Top Cyber Security Jobs in Denver & Boulder, CO

Develops and maintains spacecraft security architecture, translates system security requirements into component controls, assesses cybersecurity compliance, conducts threat analysis, and supports RMF, A&A, and ATO activities. The role collaborates with systems, hardware, software, and program teams; contributes to acquisition and protection documentation; identifies cyber risks; recommends mitigations; and promotes secure-by-design engineering practices.

Leads technical pre-sales architecture for complex security solutions serving public-sector and commercial customers. Translates business, security, compliance, and technical requirements into solution designs, bills of materials, statements of work, estimates, pricing, assessments, and deployment plans. Conducts discovery sessions, architecture workshops, solution reviews, and customer presentations while partnering with sales, delivery teams, and security vendors. Mentors architects and sellers, supports regional customer activity, and travels throughout the Southeast as needed.

Architect and build production AI security systems spanning endpoint sensors and cloud-scale infrastructure. Lead autonomous cyber defense capabilities, including detection, threat hunting, response, adversary simulation, secure agent execution, and model evaluation. Establish technical direction, benchmarks, and safety practices while mentoring senior engineers and researchers. Carry frontier AI research into the Falcon platform and represent the company through publications, open source, standards, and industry collaboration.

Designs and implements secure AWS infrastructure, integrating development, operations, and security practices. Automates infrastructure with CloudFormation and Terraform, conducts vulnerability assessments, implements security controls, manages incident remediation, and supports CI/CD through Jenkins and GitLab. The role also uses Python, CrowdStrike, and Palo Alto Networks while collaborating with clients and technical teams to improve cybersecurity, reliability, and infrastructure performance.

Secure CrowdStrike’s software supply chain and code-hosting environments by assessing GitHub organizations, open-source integrations, repositories, dependencies, and third-party packages. Implement repository guardrails, secret scanning, access controls, and automation; investigate supply-chain threats such as typosquatting and dependency confusion; promote secure coding and open-source compliance; and collaborate with engineering teams on security initiatives.

Leads enterprise network security architecture, engineering, and modernization across cloud and on-premises environments. Designs firewalls, WAF, DDoS protection, Azure connectivity, microsegmentation, Zero Trust, SASE, and SD-WAN solutions. Serves as a Level 3 incident escalation point, drives root-cause analysis and resilience improvements, establishes automation and DevSecOps standards, and mentors engineers. Partners with stakeholders and vendors to deliver secure, scalable network security platforms.

Serves as the senior technical authority for enterprise browser data protection and security. Owns architecture, roadmap, standards, lifecycle, browser-based DLP controls, integrations, automation, and operational support. Leads complex troubleshooting, major incident response, root-cause analysis, runbook development, and continuous improvement. Partners across cybersecurity, identity, endpoint, network, cloud, risk, compliance, and vendor teams while mentoring engineers and influencing enterprise security design.

Build and operate secure AI platforms, agent workflows, and reusable automation patterns. Embed security into SDLC and PDLC through threat modeling, scanning, secrets detection, supply-chain controls, and automated reviews. Develop AWS identity, network, access, and infrastructure guardrails, including zero-trust and privileged-access automation. Own production services, monitoring, incident response, and on-call support while partnering with teams across the company to enable secure self-service workflows.

Lead the enterprise information security architecture strategy, roadmap, standards, governance, and security-by-design practices across cloud, hybrid, and on-premise environments. Oversee threat modeling, zero-trust principles, security baselines, architecture escalations, vulnerability mitigation, vendor evaluations, compliance mapping, and strategic program delivery. Partner with engineering, product, network operations, and executive leadership while managing security architecture teams and translating complex risks into business impacts.

Build and operate security infrastructure for MongoDB Atlas across AWS, Azure, and Google Cloud. Responsibilities include hardening Linux hosts and containers, implementing cloud security controls, workload identity, vulnerability management, Infrastructure-as-Code, runtime threat detection, and monitoring systems. The role leads initiatives from threat modeling and architecture through deployment and long-term production reliability.

Build and operate security infrastructure protecting MongoDB Atlas across AWS, Azure, and GCP. Responsibilities include hardening Linux hosts and containers, implementing Kubernetes security controls, managing CSPM and workload identity platforms, deploying security controls through Terraform and other IaC tools, and creating monitoring and alerting systems. The role leads initiatives from threat modeling and architecture through implementation, rollout, and ongoing production reliability.

Owns enterprise AI security assessment, architecture, and control programs. The role evaluates AI systems, vendors, platforms, and shadow AI; designs secure architectures, guardrails, identity models, sandboxes, gateways, and runtime controls; and develops detection and response capabilities for prompt injection, jailbreaks, data leakage, and tool misuse. The engineer partners with governance, identity, platform, engineering, and security operations teams, advises senior leaders, drives remediation, and mentors security professionals.

