Principal software developer - networking network security

Oracle
Springfield, IL

Job Description

Oracle Cloud Infrastructure (OCI) is seeking a Principal Software Developer to join our Networking organization, focusing on DDoS and Network Security. In this strategic role, you will help architect, build, and enhance solutions to safeguard the reliability and availability of OCI's global cloud services. The ideal candidate excels at collaborating across teams, driving technical direction, and delivering large-scale, robust software systems in a cloud environment.

Responsibilities:

  • Lead the design, development, and continuous improvement of distributed systems that enhance the security and resiliency of OCI's networking services.

  • Drive the development of L4 and L7 protection services-including DDoS mitigation and Web Application Firewall (WAF)-to protect against a wide array of network and application-layer threats.

  • Analyze trends in network architecture and the threat landscape to inform system design and enhancements.

  • Drive improvements in system scalability, reliability, and operational efficiency.

  • Collaborate with partners across product, security, operations, and engineering to deliver high-visibility solutions.

  • Define, document, and share architectural approaches, technical best practices, and operational processes.

  • Provide mentorship to engineers and help elevate technical standards across the organization.

  • Foster a culture of innovation, quality, and continuous improvement across all aspects of the product lifecycle.

Responsibilities

Requirements:

  • Bachelor's degree or higher in Computer Science, Engineering, or a related technical field.

  • Significant experience (typically 8+ years) in building, scaling, and operating distributed systems or cloud infrastructure.

  • Working knowledge of network technologies or security principles, with an interest in advancing expertise.

  • Strong programming skills in one or more major languages (such as Go, Java, C++, Python), especially in the context of systems engineering.

  • Ability to navigate ambiguity, drive complex technical initiatives, and collaborate effectively across teams.

  • Demonstrated experience producing high-quality designs and technical documentation.

  • Excellent problem-solving, communication, and collaboration skills.

Preferred Qualifications:

  • Experience developing security, networking, or large-scale cloud solutions.

  • Familiarity with automation, monitoring, and operational tooling for highly available services.

  • Experience with open source technologies or community contributions.

  • Demonstrated contributions to the technology field (e.g., publications, open source, patents).

#LI-SP1

Disclaimer:

Certain US customer or client-facing roles may be required to comply with applicable requirements, such as immunization and occupational health mandates.

Range and benefit information provided in this posting are specific to the stated locations only

US: Hiring Range in USD from: $96,800 to $223,400 per annum. May be eligible for bonus and equity.

Oracle maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, market conditions and locations, as well as reflect Oracle's differing products, industries and lines of business.

Candidates are typically placed into the range based on the preceding factors as well as internal peer equity.

Oracle US offers a comprehensive benefits package which includes the following:

Medical, dental, and vision insurance, including expert medical opinion

Short term disability and long term disability

Life insurance and AD&D

Supplemental life insurance (Employee/Spouse/Child)

Health care and dependent care Flexible Spending Accounts

Pre-tax commuter and parking benefits

401(k) Savings and Investment Plan with company match

Paid time off: Flexible Vacation is provided to all eligible employees assigned to a salaried (non-overtime eligible) position. Accrued Vacation is provided to all other employees eligible for vacation benefits. For employees working at least 35 hours per week, the vacation accrual rate is 13 days annually for the first three years of employment and 18 days annually for subsequent years of employment. Vacation accrual is prorated for employees working between 20 and 34 hours per week. Employees working fewer than 20 hours per week are not eligible for vacation.

11 paid holidays

Paid sick leave: 72 hours of paid sick leave upon date of hire. Refreshes each calendar year. Unused balance will carry over each year up to a maximum cap of 112 hours.

Paid parental leave

Adoption assistance

Employee Stock Purchase Plan

Financial planning and group legal

Voluntary benefits including auto, homeowner and pet insurance

The role will generally accept applications for at least three calendar days from the posting date or as long as the job remains posted.

Career Level - IC4

About Us

As a world leader in cloud solutions, Oracle uses tomorrow's technology to tackle today's challenges. We've partnered with industry-leaders in almost every sector-and continue to thrive after 40+ years of change by operating with integrity.

We know that true innovation starts when everyone is empowered to contribute. That's why we're committed to growing an inclusive workforce that promotes opportunities for all.

Oracle careers open the door to global opportunities where work-life balance flourishes. We offer competitive benefits based on parity and consistency and support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

We're committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing [email protected] or by calling +1 888 404 2494 in the United States.

Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans' status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.

Posted 2025-11-03

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