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ReliaQuest

Cloud-native security operations platform with AI

GreyMatter Specialist

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-timeLondon, UKNo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree in a related field.
  • Understanding of cybersecurity and information technology disciplines, including networking, operating systems, authentication protocols, enterprise network architecture, and security incident response.
  • Knowledge of TCP/IP protocols, network analysis, and network and security applications.
  • Basic knowledge of Linux and Unix operating systems.
  • Ability to combine technical and communication skills to advise customers.
  • Excellent verbal and written communication skills in English.

Responsibilities

  • Serve as a trusted technical advisor and resolve customer challenges from start to finish.
  • Provide customer analysis and recommendations based on alert activity, response playbook availability, and investigations.
  • Triage and fine-tune security alerts, Digital Risk Protection alerts, and engineering health alerts.
  • Integrate and configure log sources for existing customers.
  • Troubleshoot and resolve data parsing and ingestion issues to maintain smooth operations and data accuracy.
  • Independently integrate and configure log sources, including administrative tasks and ad hoc requests.
  • Deploy and fine-tune detection rules using GreyMatter Detect.
  • Use the Cyber Analysis Methodology to conduct investigations.
  • Conduct advanced investigations, including Tier 3 incidents, ad hoc threat hunts, and customer-requested analyses.
  • Communicate with customers regarding engineering and incident response escalations.
  • Spend 75% of the workday interacting with customers.

Desired Qualifications

  • Certifications such as Network+, Security+, or CySA+.
  • One to three years of experience as a security administrator, network administrator, or equivalent knowledge.
  • Prior experience with security information and event management systems or administration.
  • Hands-on experience with data parsing, log formats, and regular expressions.
  • Scripting experience with Bash, PowerShell, or Python.
  • Experience with multiple operating systems, including macOS and Windows.
  • Knowledge of security methodologies, processes, and technical security solutions, including security information and event management systems, intrusion detection and prevention systems, firewall solutions, and offensive security tools.

About the Company

ReliaQuest

Cloud-native security operations platform with AI

ReliaQuest provides a security operations platform called GreyMatter for large enterprises. The platform is cloud-native and uses AI and automation to improve threat detection and response by unifying visibility across many security tools into a single view. It differentiates itself with its enterprise focus, cloud-native architecture, and a strategy of strengthening threat intelligence through acquisitions while offering subscriptions and related services. Its goal is to help organizations manage security operations more effectively and reduce risk across complex, hybrid IT environments.

Company size
1,001-5,000
Company stage
Late Stage VC
Total funding
$1.1B
Headquarters
Tampa, FL
Founded
2007

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