Top Senior Cyber Security Jobs in Philadelphia, PA

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.

Serve as a senior security operations advisor: lead incident response, tune detection tooling (SIEM/SOAR/XDR/EDR), apply identity-centric and Zero Trust controls, advise product/R&D on secure-by-design, document runbooks and metrics, automate tasks, mentor teammates, and communicate findings across technical and non-technical stakeholders.

Lead proactive threat hunts and complex incident investigations across cloud and SaaS (AWS, Azure, GCP, Okta, M365). Convert intelligence into hunt leads, detections, and customer narratives; triage alerts, mentor peers, and act as Incident Commander when needed. Leverage automation and AI to scale detection and response and drive improvements to processes and tooling.

Act as primary technical advisor in enterprise SLED sales cycles: run technical discovery, lead architecture-level conversations, deliver demos, own Proof of Value outcomes, and drive customer satisfaction for email and identity-focused security solutions.

Lead messaging, positioning, and go-to-market for core AI-native security products. Drive product launches, sales enablement, demand generation content, customer research, and analyst/customer-facing evangelism to accelerate pipeline and revenue.

Territory Account Executive responsible for cultivating and growing mid-market and existing accounts in the region. Proactively prospect, network, and sell cybersecurity products and services, manage opportunities in Salesforce, create proposals, present to executive audiences, and collaborate with vendors and internal resources to meet sales and profitability targets.

Hands-on Staff Security Engineer to build and operate DevSecOps capabilities: automate security controls, harden AWS/cloud and CI/CD, improve supply-chain security, build detection/response tooling, partner with engineering for secure design, and lead incident response and compliance automation.

Sell enterprise cybersecurity solutions to public sector and critical infrastructure clients. Build CxO relationships, manage full sales cycle from pipeline generation to close, collaborate with partners and services, meet revenue and margin targets, and maintain technical knowledge of cybersecurity products and market dynamics.

Support pre-sales and post-sales technical engagements for Keeper's DevOps-focused cybersecurity products. Conduct technical discovery, demos, trials, integrations, and level-2 support for CI/CD, container, and cloud-native environments. Act as DevOps SME, collaborate with sales and engineering, produce technical training, maintain Salesforce records, and travel to customer meetings as needed.

Lead design, implementation, upgrade, and migration of CyberArk PAM solutions across client environments. Conduct discovery workshops, onboard privileged accounts, integrate CyberArk with SIEM/ITSM/IAM via APIs, create custom connectors and PSM plugins, produce documentation, manage project delivery, troubleshoot production issues, and mentor junior engineers.

Lead technical sales and partner enablement for strategic channel partners in cybersecurity. Own the enablement, POC model, and partner relationships, producing technical collateral and driving partner-sourced revenue.

Serve as primary customer contact from onboarding through renewal for Mitiga's CDR platform. Lead technical enablement, drive adoption, define success plans and KPIs, run QBRs, own renewals, identify expansion opportunities, and relay customer feedback to product and engineering. Coordinate integrations and implementation, analyze customer health and usage, and contribute to documentation and AI-assisted workflows.

Lead and scale a North America mid-market sales organization to drive new-business revenue. Define go-to-market strategy, coach senior sales reps, manage complex enterprise deals, align cross-functional stakeholders, expand partner channels, and deliver accurate forecasting and performance metrics to support company growth.

Validate secure remote access workflows for Keeper Connection Manager through functional, integration, regression, system and exploratory testing. Test SSH/RDP/VNC and related auth, session management, connectivity and encrypted communication across OSes, cloud and on-prem deployments. Reproduce and document defects, collaborate with Engineering/DevOps/Product, maintain test suites and use AI-assisted tools to improve test development, troubleshooting and release confidence.

Lead and grow a Sales Engineering team for major enterprise accounts, drive technical strategy across complex sales cycles, deliver executive demos and repeatable POVs, collaborate with product and engineering, support onboarding, and represent the company at industry events.

Manage the DC/MD/VA region to build pipeline, run consultative sales from prospecting to close, demo with Solutions Engineers, engage CISOs and security leaders, collaborate with partners, forecast revenue, and contribute go-to-market feedback to drive enterprise and mid-market wins.

Own the Missouri & Nebraska territory to build and manage a pipeline of enterprise and mid-market opportunities. Run a consultative sales process from prospecting to close, deliver outcome-based demos with Solutions Engineers, engage partners and VARs, leverage BDRs for demand generation, forecast revenue, and provide go-to-market feedback to improve messaging and win rates.

Own the PNW region to build and manage an enterprise pipeline, run consultative sales from prospecting to close, deliver outcome-based demos with solutions engineers, partner with channel and internal teams, forecast revenue, and provide go-to-market feedback to improve messaging and win rates.

Lead technical marketing for Zafran by translating deep vulnerability/exposure management expertise into competitive intelligence, technical content, demos, and sales enablement. Partner with product, solutions engineers, and threat research to shape positioning, support deal cycles, and represent the company at conferences. Maintain field-ready assets and keep messaging aligned with practitioner and executive buyer needs.

Lead Zafran's expansion into the Federal market: build GTM strategy and pipeline, recruit and enable channel partners, manage FedRAMP decisions, run consultative sales from prospecting to close, deliver outcome-based demos with Solutions Engineers, and collaborate cross-functionally to win federal agency and prime contractor business.