Principal Engineer

Grow with us

About this opportunity:

Join the dynamic and innovative environment at Ericsson, where we embody collaboration, innovation, and empowerment. Ericsson is looking for a talented Principal Engineer to join our progressive team.

The Principal Engineer is a key role responsible for architecting and implementing modem firmware and platform drivers for NCOS.

What you will do:

• Design and develop scalable embedded f/w, stack, and NCOS drivers to integrate multi-modem HW
• Perform modem bring-up with NCOS modem drivers and verify that the modem functions properly for features and performance.
• Experience in Modem Data Path with HW accelerators is a plus
• Assist the team in debugging, including writing/improving test tools
• Support team during critical issues with modem SW integrations
• Help stabilize the S/W

The skills you bring:

• BS/MS in computer science or equivalent qualifications
• Five (5+) years of embedded Linux FW device driver and feature development experience
• Solid programming skills in C/C++ with a good understanding of OS concepts
• Strong understanding of ARM architecture, RTOS, and multiprocessor communication mechanisms
• Strong FW debugging and analytical skills

Bonus Points:

• Ten (10+) years of industry experience in architecting and implementing BSP/Device Driver, including debugging experience in multiple driver areas
• Three (3+) years of experience in bringing up host modem drivers, implementing and optimizing the Modem communication platform software and SDK. Knowledgeable in Embedded Modem SoC Architecture, PCIe, SIM Driver, UART, SPI / I2C, SHM (shared memory), and SOC Bring-up
• Experience with HW platforms, identify performance bottlenecks in the system, and take ownership of the related optimizations.
• Ability to independently pursue new ideas and innovations
• Ability to work with cross-functional development (HW and SW) and Validation (QA) teams to diagnose/root-cause issues

Why join Ericsson?

At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

What happens once you apply?
Click Here to find all you need to know about what our typical hiring process looks like.

Ericsson uses a merit-based hiring approach that values people with different experiences, perspectives and skillsets. We truly believe this approach drives innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity employer, learn more.

If you need assistance or to request an accommodation due to a disability, please contact Ericsson at

DISCLAIMER: The above statements are intended to describe the general nature and level of work being performed by employees in this position. They are not an exhaustive list of all responsibilities, duties and skills required for this position, and you may be required to perform additional job tasks as assigned.

Primary country and city: United States (US) || California Remote
Job details: Developer

Compensation and Benefits at Ericsson
At Ericsson, we know that our people are the key to our success. We offer a competitive package to help with your individual needs and goals.

Your Pay
The salary range for this position is dependent on various factors including, but not limited to, location, and the candidate's combination of job-related knowledge, qualifications, skills, education, training, and experience.

The salary range for this position is

San Diego, CA : $209600- $275100

Bay Area: $229,200-$300,825

Short-Term Variable Compensation Plan: Your pay also includes the opportunity for an annual bonus. Actual bonus payouts are based on performance of the business against the unit's objectives, individual performance, and the individual bonus target. Certain eligibility and pro-ration rules apply.

Your Health
Ericsson offers excellent health benefits including the choice of three medical plan options and a dental plan option that allow an employee to select the level of coverage that suits their needs. Employees will receive company credits in an amount equal to the cost that Ericsson pays toward the cost of their medical and dental premiums for themselves and eligible covered dependents.

Your Financial Security

We invest in both your short and long-term financial wellbeing. The Ericsson US 401(k) Plan offers an automatic 3% company contribution and Ericsson matches $1 for every $1 you put into the 401(k) Plan on the first 3% of your eligible pay, plus 50 cents on every $1 on the next 2% of eligible pay. When you contribute at least 5% of eligible pay, you are receiving Ericsson's full matching contributions. Matching and company automatic contributions stop when your total eligible pay for the year reaches the IRS limits. Employees will also receive company credits in an amount equal to the cost of basic life insurance and basic accidental death and dismemberment coverage, as well as short-term and long-term disability coverage. Employees also have the option to participate in Ericsson's Stock Purchase Plan.

Your Time
Your work-life balance is important to us. New employees are provided a minimum of 15 days of accrued vacation, up to 3 personal days per year, 11 annual holidays, 8 hours of volunteer time, and 80 hours of sick time annually. Please note paid time off is pro-rated based on the employee's start date. Furthermore, Ericsson provides up to 16 weeks of paid maternity leave and 6 weeks of parental or adoption leave at 100% of pay.

Additional Benefits
Ericsson offers many other company-paid benefits such as financial wellness programs, educational assistance, matching gifts, and recognition programs.