Senior Cloud Security Engineer – InfoSec

Mercury

Cloud Security Engineer securing Mercury’s fintech infrastructure through AWS architecture, resilience, zero trust, and automated controls. Remote within the United States or Canada.

Posted 8/4/2026full-timeRemote • California, New York, Oregon • 🇺🇸 United StatesSenior💰 $166,600 - $208,300 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in cloud security posture management, applying Governance, Risk and Compliance principles, and automating security controls to enhance resilience and minimize risks. Proficient in AWS architecture and familiar with security frameworks and privacy regulations essential for maintaining a secure cloud environment.

Highest-signal resume keywords

Cloud SecurityGovernance, Risk and ComplianceAWS ArchitectureSecurity FrameworksInformation as Code (IaC)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cloud SecurityNetworkingInformation SecuritySecurity FrameworksTroubleshootingAttack VectorsCloud Infrastructure ReliabilityAutomation of Security ControlsCyber ResilienceZero Trust Initiatives

Soft Skills

Problem-SolvingAnalytical SkillsCalm Under PressureCollaborationDesire to Learn

Certifications & Qualifications

AWS Certifications

Industry Keywords

NIST CSFFFIECSOXSOC2GLBAISO27018PCI-DSS

Tech Stack

Tools & technologies

AWSCloud

About the role

Key responsibilities & impact

Help build and define cloud security posture, enable cyber resilience, and support zero trust initiatives
Apply Governance, Risk and Compliance principles to cloud engineering
Collaborate with infrastructure and engineering teams to improve cloud infrastructure reliability and security
Automate cloud security controls to minimize threats, vulnerabilities, and risk
Shape Mercury's AWS cloud architecture around resilience, least privilege, and long-term maintainability
Address remote access challenges in Mercury's remote-first environment
Work with teams and stakeholders across Mercury to address cloud security concerns

Requirements

What you’ll need

5+ years of relevant experience in cloud security, networking, information security, or related fields
Strong desire to learn and grow, with a proven track record of doing so
Familiarity with security frameworks and privacy regulations, including NIST CSF, FFIEC, SOX, SOC2, GLBA, ISO27018, and PCI-DSS
Deep problem-solving and analytical skills
Ability to act calmly and competently in high-pressure, high-stress situations
Fundamental understanding of accepted security practices, troubleshooting, attack vectors, and customer support
Familiarity with information as code (IaC) tooling
AWS certifications are encouraged

Benefits

Comp & perks

Base salary
Equity (stock options/RSUs)
Benefits
Reasonable accommodations throughout the recruitment process for applicants with disabilities or special needs