---
title: 'Senior Manufacturing Engineer, XFRA at SPAN'
canonical: 'https://feeny.ai/job/senior-manufacturing-engineer-xfra-span-south-san-francisco-wh3h6wspmqcj'
type: 'job'
last_seen: '2026-10-16'
---

# Senior Manufacturing Engineer, XFRA at SPAN

- **Company:** SPAN
- **Location:** South San Francisco, CA
- **Employment:** full-time
- **Posted:** 2026-10-08
- **Last confirmed live:** 2026-10-16
- **Apply:** https://jobs.ashbyhq.com/span/1b308dcc-6caf-4d38-9021-d442307ec63e

## Job description

## Our Mission

SPAN is enabling electrification for all ⚡

XFRA by SPAN is the first distributed data center using existing infrastructure and underutilized power capacity to meet expanding AI compute demand.

- Decarbonization is the process to reduce or remove greenhouse gas emissions, especially carbon dioxide, from entering our atmosphere.
- Electrification is the process of replacing fossil fuel appliances that run on gas or oil with all-electric upgrades for a cleaner way to power our lives.

At SPAN, we believe in:

- Enabling homes and vehicles powered by clean energy
- Making electrification upgrades possible
- Building more resilient homes with reliable backup
- Designing a flexible and distributed electrical grid

## The Role

XFRA is seeking a Senior Manufacturing Engineer to develop and improve manufacturing processes for engineering builds and production. You will apply hands-on manufacturing experience to resolve production issues, strengthen process documentation, and help bring new electro-mechanical products to market.

## Responsibilities

- Collaborate with cross-functional teams to develop and refine manufacturing processes, procedures, and production requirements.
- Develop assembly processes, fixtures, and tooling to support XFRA products.
- Improve manufacturing processes to increase operational efficiency and reduce lost time and material scrap.
- Analyze production data, identify opportunities for improvement, and implement corrective actions.
- Support compliance with applicable industry standards, safety requirements, and quality expectations.
- Work with cross-functional partners to support production plans and resolve manufacturing issues.

## About You

Required Qualifications

- At least 8 years of relevant experience in manufacturing or a similar role, preferably in a high-tech environment.
- Experience assessing, analyzing, and resolving problems in a manufacturing environment.
- Experience bringing new electro-mechanical products to market through new product introduction (NPI).
- Ability to develop and maintain clear process and production documentation.
- Strong analytical, organizational, and problem-solving skills, with the ability to manage multiple tasks in a fast-paced environment.
- Self-directed work style and ability to work autonomously while contributing to a team.
- Adaptability, sound judgment, and confidence communicating, negotiating, and influencing across teams.
- Proficiency with Google Workspace applications.

Life at SPAN Headquartered in San Francisco’s vibrant SoMa neighborhood, we are an eclectic group of creative thinkers who value open communication, teamwork, and a ‘make it happen’ approach to addressing complex challenges. SPAN embraces diversity and equal opportunity in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. We’re hiring talented individuals who are driven by success and are passionate about shaping the future of renewable energy. If that sounds like you, we’d love for you to consider joining the rapidly growing team at SPAN.

The Perks: ⚡ Competitive compensation + equity grants at a well-funded, venture-backed company ⚡ Comprehensive benefits: 100% employee premiums for base plans on medical, dental, vision with options for additional coverage.  Parental leave up to twenty four (24)  weeks depending on eligibility ⚡ Comfortable, sunny office space located near BART and Caltrain public transit ⚡ Strong focus on team building and company culture: Employee Resource Groups, monthly social events, SPANcakes recognition breakfast, lunch, and learns ⚡ Flexible hours, one holiday per month, and flexible time off

Interested in joining our team? Apply today!

## About SPAN

## Company Overview
- **One-liner**: SPAN designs and manufactures a smart electrical panel that replaces traditional circuit breakers, providing real-time, circuit-level energy management and control to optimize home energy use.
- **Entity Type**: Private (Series C)
- **Headquarters**: San Francisco, California, USA
- **Founded**: 2018
- **Founders**: Not publicly available

## Core Business
- **Primary industry/industries**: Smart Home Energy Management, Clean Technology, Electrical Infrastructure
- **Target customers**: B2C (homeowners), B2B (builders, installers, and partners in the solar/battery/HVAC ecosystem)
- **Mission or purpose statement**: "Decarbonize our future" by designing, building, and deploying products that electrify homes and slow the effects of climate change [span.io/about](https://www.span.io/about).

