{"schemaVersion":"jobsearcher.job.v1","id":"d0771ee27f2ca9cff2e01e95","url":"https://jobsearcher.com/jobs/d0771ee27f2ca9cff2e01e95","canonicalUrl":"https://jobsearcher.com/jobs/d0771ee27f2ca9cff2e01e95","title":"Staff Platform Security Engineer","description":"Senior / Staff Platform Security EngineerColossus Technologies Group is partnering with a rapidly growing financial technology company to build out a highly technical Platform Security organization.We’re looking for security-minded software engineers who want to build the systems, tooling and guardrails that secure a large-scale cloud production environment.This is not a traditional cloud security or DevSecOps position. The strongest candidates will be engineers who can write production software, understand cloud infrastructure deeply and build security capabilities rather than simply configure security products.What you’ll work on:Building security services and internal tooling in Python and/or GoSecuring large-scale AWS environments and cloud-native infrastructureKubernetes and container securityIAM, authentication, authorization and least-privilege architectureInfrastructure-as-code security and automated policy enforcementSecurity controls embedded into CI/CD and engineering workflowsVulnerability detection, prioritization and automated remediationDeveloping scalable security guardrails for engineering teamsApplying AI and automation to cloud security, vulnerability management and detectionDesigning security systems that are reliable enough to operate as production infrastructureWhat we’re looking for:Strong software engineering fundamentalsProduction experience with Python, Go or another modern backend languageDeep AWS or comparable cloud infrastructure experienceExperience building security systems, platforms or automationUnderstanding of distributed systems and production infrastructureExperience with Kubernetes, containers and modern deployment environmentsTerraform or comparable infrastructure-as-code experienceAbility to own a technical problem from architecture through productionWe’re particularly interested in engineers coming from:Platform or infrastructure securityCloud security engineeringSecurity-focused backend/software engineeringInfrastructure engineering with significant security ownershipSecurity product engineeringRemote – United StatesFull-timeSenior and Staff-level opportunities availableHighly competitive base + bonus + equity","company":"Colossus Technologies Group","rawCompany":"colossus technologies group","city":"Millbrae","state":"CA","isRemote":false,"isActive":true,"createdAt":"2026-10-08T03:10:20.783Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1299.05","title":"Information Security Engineers","slug":"information-security-engineers"},{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Staff Platform Security Engineer","description":"Senior / Staff Platform Security EngineerColossus Technologies Group is partnering with a rapidly growing financial technology company to build out a highly technical Platform Security organization.We’re looking for security-minded software engineers who want to build the systems, tooling and guardrails that secure a large-scale cloud production environment.This is not a traditional cloud security or DevSecOps position. The strongest candidates will be engineers who can write production software, understand cloud infrastructure deeply and build security capabilities rather than simply configure security products.What you’ll work on:Building security services and internal tooling in Python and/or GoSecuring large-scale AWS environments and cloud-native infrastructureKubernetes and container securityIAM, authentication, authorization and least-privilege architectureInfrastructure-as-code security and automated policy enforcementSecurity controls embedded into CI/CD and engineering workflowsVulnerability detection, prioritization and automated remediationDeveloping scalable security guardrails for engineering teamsApplying AI and automation to cloud security, vulnerability management and detectionDesigning security systems that are reliable enough to operate as production infrastructureWhat we’re looking for:Strong software engineering fundamentalsProduction experience with Python, Go or another modern backend languageDeep AWS or comparable cloud infrastructure experienceExperience building security systems, platforms or automationUnderstanding of distributed systems and production infrastructureExperience with Kubernetes, containers and modern deployment environmentsTerraform or comparable infrastructure-as-code experienceAbility to own a technical problem from architecture through productionWe’re particularly interested in engineers coming from:Platform or infrastructure securityCloud security engineeringSecurity-focused backend/software engineeringInfrastructure engineering with significant security ownershipSecurity product engineeringRemote – United StatesFull-timeSenior and Staff-level opportunities availableHighly competitive base + bonus + equity","datePosted":"2026-10-08T03:10:20.783Z","dateModified":"2026-10-08T03:10:20.783Z","hiringOrganization":{"@type":"Organization","name":"Colossus Technologies Group","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"d0771ee27f2ca9cff2e01e95"},"url":"https://jobsearcher.com/jobs/d0771ee27f2ca9cff2e01e95"}}