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Level 3 Senior Detection Engineer

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Randstad

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Location:
India , Bengaluru

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

This role is a technical subject matter expert responsible for assuring the quality of detecting engineering outputs, including setting engineering standards. They review and approve detections, tuning requests, and automation changes for production, mentor engineers, and manage sprints/backlogs. The senior detection engineer is accountable for the technical integrity of detections into production, ensuring all development of code, testing, validation, and documentation is fit for purpose for operational teams.

Job Responsibility:

  • Support and mentor peers in detection engineering concepts to build a culture of learning within the team
  • Take ownership of assigned detection engineering work, demonstrating accountability for technical quality, testing, and documentation
  • Demonstrate critical thinking, structured problem solving, and focus on outcomes
  • Embed a threat led mindset in all detection development activities and challenge if something doesn’t align
  • Maintain a growth mindset which encourages continuous learning and uplift across the Cyber team
  • Deliver end-to-end detections through approved CI/CD workflows and detection engineering pipelines
  • Review and technically approve detection rules to ensure documentation, logic, and testing meet defined engineering standards
  • Assess detection backlog priority according to the defined priority framework to ensure all high detection requests are implemented promptly with no false positive impact in the queue
  • Contribute to continuous improvement initiatives including documentation refinement, optimizing current workflows, and aligning to new engineering standards
  • Maintain a tidy code repository to support software engineering best practices using CI/CD pipelines
  • Conduct continuous validation and testing of detections against known malicious behaviours
  • Review and approve all detection, automation, and log changes before production deployment, ensuring quality, safety, and operational alignment
  • Provides technical approval and quality assurance for detections prior to production, with final production readiness owned by the Lead Detection Engineer
  • Refine and optimise detection rules to minimise false positives and collaborate with teams to identify new detection requirements
  • Drive cross‑team collaboration, enabling a One Team culture through open communication, shared problem‑solving, and alignment across Cyber Defense and Digital teams
  • Recommend and prioritise log sources required to support detection coverage and investigative visibility

Requirements:

  • 5-8 years' experience in cybersecurity, with significant experience in detection engineering and testing validation
  • Proficient in Infrastructure as Code and CI/CD technologies
  • Proficient in Git & GitHub for code and version control management
  • Proficient competency in KQL development to hunt and develop
  • Strong understanding in data analytics and data storage
  • Proactive and critical thinking to tie detection recommendations back to threat led detection coverage

Additional Information:

Job Posted:
March 26, 2026

Expiration:
May 07, 2026

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