Senior Security Engineer, Threat Detection and Response
Posted: 07/01/2026
Job Number: 42481
Job Description
Senior Security Engineer, Threat Detection and Response
Remote
Summary
The Threat Detection and Response team (TDR) is focused on automating security detection, responding to security incidents, and working with partner teams to build capabilities that support the incident lifecycle. This is the front-line team that detects, investigates, and responds to internal & external security threats and malicious activity.
This is a key role to help define and execute our vision for threat detection and incident response capabilities and process while mentoring other team members. As a senior engineer on the team, you will have direct impact building, optimizing, and growing securing capabilities as you help deliver world-class threat detection and incident response.
Responsibilities
THE PROMISES WE MAKE:
At Crystal Equation, we empower people and advance technology initiatives by building trust. Your recruiter will prep you for the interview, obtain feedback, guide you through any necessary paperwork and provide everything you need for a successful start. We will serve to empower you along the way and provide the path for your professional journey.
For more information regarding our Privacy Policy, please visit crystalequation.com/privacy.
Remote
Summary
The Threat Detection and Response team (TDR) is focused on automating security detection, responding to security incidents, and working with partner teams to build capabilities that support the incident lifecycle. This is the front-line team that detects, investigates, and responds to internal & external security threats and malicious activity.
This is a key role to help define and execute our vision for threat detection and incident response capabilities and process while mentoring other team members. As a senior engineer on the team, you will have direct impact building, optimizing, and growing securing capabilities as you help deliver world-class threat detection and incident response.
Responsibilities
- You will be a key member of our growing Threat Detection & Response (TDR) team.
- You will get an opportunity to define and execute on novel approaches to detecting, containing and mitigating threats and incidents.
- You will partner with cross-functional partners across the company to improve the overall security driven by learnings and root cause analysis of investigations and incidents resulting in removal of entire classes of problems.
- Perform investigations of security incidents using your knowledge of digital forensics and data analytics.
- Use your coding, data analytics and investigation skills to hunt, detect and respond to threats.
- Build automation and detection models to support identification of anomalous activity and response activities to mitigate threats at scale.
- Hunt for threats in our corporate and production environments to proactively identify anomalous activity.
- Work side by side with our engineering teams to build advanced detection solutions to help keep systems and information safe, and partner closely with partner teams to carry out complex investigations.
- Identify gaps in our infrastructure, and work with business partners to gain visibility through logging and detection.
- Collaborate well with cross-functional partner teams, such as Legal, Privacy, and Engineering for efficient, large-scale response.
- 5+ years of hands-on in-depth knowledge and technical experience in security operations including investigations, incident response, incident management, digital forensics, threat intelligence, threat hunting, and/or detection engineering.
- Proficiency in Python or other scripting language. We also use SQL and Pandas frequently.
- Familiarity with Elasticsearch is preferred.
- Self-motivated and creative problem-solver able to work independently with minimal guidance.
- Ability to lead people in complex, ambiguous situations through influence and not authority.
- Ability to work calmly and collaboratively in critical high-stress situations with expediency.
- Outstanding organizational, prioritization, and multitasking skills.
- Knowledge and familiarity of the Cyber Kill Chain Framework and MITRE ATT&CK Framework and how these apply to the threat landscape.
- Experience automating security detection and response.
- Experience in AWS services (EC2, S3, Lambda, RDS) preferred
- We are not focused on specific tools but we often use Python, AWS, SQL, and more.
THE PROMISES WE MAKE:
At Crystal Equation, we empower people and advance technology initiatives by building trust. Your recruiter will prep you for the interview, obtain feedback, guide you through any necessary paperwork and provide everything you need for a successful start. We will serve to empower you along the way and provide the path for your professional journey.
For more information regarding our Privacy Policy, please visit crystalequation.com/privacy.
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