Top Remote Security Engineer Jobs in Denver & Boulder, CO

The Security Engineer will design, build, and enhance security tools and frameworks, analyze security challenges, and contribute to AI/ML security research. Responsibilities include software development, security code review, and technical communication.

As a Security Engineer, you will conduct security assessments, develop security tools, perform architecture reviews, and collaborate on advanced security research.

Lead product security across the SDLC: threat modeling, secure architecture, vulnerability management, security testing and remediation, CI/CD/DevSecOps controls, AI security integration, bug bounty triage, developer training, and cross-functional security consulting to scale secure-by-design practices.

The Senior Embedded Security Engineer will enhance the security of the flight software for space vehicles, ensuring high standards for safety and secure coding practices throughout the development lifecycle.

As a Sr. Product Security Engineer, you will focus on network security, identifying gaps, architecting solutions, and leading cross-functional security initiatives.

Manage and improve vulnerability management, asset visibility, and cloud security across hybrid and multi-cloud environments. Operate tools (Wiz, Rapid7), maintain asset inventories, triage and track vulnerabilities, coordinate remediation with Engineering/SRE/IT, support incident investigations and on-call rotation, maintain compliance evidence and runbooks, and contribute to program improvements and reporting.

The Sr. Infrastructure Security Engineer is responsible for protecting patient data, enhancing cloud infrastructure security, and collaborating with engineering teams to implement effective security practices.

The Security Engineer will manage Liftoff's SIEM, lead the adoption of AI-augmented SOC tools, triage alerts, and improve incident response processes while collaborating on various security functions.

Lead assessment and mitigation of security risks in the virtualization stack. Build threat models, rubrics, and defenses; partner with kernel, virtualization, and provisioning teams to design and implement mitigations; mentor engineers, manage vulnerability backlog, and promote security best practices across product teams.

Lead product security work across Vercel: threat modeling, secure code reviews, open-source and supply-chain security, SDLC tooling and automation, bug bounty triage, cross-team security projects, and customer-facing security support to embed security across development and platform operations.

Design, implement, and maintain scalable cloud security controls for Vercel's platform. Harden infrastructure using infrastructure-as-code and policy enforcement, secure CI/CD pipelines, perform threat modeling and risk analysis, improve monitoring and incident response, and build platform-level security tooling in collaboration with platform and infrastructure teams.

As a Security Engineer II, you will design and implement security controls for cloud and infrastructure systems, partner with teams to identify risks, automate security processes, and respond to production security issues.

The role involves leading security initiatives, building security tools, conducting vulnerability assessments, and collaborating with teams to enhance cloud security and risk management.

The Data Security Engineer will develop and implement data protection strategies, ensuring compliance with regulations like GDPR and HIPAA while securing sensitive data and collaborating with various teams.

Perform hands-on application and system security assessments: discover and validate vulnerabilities, develop proof-of-concepts and custom tooling, conduct threat modeling and architecture reviews, and communicate clear remediation guidance to clients while contributing to security research.

The Staff Security Engineer will lead technical security initiatives, own architectural security decisions, mentor engineers, and align teams on security strategy while ensuring system integrity and compliance.

As a Senior Offensive Security Engineer, you'll assess Huntress' defenses, execute red team engagements, conduct penetration tests, and enhance security protocols while collaborating with internal teams.

The Staff Product Security Engineer will enhance security in product development, conduct threat modeling, review code, automate processes, and advise on security requirements.

The Staff Security Engineer will lead technical security design, ensure data protection standards, mentor engineering teams, and improve security infrastructure.

As a Principal Security Engineer in Data Security, you will spearhead Upstart's data security program, architect software solutions, partner cross-functionally, and mentor teams while ensuring effective protection of sensitive data.

As a Product Security Engineer, you'll develop secure tools for engineering teams, conduct security reviews, and automate security processes to enhance Cedar's healthcare technology solutions.

As a Cryptography Engineer, you will design and maintain cryptographic solutions, manage TLS lifecycle, integrate HSMs, and automate cryptographic operations, while providing technical leadership and mentoring junior engineers.

The Senior Security Engineer will assess application security for AI systems, focusing on prompt injection techniques, threat modeling, and client training on AI security topics.

The Senior Application Security Engineer will implement security controls for space systems, ensuring compliance with government standards while collaborating with engineering teams to enhance security practices and respond to threats.

As a Senior Cloud Security Engineer, you will implement security controls for multi-cloud environments, develop security tooling, and collaborate on cloud architecture.