Senior Security Analyst – Managed Services

Presidio

. Support secure client environments through active threat hunting, reporting, and consultation on current client-environment states .

Posted 9/29/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in threat hunting, security analysis, and incident response, with a strong focus on developing and implementing effective security processes. Proficient in creating technical documentation and collaborating with cross-functional teams to enhance security measures and client services.

Highest-signal resume keywords

Threat HuntingSecurity AnalysisEnterprise-Level SIEM ToolsMITRE ATT&CK FrameworkTechnical Documentation Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Incident ResponseVulnerability ScanningRoot-Cause AnalysisSecurity Metrics MonitoringSecurity Use Case Development

Soft Skills

Excellent CommunicationInterpersonal SkillsMentorshipCollaboration

Tools & Technologies

Enterprise-Level Case Management ToolsSOAR PlatformManaged Service Provider ToolsSecurity Operations Tools

Certifications & Qualifications

GIACSSCPCISSPCISM

Industry Keywords

NISTISOPCI-DSSCISCybersecurity Trends

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

Support secure client environments through active threat hunting, reporting, and consultation on current client-environment states
Act as the first line of support for in-house Security Analysts requiring additional expertise or oversight
Work with Lead Security Analysts, Security Engineering, and other Managed Services personnel to meet client service expectations
Provide feedback, mentorship, and development opportunities to team members
Plan and execute long-term strategies benefiting clients and services
Serve as the Named Security Analyst for Presidio MDR clients
Create and maintain technical documentation
Analyze security events and determine malicious activity
Create security write-ups covering security issues, analysis, and remediation techniques
Collaborate with Senior Security Analysts, Engineering, and Architecture teams to create and tune security use cases across platforms
Assist Engineering with managing toolset access for the Analyst Team
Develop and monitor security-activity metrics, identify trends, and formulate continuous-improvement action plans
Ensure adherence to SOPs and quality-control procedures and enhance alerting and operational tools
Contribute to and enforce best-practice policies and submit content to the Knowledge Base
Perform root-cause analysis of critical events to refine preventative and reactive processes
Stay current on cybersecurity trends, tools, standards, best practices, and news
Generate comprehensive security write-ups detailing issues, analysis, and remediation strategies

Requirements

What you’ll need

Bachelor's degree or equivalent work experience and/or military experience
5+ years of related IT experience
2+ years of analyst experience with enterprise-level case management tools
2+ years of analyst experience with enterprise-level SIEM tools
2+ years of experience working in a Managed Service Provider or customer support function
Prior knowledge of common network-based services and common client/server applications
Excellent communication and interpersonal skills
Ability to define effective security processes and implement process improvements
Practical knowledge of MITRE ATT&CK, CIS, NIST, ISO, PCI-DSS, and related frameworks and methodologies
Experience developing technical documentation, reports, dashboards, SOPs, and Knowledge Base articles
Previous experience with vulnerability scanning tools
Prior experience working in a SOAR platform
Ability to work in a dynamic 24/7/365 shift environment
Preferred experience with an MSSP and/or MDR provider
Ability to collaborate within a technical team and mentor others
GIAC, SSCP, CISSP, CISM, or other security-related certifications ideally sought

Benefits

Comp & perks

5% associated travel
Reasonable accommodations for individuals with disabilities
Equal opportunity employment
VEVRAA priority referrals for protected veterans