Senior Platform Security Engineer jobs in United States
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Gemini · 1 day ago

Senior Platform Security Engineer

Gemini is a global crypto and Web3 platform offering a wide range of secure crypto products and services. As a Senior Platform Security Engineer, you will build and maintain security controls across diverse environments, ensuring comprehensive protection and enabling secure delivery in collaboration with engineering teams.

CryptocurrencyFinanceFinancial ServicesFinTechWeb3
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H1B Sponsor Likelynote

Responsibilities

Build and maintain security controls for AWS and Kubernetes (EKS) environments, including guardrails, container security scanning, and infrastructure-as-code (Terraform) security
Support IAM initiatives by helping to design and maintain access controls, role-based access control (RBAC) models, and identity governance workflows
Design, deploy, and maintain internal security services and platforms that other engineering teams rely on
Act as a security partner to engineering teams, helping them make secure architecture decisions without blocking innovation
Work across functions—partnering with AppSec, Threat Detection, and GRC—to identify and reduce risk across the entire stack
Participate in on-call rotation for platform security incidents

Qualification

AWSKubernetesPythonTerraformIAM principlesGoLinux systems engineeringNetwork securityPolicy-as-CodeIdentity providers

Required

5+ years of experience in Information Security, SRE, or Systems Engineering
Strong software development skills in Python or Go with experience building production services
Solid experience with AWS (or similar cloud providers), including familiarity with IAM roles, VPCs, and native security controls
Hands-on experience with Kubernetes/EKS and containerization concepts, including pod security policies and container lifecycle
Understanding of IAM principles, RBAC, and least-privilege access models
Proficiency in Terraform for infrastructure-as-code
Ability to self-scope and execute technical goals with minimal supervision

Preferred

Experience with identity providers (IdP) like Okta and standards like SAML/OIDC
Experience writing Policy-as-Code (e.g., Open Policy Agent/Rego)
Background in Linux systems engineering or network security
Experience building and operating high-availability critical systems

Benefits

Competitive starting pay
A discretionary annual bonus
Long-term incentive in the form of a new hire equity grant
Comprehensive health plans
401K with company matching
Paid Parental Leave
Flexible time off

Company

Gemini is a licensed digital asset exchange and custodian built for both individuals and institutions.

H1B Sponsorship

Gemini 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 (2)
2024 (1)

Funding

Current Stage
Public Company
Total Funding
$499.9M
Key Investors
RippleDraper DragonMorgan Creek Digital
2025-09-12IPO
2025-07-10Debt Financing· $75M
2022-06-20Secondary Market· $1M

Leadership Team

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Tyler Winklevoss
Co-Founder & CEO
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Cameron Winklevoss
Co-founder & President
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Company data provided by crunchbase