Top Cyber Security Jobs in Philadelphia, PA

Build secure, scalable platforms and automation for cybersecurity operations, including threat hunting, incident response, PSIRT, product security, vulnerability management, and analyst workflows. Develop LLM-powered agents, integrate SIEM, SOAR, cloud, endpoint, ticketing, and scanning systems, and process high-volume security telemetry. Partner with security teams to automate investigations, enrich alerts, prioritize risks, track remediation, and deliver reliable production services.

Lead public sector security compliance initiatives, including FedRAMP continuous monitoring, audits, certifications, GRC strategy, compliance automation, documentation, customer support, and regulatory analysis. Collaborate with IT, Product, Engineering, Security, Legal, auditors, and government customers to strengthen compliance across GitLab’s SaaS and self-managed offerings.

Leads Samsara’s application security and vulnerability management programs across cloud, firmware, IoT, and corporate systems. Responsibilities include setting technical strategy, reducing remediation time, developing automation, guiding engineering teams, mentoring security engineers, assessing high-profile vulnerabilities, supporting incident investigations, and participating in on-call response. The role requires extensive security experience, programming proficiency, AWS expertise, vulnerability management knowledge, and practical use of AI/LLM tooling.

Own and improve vulnerability management across cloud, on-premises, network, and endpoint environments. Responsibilities include scanning, triage, risk-based prioritization, remediation coordination, SLA tracking, exception management, closure validation, asset reconciliation, reporting, incident support, on-call participation, and audit documentation. The role partners with Engineering, SRE, IT, and Infrastructure teams and uses security tooling and AI-assisted workflows to reduce exposure and recurring vulnerabilities.

Designs, documents, tests, and maintains IT general and security controls across corporate, engineering, SaaS, and cloud-native systems. The role maps controls across SOX, SOC 2, ISO, NIST, PCI-DSS, privacy, and contractual requirements; manages audits, access reviews, change-management testing, remediation, policy work, and evidence automation. It also establishes governance standards for enterprise AI use and partners with IT, Security, Engineering, Finance, Legal, Privacy, and auditors.

Own and evolve GitLab’s authorization systems across its Ruby on Rails monolith and next-generation Rust policy engine. Design fine-grained permissions for users, tokens, roles, and AI agents; secure GraphQL and REST APIs; lead feature-flagged rollouts and migrations; improve performance and reliability; and collaborate across authentication, platform, AI, and modular-service teams in a distributed asynchronous environment.

Owns GitLab’s global security awareness and human-risk program, including training, phishing simulations, behavior-change initiatives, security culture campaigns, multimedia content, platform administration, reporting, vendor management, policy support, audit evidence, and remediation tracking. The role requires measurable risk reduction across a globally distributed enterprise and strategic influence across technical and non-technical teams.

Lead infrastructure security for GitLab’s FedRAMP and federal cloud environments. Set technical direction, architecture, security automation, and compliance patterns; own security posture; lead threat modeling, security reviews, continuous monitoring, and authorization-impacting initiatives. Partner with SRE, engineering, compliance, and leadership to drive remediation and roadmap decisions. Apply AI to constrained security workflows, mentor engineers, and influence security practices across GitLab offerings.

Conduct manual penetration tests and secure code reviews across web applications, APIs, AWS infrastructure, and AI systems. Develop AI-assisted security tooling, test LLM applications and agents, triage SAST findings, tune detection rules, support security reviews before production, and communicate risks and remediation priorities to engineering teams.

Performs IT audits and cybersecurity control validation for complex systems, applications, enclaves, and classified or unclassified networks. Assesses vulnerabilities, risks, security requirements, and mitigation effectiveness against Federal and DoD standards. Provides technical evaluations and recommends security improvements while balancing business needs with security concerns. Requires experience with RMF, DODI 8500.2 or NIST SP 800-53, eMASS, network implementation, and an active DoD Secret clearance.

Build and scale application security for a SaaS platform by integrating SAST, SCA, DAST, secrets scanning, and container/IaC checks into CI/CD. Partner with engineering and DevOps teams on threat modeling, secure code reviews, vulnerability remediation, incident response, and secure development practices. The role also supports compliance goals and translates security risks clearly to engineers.

Leads cybersecurity consulting across the customer lifecycle, supporting presales demonstrations, proof-of-concepts, executive reviews, cyber skills programs, crisis simulations, and platform adoption. Advises strategic customers on cyber resilience, risk measurement, security initiatives, and program roadmaps. Partners with sales, product, content, and engineering teams while serving as a trusted embedded advisor and escalation point.

Leads enterprise security architecture strategy, governance, standards, and multi-year roadmaps. Establishes Zero Trust architectures, security guardrails, reference architectures, review processes, and regulatory control mappings across cloud, identity, data, network, application, AI, and OT/IoT domains. Partners with enterprise architecture, technology, legal, privacy, and compliance teams; supports transformations, acquisitions, and divestitures; drives automation, risk assessment, metrics, and audit readiness. Leads global security architects, defines operating models and career paths, and reports enterprise risk posture to executives.