Own and scale Jellyfish’s security engineering program, including strategy, architecture, secure SDLC governance, AI security, threat modeling, vulnerability remediation, incident response, penetration testing, and bug bounty programs. The role combines hands-on software development with executive advising, cross-functional leadership, mentorship, and security risk management across SaaS infrastructure and customer-facing AI products.

Build and operate secure, resilient distributed systems for secrets and key management across Cloudflare’s global network. Re-architect internal PKI and machine or workload identity systems, participate in on-call incident response, support internal developers, and advise engineering teams on secure system design. The role requires software development, distributed systems expertise, Linux/UNIX administration, and hands-on security implementation experience.

Secure Runpod’s multitenant GPU cloud infrastructure across bare-metal and virtualized environments. Responsibilities include designing workload and network isolation, hardening Linux kernels and container platforms, testing hypervisor and hardware security, developing low-level controls in C, Go, or Rust, securing GPU and PCIe interactions, and responding to infrastructure security incidents with forensic capabilities for ephemeral containers.

Leads AI-focused application security across software, cloud, hardware, and firmware. Conducts security assessments and AI-driven red-team exercises, develops secure-code fixes and AI-enabled security tooling, validates controls for LLM and agentic systems, and shapes organization-wide AI security strategy. Partners with engineering, hardware, and executive stakeholders to identify threats, implement mitigations, and safely adopt AI within security operations.

Architects and manages enterprise security engineering, threat detection, vulnerability assessment, security hardening, incident response, and security policies across cloud, on-premises, and SaaS environments. The role monitors security logs, supports compliance, advises on vendors and implementations, integrates security into the development lifecycle, and participates in on-call and change management activities.

Analyze, debug, and secure diverse codebases; implement features; refactor legacy software; conduct audits and penetration tests; optimize backend performance; and document findings to improve AI training datasets.

Leads Fastly’s Platform Security organization, defining multi-year technical strategy and roadmaps for foundational infrastructure, secrets, identity, PKI, and trust services. Manages engineering teams and principal-level contributors, drives reliability and security best practices across the organization, establishes metrics and accountability, and communicates strategy and risk to executives. Requires deep experience with distributed systems, infrastructure as code, Linux, cloud and on-premises environments, and security technologies. Coding is not expected, but strong technical expertise is essential.

Sets the technical vision for enterprise security across cloud, identity, application, data, endpoint, and network environments. Leads security architecture, threat modeling, DevSecOps, incident response, compliance evidence, security roadmap planning, and AI security initiatives. Advises executives and cross-functional stakeholders, handles high-severity escalations, mentors security engineers, and strengthens healthcare security controls for AWS, Azure, FHIR, Medplum, Snowflake, HITRUST, HIPAA, and NIST requirements.

Lead product, cloud, application, infrastructure, and internal security across Hipp’s healthcare SaaS platform. Responsibilities include architecture reviews, threat modeling, vulnerability management, cloud and identity security, monitoring, incident response, AI-agent security, compliance controls, vendor risk, customer security reviews, and security mentorship.

Build ngrok’s foundational security engineering program, including security tooling, CI/CD guardrails, secrets scanning, vulnerability tracking, cloud security, risk assessments, AI security policies, detection capabilities, and incident response. Partner with engineering and leadership to establish security controls, automation, metrics, and reusable internal security platforms.

Lead the architecture, security, and operation of Maestro’s multi-tenant AI platform on private GKE. Responsibilities include Kubernetes runtime isolation, identity and credential security, service mesh trust, Terraform infrastructure, fleet scaling, CI/CD, observability, auditability, human approval workflows, and governed agent integrations. The role also sets technical direction, mentors engineers, and partners across Product, Security, and Leadership to deliver secure, reliable distributed systems at scale.

Own and improve security across cloud infrastructure, AI platforms, corporate IT, endpoints, identity, email, and business applications. Build detection and response capabilities, secure containers and software supply chains, implement identity and access controls, manage vulnerabilities and secrets, and automate security guardrails. Investigate threats across cloud, identity, and endpoint telemetry while protecting sensitive customer data and supporting compliance controls.

Builds secure AI and agentic cybersecurity tooling, transforming research prototypes into production-ready services. Responsibilities include developing backend services, APIs, CLI tools, automation, and integration patterns; defining MVPs for ambiguous security and identity challenges; collaborating across research, product, enterprise security, and platform teams; and applying offensive security and adversarial thinking to address AI-specific risks such as injection, tool misuse, unauthorized access, data exfiltration, and unsafe delegation.