Low Level Software Developer Jobs in San Ramon, CA

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Date: Jul 28, 2026

Location: San Jose, TX, US

Celestica is looking for talented and passionate Staff Embedded Software Engineers for the Hardware Platform Services team. This team is responsible for designing and developing Cloud Hardware infrastructure that includes Compute, Storage, AI servers and Networking Switches. As a Staff Embedded Software Engineer, you will play a key role in defining and delivering state of the art Cloud Hardware products.

Celestica is leading the charge in the AI-driven era by developing ultra-dense, power-efficient, and high-speed infrastructure solutions. Our approach is grounded in extensive engineering expertise, a proven track record of technology experience, a resilient supply chain and strong global partnerships. We collaborate with customers to design purpose-built solutions that guarantee optimized performance, engineered reliability, and a truly agile, future-ready foundation for tomorrow’s AI infrastructure demands.

Gather Requirements and provide technical solutions that span across the system

Design and implement drivers, application software that drive next generation CPU and GPU systems for Data Centers

Develop, augment and maintain software libraries to support computing on CPU / GPUs

Mentor and coach team members on the technical skills and approaches to solve problems.

Review and maintain the quality of code going into production.

Bachelors Degree or higher education in Engineering

6+ years of experience in C / C++ and other low-level programming languages and embedded systems

5+ years of experience in Hardware bring-up, validation of all low-level interactions, troubleshooting and resolution of hardware / software interfaces in areas such as High-speed interface bring-up, Bootloader bring-up and High-speed interface bring-up (PCIe, USB, DDR, MIPI, Ethernet)

Experience in Board bring-up of new embedded hardware with low-level driver development to verify functionality including Linux kernel bring-up, kernel enablement and upstreaming

Strong analytical and problem-solving abilities

5+ years of experience in Device Drivers such as PCIE, I2C, etc.

Knowledge of BIOS, BMC, Secure Boot, Linux Kernel, etc.

Experience in Real Time OS / Linux kernel memory management, interrupts, IOMMU

#HPS-NA

Familiarity with main elements of CPU, DPU, memory, NICs

Experience in designing and developing low level software to enable Data Center hardware

Prior experience GPU libraries like CUDA and ROCm is a plus

9+ years of experience

• Duties of this position are performed in a normal office environment.
• Duties may require extended periods of sitting and sustained visual concentration on a computer monitor or on numbers and other detailed data.
• Repetitive manual movements (e.g., data entry, using a computer mouse, using a calculator, etc.) are frequently required.
• Occasional travel may be required.

• 9 to 14 years

Bachelor degree or consideration of an equivalent combination of education and experience.

Educational Requirements may vary by Geography

This job description is not intended to be an exhaustive list of all duties and responsibilities of the position. Employees are held accountable for all duties of the job. Job duties and the % of time identified for any function are subject to change at any time.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Celestica's policy on equal employment opportunity prohibits discrimination based on race, color, creed, religion, national origin, gender, sexual orientation, gender identity, age, marital status, veteran or disability status, or other characteristics protected by law.
This policy applies to hiring, promotion, discharge, pay, fringe benefits, job training, classification, referral and other aspects of employment and also states that retaliation against a person who files a charge of discrimination, participates in a discrimination proceeding, or otherwise opposes an unlawful employment practice will not be tolerated. All information will be kept confidential according to EEO guidelines.

COMPANY OVERVIEW:
Celestica (NYSE, TSX: CLS) enables the world's best brands. Through our recognized customer-centric approach, we partner with leading companies in Aerospace and Defense, Communications, Enterprise, HealthTech, Industrial, Capital Equipment and Energy to deliver solutions for their most complex challenges. As a leader in design, manufacturing, hardware platform and supply chain solutions, Celestica brings global expertise and insight at every stage of product development – from drawing board to full-scale production and after-market services for products from advanced medical devices, to highly engineered aviation systems, to next-generation hardware platform solutions for the Cloud. Headquartered in Toronto, with talented teams spanning 40+ locations in 13 countries across the Americas, Europe and Asia, we imagine, develop and deliver a better future with our customers.

Celestica would like to thank all applicants, however, only qualified applicants will be contacted.
Celestica does not accept unsolicited resumes from recruitment agencies or fee based recruitment services.

This location is a US ITAR facility and these positions will involve the release of export controlled goods either directly to employees or through the employee's movement within the facility. As such, Celestica will require necessary information from all applicants upon an applicant's acceptance of employment to determine if any export control exemptions or licenses must be filed.

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