Calix

Machine Learning Engineer

• Design, implement, and experiment with machine learning and deep learning models for product use cases
• Work on end‑to‑end ML workflows, including: Data preprocessing and feature engineering, Model training, evaluation, and optimization, Experiment tracking and result analysis
• Contribute to Generative AI and agentic systems, including: LLM‑based workflows, AI agents, orchestration, and prompt engineering
• Develop prototypes and proof‑of‑concepts that can evolve into production features
• Write clean, maintainable, and well‑documented Python code
• Collaborate with cross‑functional teams (engineering, product, platform)
• Present findings, demos, and outcomes to the broader team

AI – Machine Learning Intern

Program Manager

• Own customer programs end to end, establishing clear goals, success criteria, and an execution plan across cross-functional teams
• Build and maintain integrated program plans (scope, schedule, dependencies, milestones) in partnership with customers and internal teams
• Serve as the primary customer point of contact; clarify decisions, and drive timely execution
• Run the delivery cadence (standups, checkpoints, executive reviews); track progress, remove blockers, and drive corrective actions
• Define, track, and report PMO metrics/KPIs that measure delivery health and customer outcomes
• Deliver crisp, executive-ready status updates highlighting progress, decisions needed, risks, and mitigations
• Own program risk and issue management; drive mitigation plans and escalate through PMO governance as needed
• Drive alignment, accountability, and continuous improvement across teams with a strong customer-first mindset
• Lead escalations and executive communications; navigate tradeoffs and resolve conflicts to keep programs on track
• Create and execute stakeholder engagement and change management plans to drive adoption and sustained outcomes.

Account Program Manager, Success

Full-stack Engineer

• Design, provision, and manage Apache Kafka clusters (self-managed on GCP/AWS or via Confluent Platform / MSK).
• Configure and tune brokers, ZooKeeper/KRaft, topics, partitions, replication factors, and retention policies for high throughput and low latency.
• Perform cluster upgrades, rolling restarts, and broker replacements with zero downtime.
• Implement and manage Kafka Connect pipelines for data ingestion and egress across heterogeneous systems.
• Administer Kafka Streams and ksqlDB deployments for real-time stream processing workloads.
• Maintain Schema Registry and enforce schema governance standards across teams.
• Define and track SLIs/SLOs for consumer lag, throughput, end-to-end latency, and broker health.
• Design and implement cloud infrastructure using IaC – Terraform
• Build automated deployment pipelines for Kafka configuration changes using GitOps workflows (ArgoCD, Flux).
• Create self-service tooling and runbooks to reduce toil for development teams.
• Automate topic provisioning, ACL management, and schema registration via APIs and CLI tooling.
• Integrate tools like GitLab CI/CD , or Cloud Build for automated testing and deployment.
• Ensure seamless integration of data pipelines with other GCP services like Big Query, Cloud Storage.
• Monitor and Optimize performance, reliability, and cost of Kafka and streaming pipelines.
• Implement security best practices for GCP resources, including IAM policies, encryption, and network security.
• Ensure Observability is an integral part of the infrastructure platforms and provides adequate visibility about their health, utilization, and cost.
• Collaborate extensively with cross functional teams to understand their requirements; educate them through documentation/trainings and improve the adoption of the platforms/tools.

Staff Software Engineer – Cloud Platform, Kafka

Sales Engineer

• Positioning and selling Calix FTTH and in-home networking products and solutions
• Assist in the preparation of RFx responses
• Deliver technical sales-oriented presentations to customer's technical staff and senior management
• Understand business requirements involved with technical account strategy
• Assist customers and resellers in configuring and testing products and networks in lab and field trials
• Provide leadership and guide customers on technical and operational issues within areas of expertise
• Work with customers to design and architect network solutions to their applications needs
• Deep understanding of the product portfolio to apply the best solutions
• Influence decisions and adept at simplifying our Calix technology concepts
• Research and stay up to date on the most recent industry standards and trends
• Capture, articulate, and prioritize customer requirements and share with Calix Product Management

Senior Sales Engineer

Sales

• Establish strong, collaborative relationships with Managed Service Provider organizations
• Initiate and drive sales cycles to generate new business opportunities
• Manage accounts strategically to increase market share
• Provide valuable market insights to influence product development
• Effectively present the Calix differentiated solution at events
• Use CRM to ensure documentation of activities

MSP Channel Sales Manager

Marketing

• Work with the Calix Marketing Team to understand the Calix value proposition.
• Conduct market research and competitive analysis to support international marketing strategies.
• Attend meetings and interact with the International Sales Team as required.

