Software Engineer 3 - PlatSec Cryptographic Trust

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. Key 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. Technical Skills: 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. Core Competencies: 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. Research & Intellectual Contributions: Technical White Papers: Publication of research in cryptography, PKI, or PQC in renowned journals, conferences (e.g., IEEE, ACM, BlackHat, RSAC). Patents: Authored patents in cryptography, innovative PKI solutions, or other digital security technologies demonstrating original contributions to the field. Certifications Preferred Certified Cryptography Engineer (CCE)/ Certified Cybersecurity Technician (CCT) Certified Information Systems Security Professional (CISSP) Certified Kubernetes Administrator (CKA) Education Bachelor's degree in Computer Science, Cybersecurity, Electrical/Computer Engineering, or a related field. Master’s degree in Cybersecurity, Cryptography, or a related field is highly desirable. #LI-ZB1 The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change. The annual base pay for this position is: $137,600.00 - $206,400.00 F5 maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, geographic locations, and market conditions, as well as to reflect F5’s differing products, industries, and lines of business. The pay range referenced is as of the time of the job posting and is subject to change. 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. Please note that F5 only contacts candidates through F5 email address (ending with @f5.com) or auto email notification from Workday (ending with f5.com or @myworkday.com). Equal Employment Opportunity It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination. F5 offers a variety of reasonable accommodations for candidates. Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job. Request by contacting [email protected]. Hybrid: Employees within 30 commutable miles of an F5 office are required to work from the office a minimum of 30 business days per quarter. Remote: Primarily work from designated home location but can come into an F5 office to work or travel to an offsite location as needed. Together, we're building a better digital world. Founded in 1996, F5 is a global leader in application delivery and security. Our premier platform helps customers secure and deliver every app, API, and piece of infrastructure across all environments. Backed by over three decades of expertise and 553 patents, our solutions protect against threats while ensuring fast, reliable digital experiences. With over 6,400 employees, we serve more than 23,000 customers in over 170 countries. To continue this work, we need people like you—the best minds in the industry. 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