Security Specialist - Tenable
Summary
Runs day-to-day vulnerability management: operating Tenable Security Center/Tenable One and Nessus scanners, scheduling authenticated scans, onboarding assets, prioritizing findings with CVSS, tracking remediation with system owners, and reporting to European stakeholders. Core stack: Tenable SC, Tenable One, Nessus, Windows/Linux.
Mandatory Skills- Tenable Security center/Tenable SC, tenable One, Vulnerability Security,
Good to have-Linux
The Vulnerability Management Engineer Level 2 is responsible for the day-to-day operational execution of the organization s vulnerability management
activities.
The role operates and maintains vulnerability management platforms (e.g., Tenable Security Center, Tenable One or comparable solutions), schedules
and executes authenticated and unauthenticated scans, ensures onboarding of new assets into the scanning scope, and validates scan accuracy.
The engineer actively tracks remediation activities with system owners, enforces defined remediation SLAs, and ensures that vulnerabilities are properly
documented, re-tested, and closed. The position ensures continuous visibility of technical exposure and supports measurable risk reduction through
meaningful reporting and disciplined operational follow-up.
Key Responsibilities
Tenable Infrastructure Operation
Operate and maintain Tenable Security Center (Tenable SC), Tenable One, and Nessus scanners
Test and approve new Nessus Agent versions and Coordinate the rollout of them
Keep scan engines, plugins, policies, and agents up to date
Monitor connectivity, performance, and health
Ensure proper scanner coverage and health monitoring
Onboarding of New Systems
Deploy and troubleshoot Tenable Agents / Nessus Scanners / Nessu Managers
Configure servers/VMs for active scanning
Maintain scan templates and scanning policies
Assign systems to correct Asset Groups and Scan Policies
Execution and Monitoring of Vulnerability & Compliance Scans
Schedule and perform regular vulnerability and compliance scans
Monitor scan completion, accuracy, asset coverage, and scan errors
Troubleshoot scanning issues (credentials, firewall blocks, service problems, missing ports, etc.)
Analysis & Prioritization of Findings
Review, validate, and prioritize vulnerabilities
Use CVSS, exploitability, and asset criticality for risk-based classification
Provide clear, concise recommendations to European stakeholders
Remediation Tracking & Escalation
Proactively follow up with server owners and application teams
Track remediation progress and ensure timelines are met
Highlight overdue critical findings and escalate when needed
Support troubleshooting during patching or mitigation efforts
Communication & Reporting
Communicate professionally in English with European teams
Prepare vulnerability reports, dashboards, KPIs, and SLA overviews
Maintain documentation, runbooks, and operational procedures
Support internal audits and compliance requirements
Penetration Test Report Review & Integration
Review and interpret penetration test reports delivered by internal or external security teams
Validate the findings, assess their severity, and ensure they align with the organization s risk model
Translate penetration test findings into actionable remediation tasks for system owners
Follow up with responsible teams to ensure the identified weaknesses are addressed
Integrate penetration test results into the vulnerability management workflow and tracking tools
Provide summaries and clear explanations to stakeholders who may not have a security background
Required Knowledge
Hands-on experience in Vulnerability Management and IT Security
Strong understanding of CVE, CVSS, vulnerability types, and exploit mechanics
Strong practical knowledge of Tenable SC, Tenable One, and Nessus
Solid understanding of Windows and Linux server environments
Good knowledge of networking (ports, protocols, firewalls, routing)
Understanding of patching processes and change management
Familiarity with compliance scanning (CIS benchmarks, hardening standards)
Ability to understand common penetration testing techniques and methodologies (e.g., OWASP, MITRE ATT&CK)
Familiarity with typical attack vectors: privilege escalation, late"
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