Top Cyber Security Jobs in Denver & Boulder, CO

Own and improve Octus’s enterprise security technology across endpoints, identity, SaaS, email, DLP, AI tools, cloud, and applications. Responsibilities include managing security platforms, hardening systems, tuning SIEM detections, responding to incidents, driving remediation, supporting audits and client reviews, assessing vendor risk, automating workflows, and mentoring teammates. The role requires broad hands-on cybersecurity expertise across Mac and Windows environments, identity platforms, secure web gateways, DLP, compliance frameworks, scripting, and REST APIs.

Leads enterprise data protection and AI security strategy, architecture, and execution. Builds and manages security engineering teams; oversees Microsoft Purview classification, labeling, DLP, endpoint protection, insider risk, and DSPM. Defines security controls for generative AI, LLMs, agents, and AI-enabled SaaS; guides AI governance and vendor assessments. Partners with Security Operations and Incident Response to address data exfiltration, insider threats, and AI-related incidents while meeting regulatory and contractual obligations.

Lead the architecture and engineering of production-grade agentic AI platforms for offensive cybersecurity operations. Design multi-agent workflows, execution harnesses, memory, tool calling, model routing, retrieval, and enterprise integrations. Establish security, evaluation, observability, reliability, and AI safety practices, including sandboxing, authorization, secrets management, guardrails, and defenses against prompt injection and data leakage. Mentor engineers, guide cross-functional architecture decisions, and communicate tradeoffs to senior leadership.

Build and operate central security systems, automation, tooling, and controls across cloud infrastructure, identity, access, products, partners, and vendors. Develop AI-assisted security workflows, lead external assessments through verified remediation, identify and validate vulnerabilities, guide engineering teams, and participate in incident response. The role requires production security engineering experience, strong programming skills, cloud security expertise, and fintech, payments, or crypto experience.

Design, build, and operate secure LLM platforms, RAG pipelines, and agentic workflows for security analytics and threat detection. Develop AI security controls, monitoring models, governance frameworks, and adversarial testing protocols. Protect AI systems against prompt injection, unauthorized access, model drift, and adversarial abuse while integrating automation into security operations. Requires Python, enterprise LLM platform, cloud-native security, and AI threat-modeling expertise.

Lead security architecture and design reviews, define standards for protecting sensitive healthcare data, build automated defenses, improve monitoring and incident response, redirect technical strategy, translate complex security objectives into engineering requirements, and mentor engineers through rigorous code and design reviews.

Develops and validates product security solutions for embedded computing systems. Responsibilities include implementing cybersecurity features, applying RMF and A&A processes, defining security requirements, assessing risks and vulnerabilities, evaluating remediation costs, coordinating with engineering and program teams, and ensuring compliance with DoD and government security standards. Requires 25% travel, minimal direction, and an active U.S. TS/SCI clearance.

Designs and develops IAM and security software, automation, APIs, and microservices. Integrates security into cloud and CI/CD environments, conducts code reviews and threat modeling, monitors security events, supports incident response, and advises teams on identity architecture and best practices. Requires extensive IAM administration, programming, cloud, containerization, and secure-coding experience.

Own internal offensive security assessments across applications, APIs, cloud infrastructure, and corporate systems. Plan and execute penetration tests, validate vulnerabilities safely, review source code, and partner with engineering teams through remediation and retesting. Build automated security testing tools and workflows, lead adoption of AI-assisted offensive security capabilities, support third-party testing, improve detection and incident response, and participate in on-call responsibilities.

Designs and deploys enterprise IAM and Zero Trust architectures across corporate and vendor environments. The role establishes MFA, SSO, privileged access, segmentation, and security effectiveness metrics; integrates AI-driven threat detection and automation; analyzes threat intelligence; remediates vulnerabilities; and leads security architecture intake for enterprise initiatives. It requires cross-functional collaboration with IT, compliance, and business teams.

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.

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.

Leads cybersecurity for water and wastewater OT infrastructure, including network security design, penetration testing, vulnerability audits, policy development, incident and disaster recovery planning, and security assessments. Manages project execution, mentors cybersecurity professionals, develops training, supports client relationships and business development, and oversees security deliverables for complex infrastructure projects.

Designs, deploys, maintains, and improves enterprise cybersecurity infrastructure across network, application, cloud, and on-premises environments. Responsibilities include operating firewalls and defensive platforms, managing SASE/ZTNA and SD-WAN implementations, conducting vulnerability and threat analysis, supporting incident response, maintaining secure baselines, automating operational tasks, integrating intrusion detection telemetry, collaborating with SOC and network teams, and contributing to security architecture and roadmap decisions.

Designs, deploys, and improves information security solutions. Responsibilities include vulnerability scanning, penetration testing, risk assessments, network and system monitoring, incident investigation and response, firewall and encryption implementation, security control assessments, compliance reviews, policy development, technical documentation, and staff security guidance.

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.

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.

Leads a team of security engineers developing automation for vulnerability discovery, impact analysis, remediation, and scalable security testing. Responsibilities include building tools for native-code security research, devising systematic vulnerability detection methods, collaborating with product teams, and communicating the business value of security investments. The role requires strong OS security fundamentals, computer science expertise, C/C++ experience, and people management.

Plans, designs, implements, and maintains security architectures and infrastructure. Manages network security, risk, incidents, vulnerabilities, compliance controls, and threat-driven security changes. Performs security reviews, penetration testing, vulnerability remediation, and may investigate intrusions and conduct forensic analysis. Collaborates with business leaders to balance security risks with organizational needs and executes implementation plans under senior engineer guidance.

Build and operate automated infrastructure security capabilities across multi-cloud environments. Harden Linux hosts and containers, develop security controls with Terraform and production code, manage Kubernetes and cloud security platforms, implement monitoring and threat detection, and lead initiatives from threat modeling through reliable production deployment.

Designs, implements, and operationalizes AI security and GenAI data protection controls across enterprise AI usage. Engineers AI Gateway policies, detection logic, monitoring, coaching, redaction, quarantine, and blocking capabilities. Integrates telemetry with SIEM, SOAR, ITSM, identity, and data protection platforms. Assesses risks involving AI agents, MCP, APIs, non-human identities, and third-party integrations while improving control effectiveness, documenting standards, supporting audits, and partnering with technical and business teams.