PKI Engineer

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.

The purpose of this role is to design, develop and engineer Cryptographic, PKI and Certificate management Systems alongside existing engineering team members fulfilling corporate requirements, policies and standards. The candidate will take part in defining cryptographic standards, architectures, and governance, and help develop Citi’s next generation crypto ecosystem, a large scale enterprise security solutions using the latest advancements in cryptography and information security and advanced algorithms.Certificate management engineering, focused on automated certificate management, deployment, renewal in various clients, applications operating systems; cryptographic protocols and controls, including but not limited to, post-quantum cryptography, PKI solutions, and strategic vendor interaction.  

The candidate’s responsibilities will also include working with advanced mathematical algorithms within PKI.The engineer will participant in device and user certificate management focusing on certificate lifecycle automation projects in Citi, including certificate automation for microservices, desktops, servers, Windows/Unix hosts, network security devices and other appliances.

As a PKI Engineer you will:

• Design and introduce enterprise level certificate automation processes and solutions, which will include working on PKI architectures as well.
• Must have experience with PKI and a good understanding of cryptography, including the principles related to PKI, private keys, encryption methods, CRL, and advanced key usages.

• Work with all disciplines, engineers, and operational product owners to integrate PKI and certificate management related technologies with Citi platforms to protect and manage the cryptography of mission critical systems. 

• Perform product evaluation, testing and certification of PKI and Crypto technologies.  Ensure that all security products meet or exceed Citi internal and regulatory requirements.

• Provide occasional 4th level support for the product toolset. 

• Produce documentation of processes and procedures for the usage of the product. 

• Follow the Technology Development Life Cycle in the development of all security tools.​

Ideal background:

• 5-8 years of relevant experience in an Engineering role
• Strong solid experience in cryptography, crypto protocols/algorithms and peripheral technologies is required.

• Must be familiar with information security concepts, best practicesand solutions.  

• Must have a strong engineer background

• Database knowledge, preferably MSSQL and scripting background, preferably Powershell is required. 

• Experience with commercial Certificate Authority (CA) products and/orcertificate management systems is a plus.

• Understanding of Microsoft Windows and Unix operating systems

• Sound security engineering principles as background to understanding the inner workings of the systems and controls that form an enterprise security ecosystem

• Understanding of symmetric key encryption and asymmetric encryption

• Experience with a variety of HSM platforms is a plus

• Working with Trust Providers is a plus.

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Education:

• Bachelor’s degree/University degree or equivalent experience

• Master’s degree preferred

• Information Security Certification(s)

What we can offer you:

By joining Citi Hungary, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive compensation package and enjoy a whole host of additional benefits that support you (and your family) to be well, live well and save well:

• Cafeteria Program
• Home Office Allowance (for colleagues working in hybrid work models)
• Paid Parental Leave Program (maternity and paternity leave)
• Private Medical Care Program and onsite medical rooms at our offices
• Pension Plan Contribution to voluntary pension fund
• Group Life Insurance
• Employee Assistance Program
• Access to a wide variety of learning and development programs, online course libraries and upskilling platforms, such as Udemy and Degreed
• Flexible work arrangements to support you in managing work - life balance
• Career progression opportunities across geographies and business lines
• Socially active employee communities with diverse networking opportunities

Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day.  We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive. 

Sounds like Citi has everything you need?

Then apply to discover the true extent of your capabilities. 

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