Juniper

Senior Staff, Software Engineer

Location: Sunnyvale, CA

We are seeking a talented and experienced Software Engineer to join our dynamic team. In this role, you will contribute to the design, development, and optimization of carrier-class networking and system software. As a key member of our engineering group, you’ll work on cutting-edge technologies, collaborate with cross-functional teams, and drive impactful solutions.

Responsibilities

• Collaborate with product managers, architects, and other engineers to define software requirements and specifications.
• Design, implement, and maintain networking and system software components using C and C++ programming languages.
• Conduct object-oriented analysis and design to ensure robust and scalable solutions.
• Debug complex system-level issues, leveraging your deep understanding of fundamental OS concepts (especially in Linux or similar operating systems).
• Participate in hardware and system-level design discussions, ensuring carrier-class software development.
• Work with Linux device drivers, system bring-up, and the Linux kernel.
• Navigate large codebases effectively, drawing from prior experience.
• Apply strong technical, analytical, and problem-solving skills to enhance software performance and resilience.
• Utilize scripting technologies and modern DevOps practices.
• Collaborate with cross-functional teams, including networking, embedded platform software, and hardware experts.
• Present technical topics articulately and confidently.
• Articulate design, lead development and see through the deployment of switching software for datacenter switching products.
• Work with product management and cross functional teams and develop detailed architectural, functional and design specifications to meet product requirements.
• Carry out detailed design, coding, unit and functional testing of software, fix complex defects, through entire lifecycle of the project.
• Lead development activity within the team, working with managers for detailed planning of tasks, setting intermediate milestones, strategizing execution.
• Mentor and guide junior engineers in the team for technical problem solving, and building long term expertise and competency.
• Work with cross functional validation and verification teams to ensure correct and complete verification of software and components, to meet real-life network deployments.
• Work closely with Juniper technical assistance team, for providing engineering assistance in supporting critical customer escalations.

Basic Qualifications

• Bachelor’s or master’s degree in computer science, electronics, telecommunication engineering, or a related discipline.
• 14+ years of experience in networking and system software development.
• Proficiency in C and C++ programming.
• Familiarity with data structures and system debugging techniques.
• Expertise in one or more of the following areas:
  • Host Complex, System Peripherals & Drivers: CPU complex (x86); PCIe, SPI, I2C, MDIO; FPGA, CPLD, Flash Drivers
  • Ethernet Interfaces (ranging from 1Gig to 400G+, including 800G, 1.6T), MacSec, Timing, Optics (SFP, QSFP, QDD, OSFP)
  • High-speed packet forwarding with network processors, PHYs, and SerDes
• Strong communication skills, both written and verbal.

Preferred Qualifications

• Understanding of SONiC architecture & hands-on SONiC experience, Experience using SONiC development and integration
• Experience with software development for the forwarding ASICs, FPGAs, Network Processors etc

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Minimum Salary: $194,400.00

Maximum Salary:$279,450.00

The pay range for this position is expected to be between $194,400.00 and $279,450.00/year; however, the base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. The total compensation package for this position also includes medical benefits, 401(k) eligibility, vacation, sick time, and parental leave. Additional details of participation in these benefit plans will be provided if an employee receives an offer of employment.

If hired, employee will be in an “at-will position” and the Company reserves the right to modify base salary (as well as any other payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors.

Juniper’s pay range data is provided in accordance with local state pay transparency regulations. Juniper may post different minimum wage ranges for permanent residency petitions pursuant to US Department of Labor requirements.

ABOUT JUNIPER NETWORKS

Juniper Networks is in the business of network innovation. From devices to data centers, from consumers to cloud providers, Juniper Networks delivers the software, silicon and systems that transform the experience and economics of networking. Our products and technology run the world's largest and most demanding networks today, enabling service providers, enterprises, and governments to create value and accelerate business success. Everyday our 9,000+ colleagues come together across 46 countries to realize our company vision - Connect Everything, Empower Everyone. We are innovating in ways that empower our customers, our partners and ultimately, everyone, in a connected world. These customers include the top 130 global service providers, 96 of the Fortune 100 and hundreds of public sector organizations.

WHERE WILL YOU DO YOUR BEST WORK?

Wherever you are in the world, whether it's downtown Sunnyvale or London, Westford or Bangalore, Juniper is a place that was founded on disruptive thinking - where colleague innovation is not only valued, but expected. We believe that the great task of delivering a new network for the next decade is delivered through the creativity and commitment of our people. The Juniper Way is the commitment to all our colleagues that the culture and company inspire their best work-their life's work. At Juniper we believe this is more than a job - it's an opportunity to help change the world...