Security Analyst

Bolster, Inc

Security Analyst helping protect global brands from phishing and online fraud. Investigating suspicious activities and collaborating with cross-functional teams.

Posted 5/18/2026full-timeSanta Clara • California • 🇺🇸 United StatesJuniorMid-Level💰 $70,000 - $100,000 per yearWebsite

Tech Stack

Tools & technologies

CloudCyber SecurityDNS

About the role

Key responsibilities & impact

Proactively conduct threat hunting activities across endpoints, networks, cloud environments, and security platforms.
Monitor and analyze security alerts from SIEM, EDR, IDS/IPS, and other security tools.
Investigate suspicious activities, indicators of compromise (IOCs), and potential security incidents.
Perform incident triage, containment, remediation, and post-incident analysis.
Develop and refine detection rules, use cases, and threat intelligence correlations.
Analyze malware, phishing attempts, and attack patterns to identify emerging threats.
Collaborate with IT, Engineering, and Infrastructure teams to strengthen security controls.
Document investigations, findings, and remediation recommendations clearly and accurately.
Support vulnerability management and security assessment initiatives.
Stay current on cybersecurity trends, threat actors, tactics, techniques, and procedures (TTPs).

Requirements

What you’ll need

2+ years of experience in cybersecurity, Trust & Safety, brand protection, threat intelligence, or related security operations roles.
Well-versed in phishing, impersonation, credential harvesting, and online fraud activity, including investigative and reporting workflows.
Understanding of internet infrastructure, including domains, DNS, hosting providers, redirects, and attacker infrastructure.
Knowledge of cybersecurity and fraud detection principles, including common attacker tactics, techniques, and procedures (TTPs).
Experience with OSINT tools and investigative methodologies is preferred.
Strong analytical and investigative mindset with excellent problem-solving and hypothesis-driven investigation skills.
Self-motivated and detail-oriented, with the ability to work independently and collaboratively in a fast-paced environment.
Strong written and verbal communication skills, with the ability to clearly document findings and summarize technical information for internal stakeholders.
Familiarity with threat intelligence platforms, phishing analysis, and abuse reporting processes is a plus.
Security certifications such as Security+, GSEC, CySA+, or similar are a plus.
Willingness and flexibility to assist with time-sensitive investigations and critical security incidents as needed.

Benefits

Comp & perks

Excellent medical, dental, and vision insurance
Flexible time off + paid holidays.
Equity + 401(k) plan

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

threat huntingincident triagemalware analysisphishing analysisvulnerability managementsecurity assessmentdetection rules developmentthreat intelligence correlationsOSINT toolscybersecurity principles

Soft Skills

analytical mindsetproblem-solvinghypothesis-driven investigationself-motivateddetail-orientedcollaborativestrong written communicationstrong verbal communication

Certifications

Security+GSECCySA+