Software Engineer 3 - PlatSec Cryptographic Trust

F5 Networks • Seattle, WA

1d

About The Position

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive. About the F5 Platform Security Team: The team provides services and support to F5 development teams in all phases of the Secure Development Lifecycle – including Secure code review, Pen-testing, Threat modeling and analysis, best development practices training, security testing and certifications, vulnerability response, and management. Software Engineer III (SE III) – PKI/PQC Engineer Role Overview: The Software Engineer III will contribute to the design, development, and automation of PKI and PQC solutions. This role focuses on integrating certificate management into cloud systems, enhancing process automations, and ensuring security standards. The role operates under guidance from the Principal Engineer and involves collaboration across various teams.

Requirements

• Hands-on experience with PKI processes, key management, and cryptographic standards (RSA, ECC).
• Knowledge of scripting or automation tools for optimizing workflows (Python, PowerShell, Terraform).
• Basic understanding of PQC concepts and transitioning systems to modern cryptographic standards.
• Familiarity with TLS protocols and certificate management processes.
• Strong team collaboration and communication skills.
• Problem-solving ability in certificate lifecycle management challenges.
• Adaptability to learn and apply emerging cryptographic technologies.
• Attention to detail for system security and process optimization.
• Bachelor's degree in Computer Science , Cybersecurity, Electrical/Computer Engineering, or a related field.

Nice To Haves

• Master’s degree in Cybersecurity, Cryptography, or a related field is highly desirable.
• Certified Cryptography Engineer (CCE )/ Certified Cybersecurity Technician (CCT)
• Certified Information Systems Security Professional (CISSP)
• Certified Kubernetes Administrator (CKA)
• Publication of research in cryptography, PKI, or PQC in renowned journals, conferences (e.g., IEEE, ACM, BlackHat , RSA C ).
• Authored patents in cryptography, innovative PKI solutions, or other digital security technologies demonstrating original contributions to the field.

Responsibilities

• Develop secure PKI implementations for TLS certificate management, key rotations, and cryptographic operations.
• Support the automation of PKI workflows using scripting languages (Python, PowerShell) and DevSecOps tools (Ansible, Terraform).
• Contribute to integrating PKI services into hybrid and cloud environments like AWS, Azure, and Kubernetes.
• Assist the team in ensuring system security, certificate integrity, and cryptographic efficiency.
• Monitor and troubleshoot PKI system performance to eliminate bottlenecks and vulnerabilities.
• Collaborate with cross-functional teams to deliver cryptographic solutions aligned with organizational goals.

Benefits

• You may also be offered incentive compensation, bonus, restricted stock units, and benefits.
• More details about F5’s benefits can be found at the following link: https://www.f5.com/company/careers/benefits .
• F5 reserves the right to change or terminate any benefit plan without notice.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees