# Principal Software Engineer

**Company**: Cisco
**Location**: Milpitas, CA
**Work arrangement**: onsite
**Experience**: senior
**Job type**: full-time
**Salary**: $250,600.00 to $362,600.00
**Category**: Engineering
**Industry**: Technology

**Apply**: https://cisco.wd5.myworkdayjobs.com/en-US/Cisco_Careers/job/Milpitas-California-US/Principal-Software-Engineer_2021696?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_bd95ba9a-17a

## Description

You will serve as a Principal Software Engineer within Cisco's cloud security business group, collaborating across multiple fast-paced teams to design, develop, and deliver scalable, supportable, and maintainable production-quality applications.

Your responsibilities include building new capabilities to the products as well as improving existing processes and architecture, developing, partnering with internal and external teams to understand business and technical requirements and documenting technical specifications for development.

You will oversee architecture, design, code quality, and deployments, while also documenting and communicating technical solutions to architecture groups and leadership.

Additionally, you will participate in design and code reviews, mentor junior developers, evaluate new technology stacks and third-party tools through proof of concepts and benchmarks, and troubleshoot sophisticated system-level stability and scalability issues.

The successful candidate will have:

- A Bachelor's degree or higher in Engineering or Computer Science with a minimum of 17+ years of relevant industry experience, or a Master’s degree and 10 years of relevant industry experience owning architecture and technical strategy across multiple teams

- 7+ years of experience in a technical leadership role and architecture

- 10+ years experience in development in AWS cloud or similar and proficiency in Python, Go or Java

- Experience in distributed systems, cloud-native architecture, APIs, micro-services architecture, data platforms, multi-tenant services, and production operations

- Experience building agentic systems and leveraging AI to improve productivity across the software development lifecycle (SDLC)

Preferred requirements include:

- Experience with SSE/SASE, zero-trust architecture, identity-aware access, authorization, secure web access, data protection, DNS security, browser isolation, or digital experience monitoring

- Experience with LLM applications, retrieval-augmented generation, agent orchestration, tool calling, prompt and context management, model evaluation, LLMOps, AI safety, guardrails, and responsible AI

- Experience with streaming data, feature engineering, anomaly detection, behavioral or graph analytics, model drift, explain-ability, feedback loops, and investigation or analyst workflows

- Experience with data pipelines handling large volumes and sound knowledge in technologies such as Kafka, Kubernetes, NoSQL

- Experience with modern frontend frameworks, TypeScript, component or design systems, web performance, accessibility, browser security, API design, and backend-for-frontend architecture

The starting salary range for this position is $250,600.00 to $362,600.00.

Benefits include medical, dental and vision insurance, a 401(k) plan with a Cisco matching contribution, paid parental leave, short and long-term disability coverage, and basic life insurance.

## Skills

### Required
- Python
- Go
- Java
- AWS cloud
- distributed systems
- cloud-native architecture
- APIs
- micro-services architecture
- data platforms
- multi-tenant services
- production operations
- AI

### Nice to have
- SSE/SASE
- zero-trust architecture
- identity-aware access
- authorization
- secure web access
- data protection
- DNS security
- browser isolation
- digital experience monitoring
- LLM applications
- retrieval-augmented generation
- agent orchestration
- tool calling
- prompt and context management
- model evaluation
- LLMOps
- AI safety
- guardrails
- responsible AI

---

Source: [Apply at cisco.wd5.myworkdayjobs.com](https://cisco.wd5.myworkdayjobs.com/en-US/Cisco_Careers/job/Milpitas-California-US/Principal-Software-Engineer_2021696?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)