## Products & Services
- **SPAN Panel**: A smart electrical panel that replaces a home’s standard circuit breaker box. It provides real-time, circuit-level energy data, control, and automation via an intuitive mobile app. It manages all electricity in the home, enabling smarter energy use, cost savings, and longer backup power during outages.
- **SPAN Home App**: The software interface for the SPAN Panel. It offers an all-in-one dashboard for real-time energy monitoring, circuit-level control, and energy-saving insights.
- **SPAN PowerUp**: An integrated technology within the SPAN Panel that automatically manages appliance loads to prevent overloads, allowing homeowners to add major appliances (like EV chargers, heat pumps) without costly utility service upgrades.
- **SPAN XFRA**: A distributed data center solution announced in April 2026, designed to close the speed-to-power gap for AI compute demand [span.io](https://www.span.io/).

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company)
- **Key Metric**: Total funding raised of **$426.72M** (Series C) [cbinsights.com](https://www.cbinsights.com/company/spanio)
- **Notable Investors/Partners**: Partners include Tesla, Carrier, Eaton, FranklinWH, and Mitsubishi Electric [span.io](https://www.span.io/).
- **Growth Signals**: 
  - Ranked **#5 out of top 500 startups** [span.io/mission-careers](https://www.span.io/mission-careers).
  - Launched a campaign with Carrier, Tesla, and others to lower electricity costs by unlocking underused grid capacity (March 2026).
  - Announced a collaboration with Eaton (March 2026).
  - Expanding into distributed data center solutions with XFRA (April 2026).

## Competitive Advantages
- **First-mover in smart panels**: SPAN reinvented the 100-year-old electrical panel, creating a new category of home energy management.
- **Hardware + Software Moat**: The combination of a physical panel (UL 1741 PCS certified) with sophisticated software for circuit-level control is difficult to replicate.
- **Ecosystem Integrations**: Deep partnerships with major players like Tesla, Carrier, and Eaton create a sticky, integrated product experience.
- **Safety & Reliability**: Unrivaled leadership in electrical safety, meeting rigorous industry standards (NEMA 3R rated for indoor/outdoor placement).

## Strategic Focus
- **Electrification of homes**: Core mission is to enable all-electric homes with solar, battery storage, EV charging, and heat pumps.
- **Grid modernization**: Pushing for policy changes and technologies (like the campaign with Carrier and Tesla) to unlock underused grid capacity.
- **New market expansion**: Moving beyond residential into distributed data center infrastructure with XFRA.
- **Deepening integrations**: Continued collaboration with major OEMs to ensure seamless installation and interoperability.

## Why Work Here
- **Mission-driven**: Employees are united by the goal to decarbonize the world and slow climate change [span.io/about](https://www.span.io/about).
- **Company values**: "Know your stuff" (curiosity, expertise), "Make it happen" (execution mindset), and "In it together" (team success) [span.io/mission-careers](https://www.span.io/mission-careers).
- **Growth & recognition**: Ranked #5 out of top 500 startups, indicating strong momentum and market validation.
- **Culture**: "Safe, productive, and flexible work environment that enables innovation and creativity" [span.io/mission-careers](https://www.span.io/mission-careers).
- **Compensation & benefits**: Competitive compensation, comprehensive benefits, flexible paid time off, and team-building/career growth opportunities.
- **Locations**: Offices in San Francisco (HQ), South San Francisco (R&D Lab), and Bengaluru, India.
- **Employee Resource Groups**: Active ERGs for community connection.

## Sources
1. [span.io](https://www.span.io/)
2. [span.io/about](https://www.span.io/about)
3. [span.io/mission-careers](https://www.span.io/mission-careers)
4. [cbinsights.com](https://www.cbinsights.com/company/spanio)
5. [LinkedIn](https://www.linkedin.com/company/spanio)

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