Top Senior Cyber Security Jobs in Phoenix, AZ

Harden low-level platform layers across firmware, bootloader, Linux kernel, and hardware roots of trust. Design secure/measured boot and attestation, review kernel modules/drivers for memory safety and privilege issues, build kernel telemetry (eBPF), and drive fleet-wide vulnerability response and remediation.

Design, build, and operate firewall, segmentation, and zero-trust controls across data center, corporate, and cloud networks. Implement infrastructure-as-code for policy and CI/CD deployment, manage lifecycle and rule hygiene, build network detection capabilities, operate VPN/remote access patterns, and document architecture and runbooks while partnering with Network Engineering and Security Operations.

Lead product security across application, CI/CD/supply-chain, and Kubernetes-based infrastructure. Own PKI and mTLS, vulnerability management, product incident response, infra hardening, and partner with hardware/firmware teams on secure boot, key storage, and supply-chain integrity. Drive secure SDLC, SAST/DAST/SCA, SLSA-aligned controls, and mentor engineering teams while building security programmatic controls.

Own cloud and network security, identity and PKI systems, and compliance for cloud and hybrid environments. Design secure cloud networking, manage NGFW/IDS/IPS, implement IAM/PAM/MFA, operate PKI and cryptography, maintain SIEM/EDR, and implement controls for CMMC L2, FedRAMP, and NIST 800-171. Support audits, documentation, risk assessments, and automation for compliance evidence and hardening standards.

Provide technical and functional security support for Oracle Fusion Cloud and related applications. Manage access provisioning/deprovisioning, troubleshoot roles and data security issues, maintain role and service-account documentation, support BI permissions, assist projects and consultants, and ensure SOX compliance for Oracle access controls.

Lead and manage SOC 1/SOC 2 exams and SOX/ICFR activities, assess and remediate ITGCs/ITACs, translate audit requirements into scalable controls, partner with engineering and finance, drive audit readiness, documentation, and automation to improve control effectiveness and audit outcomes in a cloud-native environment.

Own and execute end-to-end collaboration platform integrations for acquisitions: scope, migrate users, Slack channels, Drive, mailboxes, and configurations. Maintain Google Workspace, Slack, and Zoom at enterprise scale; manage email and domain security, DNS consolidation, phishing response, DLP, and platform incident response. Lead compliance/eDiscovery, archiving architecture, vendor selection, and automation to standardize governance across brands. Coordinate cross-functional stakeholders during M&A and build repeatable playbooks and tooling.

Design, review, and verify security architecture across infrastructure, applications, blockchain, and AI projects; conduct security assessments and audits; advise blockchain teams on secure operations; stay current on security threats and mitigations.

Lead offensive application security work across the core product: hunt and remediate vulnerabilities, harden systems, safeguard PHI, scale AI-driven vulnerability discovery, mentor engineers, and partner with SRE and security teams to improve resilience and disaster recovery.

Serve as a fractional CISO advising alternative asset firms and family offices on building, maintaining, and operating full cybersecurity programs. Provide hands-on leadership, risk assessment, policy and controls development, and program execution on project-based engagements.

Provide fractional cybersecurity advisory and hands-on operations for hedge funds and family offices: conduct assessments, run vulnerability management and incident response, implement policies and controls, monitor logs and network traffic, test BCDR plans, advise on vendor selection, and report KPIs and remediation plans.

Senior technical responder for application security incidents: lead escalations, analyze attacks and logs, design/implement custom security policies, perform forensics, automate ASR workflows, mentor engineers, and collaborate with customers and cross-functional teams to remediate threats and improve products.

Lead and grow WWT's micro-segmentation practice, driving revenue and client engagements across Illumio, Guardicore, and Cisco Secure Workload. Manage a team of consultants, author SOWs, deliver end-to-end segmentation and zero-trust solutions, oversee project delivery, and advise clients on compliance and optimization. Partner with sales, OEMs, and executives to position offerings and ensure successful outcomes.

Lead IAM consulting engagements: deliver assessments, architecture design, and implementations across IGA, PAM, access management, and cloud identity. Serve as technical SME for pursuits, scope and price engagements, produce client-ready deliverables, facilitate executive workshops, mentor consultants, and grow the IAM practice through reusable assets and thought leadership.

Lead technical IAM delivery tasks: conduct current-state discovery, configure and validate IGA/PAM/Access Management platforms, perform gap analyses against frameworks, produce client deliverables (assessments, diagrams, maturity scores), facilitate workshops, and support pre-sales and practice development while growing toward workstream ownership.

Lead and execute Governance, Risk, and Compliance (GRC) delivery tasks: conduct risk assessments, gap analyses, control and policy design, third‑party risk evaluations, and produce client-ready deliverables. Facilitate discovery workshops and stakeholder interviews, support program and roadmap recommendations, contribute to pre-sales and practice assets, and grow toward owning full workstreams while coaching junior team members.

Plan and execute offensive tests across web apps, APIs, networks, and cloud; retest fixes; scope and oversee engagements; produce actionable reports and metrics; collaborate with engineering, security, and GRC; evolve playbooks and tooling; mentor team members and incorporate adversary-focused threat modeling and detection feedback.

Build and maintain scalable data pipelines and data products to enable security and fraud detection. Implement ETL, data models, and distributed processing (Spark/Presto/Flink/Kafka) to centralize signals, support analytics and machine learning, and partner with security teams to improve detection and mitigation of fraud and account compromise.

Design, implement, and validate scalable endpoint security controls across Mac, Windows, and Linux. Lead patch and vulnerability management, host hardening, exploit validation, and threat-prioritization. Evaluate build vs. buy options, collaborate cross-functionally, translate technical risk to business impact, and provide business-hours operational support with infrequent incident response.

Design, build, and operate runtime provisioning and secure transport systems to authenticate Netflix client applications at scale. Collaborate with client engineering across devices and platforms, apply applied cryptography and attacker mindset to validate controls, and take end-to-end ownership from design through in-field impact while balancing security and product tradeoffs.

Provide engineering-first customer support for security, privacy, and assurance tooling. Triage and resolve authentication and access issues, build automation and runbooks, maintain support tooling, and improve developer experience. Use Generative AI responsibly to accelerate triage, documentation, and automation while advocating for customers and collaborating with product and engineering partners.

Own protocol and cryptographic foundations for Netflix Open Connect edge appliances. Design and implement security primitives, optimize crypto/transport for performance, build DoS mitigations, conduct vulnerability research, and partner cross-functionally to deploy end-to-end security controls across delivery infrastructure.

Lead and perform application and network penetration tests, source code and cloud security reviews, and produce clear pentest reports. Research and develop pentesting tools/methods for blockchain and Web3, contribute to community content, and support client security engagements.

Perform smart contract and protocol audits, consult with external blockchain teams on remediation, conduct security research, and build internal security tools and methodologies to protect Web3 projects and clients.

Perform end-to-end blockchain security services including consulting, manual code reviews and audits of smart contracts and protocols (Solidity, Go, Rust), threat modeling, property-based and gas-related testing, penetration testing, and deliver detailed security assessments to clients.