Supports IT solution design and implementation, analyzes cybersecurity protocols and recommends improvements, and collaborates with data science teams to analyze data and generate actionable insights. The internship provides hands-on experience, mentorship, professional development, and exposure to aerospace technology. Candidates must be enrolled in a relevant bachelor's or higher degree program, maintain a 3.0 GPA, and graduate in December 2027 or later.

Own and improve Onebrief’s corporate security stack across endpoints, identity, SaaS, browsers, Zero Trust, EDR, SIEM, and MDM. Establish secure configuration baselines, detect and remediate drift, integrate telemetry, and build API-driven or infrastructure-as-code automation. Translate CMMC 2.0 and NIST-aligned requirements into continuously validated technical controls and reliable audit evidence. Partner with Corporate IT, Security Operations, GRC, and application owners to strengthen security posture and reduce manual compliance work.

Lead enterprise IAM and AI access security engineering across Okta, GCP, AWS, and IGA platforms. Replace low-code automation with tested Python services, codify identity infrastructure using Terraform/OpenTofu/Pulumi, implement least-privilege and privileged-access controls, govern human and non-human identities, and secure enterprise AI platforms. Drive cross-functional initiatives, develop technical roadmaps and proposals, support compliance, and mentor engineers.

Leads enterprise Identity and Access Management architecture, strategy, standards, roadmaps, and governance. Designs scalable identity solutions across cloud, hybrid, and on-premises environments, covering IGA, PAM, SSO, MFA, federation, and access governance. Partners with cybersecurity, infrastructure, application, cloud, compliance, and business teams to support Zero Trust objectives and regulatory requirements. Evaluates IAM technologies and vendors, guides architecture reviews, mentors technical staff, and advises senior leadership on identity modernization and security transformation.

Leads a 12-person application security practice conducting code audits, vulnerability research, and secure design reviews. Oversees technical delivery, client relationships, project staffing, utilization, profitability, recruiting, and team development. Provides hands-on technical direction across source-code security work, determines investments in tooling and methodologies, and integrates AI-assisted auditing and research into team workflows. The role also owns practice P&L and supports engineers’ conference, publication, and open-source contributions.

Lead Zeta’s AI-native Application Security function by defining strategy, building the team, embedding security agents and policy-as-code into IDEs, pull requests, CI/CD, and AI/ML pipelines, and overseeing continuous threat modeling and validation. Own security for AI systems, models, prompts, and agents, including adversarial testing for prompt injection, model abuse, and data leakage. Mentor engineers and promote automated, secure software development practices.

Lead technical discovery, design, demos, and proof-of-value engagements for enterprise security, identity, and exposure management. Advise customers and Sales on integrations, validate solutions, create customer-facing documentation, run trainings, and support events while driving technical wins and measurable business outcomes.

Lead security engineering across AI systems, cloud infrastructure, product security, GRC automation, GitHub controls, and compliance workflows. Develop AI-specific threat models and guardrails, automate security checks and evidence collection, strengthen AWS and GCP environments, manage CSPM tooling, and secure software supply chains. Partner with Engineering, Product, Legal, IT, and GRC to establish security programs and practical controls for Jasper’s AI platforms.

Manages global 24/7 Security Operations Center operations, including processes, playbooks, shift coverage, quality assurance, analyst development, incident response capabilities, and operational performance. Leads cybersecurity analysts, partners with Product and Support teams, reports on objectives and key results, operationalizes new services, and represents the organization in public speaking engagements.

Lead the development of SailPoint’s cybersecurity architecture practice. Create holistic and reference architectures, define security domains, develop strategic roadmaps, identify security gaps, and translate architectural concepts into viable engineering solutions. Partner with leadership to prioritize initiatives, secure funding, and operationalize the practice. The role also includes hands-on security projects, cross-functional collaboration, stakeholder influence, and mentoring architects and engineers across cloud, application, identity, and network security.

Lead corporate endpoint security architecture with a focus on macOS, designing secure-by-default controls, automation, patching, software distribution, and security baselines across macOS, iOS, Windows, and Linux. Manage configurations through Terraform, GitOps, version control, CI pipelines, and automated rollouts. Partner with IT and security teams to improve telemetry, detection, response, auditability, and operational efficiency. Mentor engineers and serve as a senior escalation point for complex endpoint security issues in a fully remote environment.

Serve as a senior embedded cybersecurity consultant across the customer lifecycle: secure technical wins in pre-sales, run POVs, advise C-level and technical stakeholders, design cyber skills programs and crisis simulations, drive platform adoption and roadmaps, operationalize Immersive One with metrics and EBRs, and act as the customer liaison to sales, product, and engineering to improve cyber workforce resilience.