter on SimSpace’s Evaluation Team, you need to have:

• Experience generating unique cyber threat research and developing successful proposals for conference training and engagements.

• 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.

• Direct experience performing threat hunting in active corporate environments.

• 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.

• Experience consuming and analyzing Cyber Threat Intelligence for actionable takeaways for current threat hunts.

• 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.

We’re proud to offer a competitive and comprehensive package designed to support your well-being, growth, and success:

• Compensation. Base salary range: $135,000 - $150,000, reflecting our confidence in your expertise and impact, with the opportunity for annual bonuses tied to company performance and individual contributions.

• Health & Wellness. Comprehensive medical, dental, and vision benefits, plus savings plans—coverage starts on day one!

• Mental Health Support. Access to company-paid counseling, coaching, and resources for you and your family through Spring Health.

• Financial Well-Being. Plan for your future with a 401(k)-retirement savings plan featuring a company match.

• Flexible Time Off. Take the time you need with flex vacation, company holidays, and dedicated health & wellness days. SimSpace provides flexible solutions to meet the diverse work-life needs of team members.

• Parental Leave. Paid leave plans to support you and your loved ones during life’s most important moments.

• Ownership Opportunities: Equity stock options at hire, with annual performance-based grants—become an invested stakeholder in our shared success.

• Peloton Interactive Wellness Program: Full- and partial- subsidized membership plans and equipment discounts to help you reach your personalized fitness goals.

• Continuous Learning: Access a LinkedIn Learning membership to prioritize your personal and professional development.

• Social Connections: Monthly reimbursements for meaningful connections with teammates through our SocialSpace Community.

• Extra Perks: Legal plan coverage, pet insurance, wellness reimbursements, and more to simplify life’s details.

Join SimSpace and enjoy benefits that enhance your career, health, and happiness!

SimSpace is an Equal Opportunity Employer:

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.

SimSpace is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws. We are committed to providing an inclusive and welcoming environment for all members of our staff, clients, volunteers, subcontractors, vendors, and clients.

Research shows that women and people from underrepresented groups only apply to jobs if they meet all of the qualifications. However, no one ever meets 100% of the qualifications. SimSpace encourages you to break that statistic and to apply. We look forward to your application!

We also consider qualified applicants regardless of criminal histories, in accordance with applicable law. We are committed to providing reasonable accommodations for qualified individuals with disabilities in our job application procedures. If you need assistance or accommodation due to a disability, please contact [e-mail].

SimSpace does not accept unsolicited resumes from employment agencies.

Actual compensation for the position is based on a variety of factors, including, but not limited to affordability, skills, qualifications and experience, and may vary from the range.