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Senior Security Content Engineer

BlueVoyant • United Kingdom
Remote
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AI Summary

Senior Security Content Engineer to design and build automated detection logic, automation, and visualizations within the Threat Fusion Cell. Develop expert-level detection rules, enrich security signals, and lead integration initiatives to optimize log ingestion and reduce alert noise. Requires expert proficiency in KQL, Python scripting, and Microsoft Azure/Sentinel/Defender with strong SIEM and SOAR platform knowledge.

Key Highlights
Fully remote role based in the UK within the Threat Fusion Cell
Design and build complex detection analytic rules and automation content for security operations
Expert-level proficiency required in KQL, Python/Ruby scripting, and Microsoft Azure/Sentinel/Defender
Lead client-facing integration initiatives and provide expert tuning to reduce false positives
Mentor developing team members and promote reusable content across clients
Competitive compensation with comprehensive benefits package and career growth support
Key Responsibilities
Enrich security signals to improve SOC efficiency and outcomes
Research threat actors and attack vectors to develop detection content for emerging threats
Design and build automation content for onboarding new products
Design and build complex detection analytic rules to improve global detection capabilities
Assist clients in testing and tuning detection logic to reduce false positives and alert fatigue
Perform expert-level global tuning for complex alerts
Identify and promote reusable content including rules, automations, and dashboards across clients
Lead integration initiatives to optimize log ingestion and reduce noise
Deliver research-driven content such as queries, signatures, rules, and knowledge base articles
Develop supplemental detection coverage for high-risk vulnerabilities and exploits
Develop security policies, procedures, and automation frameworks
Communicate regularly with client IT teams to provide guidance and ensure operational readiness
Support the development of incident response processes and documentation
Advance security standard operating procedures and incident response reporting
Mentor developing team members

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Technical Skills Required
Kusto Query Language (KQL) Python Microsoft Azure Sentinel
Benefits & Perks
Competitive compensation
Comprehensive benefits package
Support for wellbeing, development, and career growth
Fully remote work

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Nice to Have
Background in intrusion analysis, detection engineering, or penetration testing
10+ years of experience in IT or cybersecurity with a focus on SIEM and detection content
Microsoft 365 Certified: Security Administrator Associate certification
GCFA, GCFE, or OSCP certification
Master's degree in Cybersecurity, Computer Science, Information Assurance, or a related technical field

Job Description

Senior Security Content Engineer Manager, Content Engineering Threat Fusion CellRemote, UKRight to Work in the UK RequiredBlueVoyant is seeking a to join our fast-paced team in the Threat Fusion Cell, focused on building automated security analysis solutions. This fully remote role involves developing detection logic, automation, and visualizations to help clients derive actionable security insights at an expert level. You'll work closely with internal teams and customers to enhance security operations through innovative content engineering.
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Job Overview
Posted Date Oct 10, 2026
Employment Type Full-time
Experience Level Not Applicable
Location United Kingdom
Category Marketing
Company BlueVoyant
Mentioned Skills
python data structures ruby ai oscp penetration testing incident response digital forensics siem git jira confluence cybersecurity

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