Job Description

Work Schedule Standard (Mon-Fri)
Environmental Conditions Office

Discover Impactful Work
As a Sr. PKI Security Engineer, you'll be part of our global Product Security team, focusing on building, operating, and improving our Public Key Infrastructure (PKI) services. You'll work hands-on with certificate services, key management, and automation technologies to help operationalize these technologies for our products, ensuring our enterprise can securely authenticate, encrypt, and protect data at scale.
A Typical Day

• Manage and enhance PKI-related technologies, processes, and workflows emphasizing automation and reliability.
• Work closely with architects and engineers to implement secure handling of private key material and ensure PKI is coordinated across enterprise systems.
• Implement and assist with new PKI applications, aiding in the advancement of certificate services and key management procedures.
• Deploy and uphold robust encryption and key management solutions, remaining proactive in addressing evolving needs (e.g., quantum-resistant algorithms).

Keys to Success

• Strong understanding of cryptographic functions, algorithms, and their implementation in real-world systems.
• Understanding of non-web use cases for PKI technologies including attestation, offline/embedded, distributed systems, and Internet of Things (IoT).
• Hands-on experience deploying PKI workflows for encryption, authentication, digital signatures, and secure connectivity.
• Proficiency in automating certificate issuance, delivery, and renewal across diverse environments while maintaining private key confidentiality.
• Skill in diagnosing and enhancing PKI-related processes, with a focus on authentication and encryption.
• Passion for continuous learning and staying current with PKI and cryptography advancements.

Education

• Bachelor's degree in cybersecurity, computer science, or related field with equivalent experience.
• Certifications not required, but encouraged: CISSP, or other PKI-related certifications a plus.

Experience

• 5+ years of hands-on experience implementing and managing PKI systems in enterprise or product environments.
• Experience with and deep understanding of PKI specific automation technologies (e.g. ACME, EST, SCEP)
• Strong scripting and automation experience (e.g., Python, PowerShell, Ansible, Terraform).
• Experience with enterprise PKI solutions, HSMs, and certificate lifecycle management tools.
• Familiarity with code-signing workflows and secure key delegation practices.

Knowledge, Skills, Abilities

• Proactive problem-solver with strong debugging skills in complex environments.
• Ability to deliver independently and collaborate effectively in a distributed team.
• Excellent written and verbal communication skills.
• Dedication to high-quality, secure, and reliable engineering practices.

Benefits
We offer competitive remuneration, annual incentive plan bonus, healthcare, and a range of employee benefits. Thermo Fisher Scientific offers employment with an innovative, forward-thinking organization, and outstanding career and development prospects. We offer an exciting company culture that stands for integrity, intensity, involvement, and innovation!

Skills Required