The role involves architecting, developing, and engineering emerging Cryptography, PKI, and Post-Quantum Cryptography (PQC) capabilities, as well as building enterprise middleware integrations using Java.
Compensation
17 157 800, 00 Ft - 28 767 800,00 Ft
Responsibilities
Architect and develop solutions at the enterprise level, which will include working on cryptographic architectures with main focus on advancing the PKI & certificate lifecycle management engineering & automation landscape.
Work with all disciplines, senior architects, and operational product owners to integrate quantum-resilient PKI, hybrid certificate architectures, and certificate management technologies with Citi platforms.
Perform product evaluation, testing, benchmarking, and certification of PKI, and HSM cryptographic technologies.
Provide occasional 4th level support and technical leadership for the product toolset.
Produce high-level and low-level architectural documentation of processes, procedures, and migration roadmaps for the usage of cryptographic products.
Provide advanced technical support to customers, troubleshoot CDN platform issues, manage incidents, conduct root cause analysis, monitor services, maintain knowledge base, participate in 24/7 on‑call rotation, and drive process improvement.
Compensation
Salary Range: 28.000 - 33.000
Responsibilities
Provide advanced technical support to customers, troubleshooting and resolving issues related to our CDN platform.
Manage and resolve customer incidents, ensuring timely communication and resolution.
Identify and analyze recurring issues, influencing solutions to prevent future occurrences.
Conduct in-depth root cause analysis to determine the underlying cause of issues and help with the implementation of effective solutions.
Architect, develop and engineer emerging Cryptography, PKI, and Post-Quantum Cryptography (PQC) Capabilities, and build enterprise middleware integrations using Java.
Compensation
17 157 800,00 Ft - 28 767 800,00 Ft
Responsibilities
Architect and develop solutions at the enterprise level, including working on cryptographic architectures with main focus on advancing the PKI & certificate lifecycle management engineering & automation landscape.
Work with all disciplines, senior architects, and operational product owners to integrate quantum-resilient PKI, hybrid certificate architectures, and certificate management technologies with Citi platforms.
Perform product evaluation, testing, benchmarking, and certification of PKI, and HSM cryptographic technologies.
Ensure all security products meet or exceed Citi Standard requirements.
Provide occasional 4th level support and technical leadership for the product toolset.
Build and maintain the automated test infrastructure that validates the AGNI platform, a cloud-native SaaS platform for network access control and zero-trust security.
Responsibilities
Design and build end-to-end automated test suites for AGNI features — authentication protocol flows, REST API correctness, network policy enforcement, and device onboarding primarily in Go.
Own test coverage for one or more product domains (e.g., RADIUS/EAP, TACACS+, captive portal, PKI) end-to-end.
Build and extend internal test utility libraries — simulated RADIUS/EAPOL clients, browser automation, certificate helpers, and REST API wrappers.
Drive root-cause analysis on test failures — distinguish a flaky test from a real product bug.
Review feature design specifications and write test plans that cover happy paths, boundary conditions, and failure modes.
Build and maintain the security foundation for Ubuntu, enhancing cryptographic components and implementing security hardening benchmarks.
Responsibilities
Collaborate with other engineers in the Security Hardening team to achieve and retain various Security certifications
Extend and enhance Linux cryptographic components (OpenSSL, Libgcrypt, GnuTLS, and others) with the features and functionality required for FIPS and CC certification
Collaborate with external security consultants to test and validate kernel and crypto module components
Work with external partners to develop security hardening benchmarks and audit + remediation automation for Ubuntu
Contribute to Ubuntu mainline and upstream projects to land solutions and benefit the community
Requirements
Nice to have: FIPS/Common Criteria certified products
F5 Consultant is an innovative engineer working in partnership with clients, advising them on F5 ADC solutions, providing strategic guidance and subject matter expertise for implementation and configuration of core F5 BIG-IP products.
Responsibilities
Provides technical guidance to customers onsite and/or remotely regarding implementation, configuration and maintenance of F5 BIG-IP core products independently or with a team
Performs as project lead and/or key contributor for problem identification, systems architecture definition, solution design, implementation, testing, client training, deployment, troubleshooting and documentation
Performs basic project management activities including interaction with company and client managers, cost/schedule monitoring, project status update reports, and expectation management for the delivery of work products and associated risks
Manages customer interaction and engagement over the course of the assigned projects
Maintains working proficiency in F5 products and technologies through self-directed and formal training
Lead and develop a team of security engineers to set and maintain security standards for Ubuntu across desktops, servers, edge devices, cloud infrastructure, Kubernetes and OpenStack.
Responsibilities
Lead and develop a team of engineers
Coach, mentor, and offer career development feedback
Identify and measure team health indicators
Implement disciplined engineering processes
Represent your team and product to stakeholders, partners, and customers
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