Senior Engineer (Threat Hunting)

Location: Chicago, Illinois, United States; flex/hybrid with four days per week in the office. Candidates must be legally authorized to work in the United States without employer sponsorship.

Salary: $130,900–$169,400 annual base salary, plus potential incentive compensation and long-term equity participation.

Company

hirify.global provides financial market infrastructure, trading, clearing, and investment solutions for market participants worldwide.

What you will do

• Own the enterprise detection engineering capability, including standards, quality requirements, patterns, and technical direction.
• Design, implement, and review high-fidelity detections across endpoint, identity, cloud, network, and SaaS environments.
• Lead complex, hypothesis-driven threat hunts and translate findings into durable detections, improved telemetry, and architectural enhancements.
• Design and execute adversary emulation scenarios with internal stakeholders to validate detection and response effectiveness.
• Identify systemic security gaps, drive remediation across engineering and operations teams, and influence security roadmaps and investment decisions.
• Serve as technical lead during high-severity incidents, mentor senior engineers and analysts, and provide recommendations to security, technology, legal, and regulatory stakeholders.

Requirements

• 5–8+ years of experience in cybersecurity operations, detection engineering, threat hunting, or offensive security.
• Deep expertise in attacker tradecraft, adversary behavior, and defensive detection techniques across multiple domains.
• Hands-on experience with SIEM, EDR, cloud security platforms, and large-scale log analytics, including Google SecOps, Microsoft Defender XDR, or CrowdStrike.
• Ability to solve ambiguous, systemic security problems autonomously and set technical direction.
• Proficiency in scripting and automation for security operations.
• Bachelor’s degree or equivalent practical experience; US work authorization without current or future sponsorship is required.

Nice to have

• Bachelor’s degree in Cybersecurity or Computer Science.
• Windows or Linux system administration experience.
• Experience with Google SecOps SIEM, the Microsoft Security Stack, or Proofpoint Email Security Services.
• CISSP, CASP, or another related security certification.

Culture & Benefits

• Four-day in-office work model supporting close team collaboration.
• Health, dental, vision, telemedicine, and mental health benefits.
• Paid time off, parental leave, fertility benefits, and community service days.
• Immediate 2:1 401(k) match up to 8% and employee stock purchase opportunities.
• Tuition assistance, education opportunities, on-site gyms, meals, snacks, and coffee in Cboe offices.