International Marketing Intern

Content Marketing Manager

• Lead a full content audit across channels
• Build and maintain a content inventory
• Identify content gaps and deliver a final audit report
• Assist with updating project management templates
• Support content governance initiatives
• Assist with organizing assets in the content library
• Collaborate with stakeholders to support content operations

Content Marketing Intern

Attorney

• Complete specific projects related to commercial transactions and business compliance activities
• Collaborate with legal team members to understand and provide analysis of compliance and legal obligations
• Monitor and analyze technological trends in legal practices and conduct benchmarking analyses aligned with industry best practices
• Document guidance and create training on legal topics to be used cross-functionally within the company
• Develop written process documentation for core legal workflows
• Work with senior in-house counsel and the Calix Enterprise Data Governance team to streamline data within our Data Privacy Management System, TrustArc

Legal Intern

Director

• Own the strategy and execution for Executive Briefings and Advisory Boards, including program design, agenda development, and continuous improvement.
• Use sales data and AI to be proactive in driving Executive Briefings in the right accounts at the right time.
• Partner with account teams to design and deliver high-impact executive engagements that address customer challenges and unlock opportunities.
• Drive action and close-loop processes, ensuring follow-up on meeting outcomes and implementation of agreed actions.
• Work with internal teams to enhance the Executive Briefing Center in San Jose and up-level existing offices for briefings.
• Collaborate with Sales, Success, Product, and Marketing teams to deliver measurable value from executive engagement programs.
• Partner closely with Calix's Executive Leadership and other business leaders to ensure cross-functional alignment on program goals and key metrics.
• Define KPIs for Program Success.
• Report quarterly on program health, adoption, impact on revenue.

Senior Director of Executive Engagement

Chief Marketing Officer

• Lead positioning, messaging, and solution enablement for the global large CSP market.
• Develop differentiated solution narratives connecting Calix technical capabilities to Tier 1 business priorities.
• Tailor presentations and materials for Tier 1 opportunities.
• Support new product introductions and market feedback gathering.

Solutions Marketing Director – Global Tier 1 CSP Market

Data Engineer

• Develop and maintain Python-based applications and automation workflows.
• Build and enhance software pipelines that collect, process, and organize data from multiple sources.
• Support and deploy solutions using cloud services such as AWS Lambda, InfluxDB, or equivalent GCP tools.
• Analyze structured and unstructured data, including timeseries and network telemetry data, to identify key patterns.
• Contribute to creating and maintaining analytics components using Elasticsearch and Kibana or equivalent.
• Collaborate with engineers using Git, CI/CD workflows.
• Document technical processes, write reusable code, and implement best practices for system reliability.
• Explore new technologies such as agentic AI frameworks (e.g., LangGraph) and LLM-based automation solutions.

Software Engineering Intern, Data Engineer

Software Engineer

• Build a hardware engineering sensor evaluation lab for demonstrating physical AI applications within Calix edge-compute platform
• Automate sensor configuration and telemetry using open-source Python libraries
• Document and report test coverage
• Integrate sensor telemetry into Calix ASIC / FPGA Technology

Hardware - Intelligent Sensor Engineering Intern

Project Manager

• Review project and bug status data
• Work with assignees to ensure up to date and accurate
• Prepare status slides and/or live dashboard-based reports
• Drive product specification reviews
• Prepare and update wiki-based project plans
• Participate in cross functional project reviews, capture status, and action items

Software Project Management Intern

Financial Planning and Analysis

• Lead and develop a team of FP&A partners
• Own the corporate planning framework
• Create a compelling, executive-ready financial narrative
• Serve as the senior financial advisor for corporate planning
• Build frameworks and presentations to inform strategic decisions
• Coach FP&A leaders and foster a culture of continuous improvement

Vice President, Finance

Security Engineer

• Assist in reviewing and updating security controls and documentation aligned with key security and compliance frameworks.
• Assist with control gap assessments and documenting mitigation strategies.
• Help prepare for security audits by collecting evidence to ensure compliance with industry standards.
• Assist in maintaining GRC documentation, including security policies and standards.
• Support vendor security risk assessments to ensure third-party compliance with company security standards.
• Assist the team in building and maintaining metrics dashboards and reports.
• Work with various business units to ensure controls are adequate, appropriate, and effective.