Cencora

Senior Information Security Engineer

Cencora
Apply
4 days ago
Vilnius, LithuaniaMid Level / Senior

Responsibilities

  • Onboard endpoint, workstation, server, network, cloud-service, and SaaS logs into the centralized logging pipeline.
  • Build and maintain parsers, normalization logic, data-routing and data-forking workflows for SIEM, data lake, and archival destinations.
  • Operate and troubleshoot the Databahn, Cribl, or equivalent log-pipeline platform, including source health and ingestion failures.
  • Ensure identity, endpoint, and behavioral telemetry is collected and enriched for UEBA and behavioral analytics.
  • Build, tune, document, and maintain static, rule-based, dynamic, and behavioral detections through their full lifecycle.
  • Create high-fidelity actionable alerts with production runbooks and maintain detection coverage against MITRE ATT&CK.
  • Participate in detection simulations, adversary emulation, atomic testing, purple-team exercises, and false-positive reduction.
  • Collaborate with SOC analysts and Threat Intelligence teams to turn triage feedback, TTPs, and IOCs into detection content.
  • Build compliance and coverage dashboards and support audit, regulatory, M&A, and entity-onboarding activities.
  • Participate in peer review, testing and CI for parser and detection changes, and support on-call or escalation rotations.

Requirements

  • 4–6 years of experience in security engineering, SIEM engineering, detection/content engineering, or security data pipeline engineering.
  • Hands-on Splunk engineering experience covering data onboarding, parsing, field extraction, source-type design, and SPL correlation searches.
  • Practical experience with Databahn, Cribl, or a comparable log-pipeline and data-routing platform.
  • Working understanding of MITRE ATT&CK and the ability to translate adversary techniques into detection logic.
  • Working knowledge of endpoint, network, cloud, and identity/IAM telemetry and their implications for parsing and detection design.
  • Scripting and automation experience using Python or a similar language for parser development, detection-as-code, testing, or enrichment.
  • Experience with detection validation, atomic testing, or purple-team exercises.
  • Experience integrating log data into a data lake or lakehouse platform and optimizing high-volume pipeline cost and volume.
  • Exposure to UEBA, behavioral analytics, detection-as-code frameworks, Sigma, version-controlled repositories, and CI/CD for detection content.
  • Experience with Splunk, ReliaQuest GreyMatter, or a comparable SIEM/AI SOC platform, plus compliance dashboards and M&A log-source integration.
  • Relevant certifications such as Splunk Certified Admin/Architect, GCDA, GCIA, GCTI, or equivalent are preferred.

Benefits

  • Full-time hybrid work arrangement in Lithuania.
  • EUR 4,510–6,444 gross monthly salary.
  • Competitive annual bonus and life insurance from Day 1.
  • Best-in-class health insurance package and up to six fully paid benefit days per year.
  • Referral bonus scheme, learning opportunities, and a global Employee Assistance Program.
  • Office location in Quadrum with workplace amenities and fresh snacks.

Tech Stack

PythonSplunk

Categories

Cencora

About Cencora

10,000+ employees
Contact me