Senior Security Analyst

RESPONSIBILITIES Responsibilities: Monitor, triage, and respond to security alerts across multiple tools (SIEM, EDR, email security, etc.)

Own analysis, remediation and documentation for complex investigations, suspicious activity, and confirmed incidents

Maintain detailed and accurate records of security events, investigations, and outcomes

Review and implement policy changes, endpoint actions, and firewall rules

Participate in tuning and optimization of detection rules and alerting thresholds in collaboration with engineering teams

Mentor junior analysts, provide training and knowledge sharing

Support change request reviews and implementations

Perform deeper log analysis, regex/syntax tuning, and advanced queries

Participate in timekeeping (JIRA, Tempo, etc.)

Draft and contribute to playbooks/runbooks

Skills: Broad technical expertise across SIEM, endpoint, proxy, firewall, and email platforms

Skilled at balancing technical investigation with mentoring others

Strong client-facing communication

Operational Scope: Independent and trusted to guide others; escalates only to Advanced Analysts or management

QUALIFICATIONS CompTIA Security+, CySA+, or equivalent foundational security certification

4+ years of relevant experience

Strong understanding of common attack vectors and incident response methodology

Solid grasp of TCP/IP networking, authentication protocols, and endpoint security concepts

Proficient in analyzing log data and alerts from a variety of security tools (e.g., SIEM, EDR, firewall logs)

Effective written and verbal communication skills, particularly around documenting and escalating incidents

Ability to follow procedures while exercising sound judgment in complex scenarios

Flexibility to work shift-based schedules

ADDITIONAL All candidates will be required to take an extensive background screen, credit screen, and drug screen prior to employment. This is an on-site position in the 5iron SOC in Franklin, TN.

Five Iron offers premium benefits that are intended to support our people and their families.

These include:

Company-paid health, dental and vision insurance plans for the employee

Up to a 4% 401k company match that vests immediately, it’s yours to keep

Generous paid time off and 10 holidays per year

Paid time off to vote and volunteer

Paid time off on your birthday because it’s your special day

Up to $100 per month for your internet and cell phone service

Team building events

Job Type: Full-time

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