Senior Security Engineer jobs in United States
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Moloco · 5 hours ago

Senior Security Engineer

Moloco is a company that builds powerful AI advertising solutions, and they are seeking a Senior Security Engineer to enhance their security posture. This role involves collaborating with various teams to integrate security into engineering workflows and automating security controls to ensure compliance and resilience as the business scales.

AdvertisingCloud InfrastructureMobileMobile Apps
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Comp. & Benefits
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H1B Sponsor Likelynote

Responsibilities

Embeds automated security testing (SAST/DAST) into CI/CD pipelines to identify vulnerabilities early
Implements safeguards across infrastructure-as-code, containers, and cloud environments to minimize risk from misconfigurations or unintended use
Automates vulnerability scans and real-time threat responses to reduce risks
Participate in security triage and vulnerability management process
Ensures adherence to standards like SOC 2 or GDPR within DevOps processes
Automates manual security tasks, accelerates development, and reduces delays caused by late-stage fixes
Builds robust defenses against evolving threats with incident response playbooks and threat intelligence

Qualification

Cloud security principlesCI/CD pipeline securityVulnerability scanningInfrastructure-as-code securityScripting languagesContainer securityCompliance frameworksThreat modelingRisk assessmentCollaboration

Required

5+ years of experience as a Security Engineer or in a similar role with a strong foundation in CI/CD, automation, and cloud infrastructure
Strong understanding of cloud security principles (AWS, GCP, or Azure)
Experience securing CI/CD pipelines (e.g., GitHub Actions, GitLab CI, Jenkins, Harness)
Familiarity with infrastructure-as-code and related security tools
Proficiency in scripting languages (Python, Bash, etc)
Hands-on experience with container security (e.g., Docker image scanning, Kubernetes best practices)
Knowledge of IAM, secrets management, and secure key handling
Experience with vulnerability scanning, remediation workflows, and risk prioritization
Ability to identify and mitigate misconfigurations in cloud and IaC environments
Comfortable collaborating with DevOps, platform, and application teams

Preferred

Familiarity with compliance frameworks (SOC 2, ISO 27001, NIST, etc.)
Experience with security monitoring and incident response processes
Exposure to SIEM or EDR tools (e.g., Splunk, CrowdStrike, Google SecOps)
Experience with SAST/DAST and dependency scanning tools
Familiarity with zero-trust networking concepts
Knowledge of threat modeling and risk assessment practices

Benefits

Moloco Thrive: Benefits and Well-Being: We take care of you and create the conditions for you to do the best work of your career. We offer innovative benefits that empower our employees to take care of themselves and their families so they can do the best work of their lives.

Company

Moloco offers programmatic advertising solutions to help optimize the client's acquisition, retention, and monetization campaigns.

H1B Sponsorship

Moloco has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (50)
2024 (38)
2023 (29)
2022 (11)
2021 (4)
2020 (13)

Funding

Current Stage
Late Stage
Total Funding
$215.75M
Key Investors
Premier PartnersTiger Global ManagementLG Technology Ventures
2023-06-29Series D· $24.18M
2023-06-29Secondary Market
2021-08-17Series C· $150M

Leadership Team

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Ikkjin Ahn
Co-founder and CEO
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David Sehyuk Park
Co-founder/CIO
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Company data provided by crunchbase