Baseband Software Test Developer

We are seeking a Baseband Software Test Developer to join our 5G NR and 6G RAN function development team. Our unit systemizes, designs, implements, and integrates software features that control the air interface.

Your role will focus on quality assurance, verification, and integration of software for Ericsson’s gNodeB and Cloud RAN vDU products.

You will work in cross-functional development teams where continuous improvement, innovation, and knowledge sharing are part of daily work.

What you will do:

Integrate, troubleshoot, and verify new features and functions for Ericsson gNodeB and vDU products.

Conduct regression quality assurance and feature-interaction testing.

Use knowledge of 5G and 6G wireless communication protocols.

Integrate and troubleshoot complex new software in a lab environment.

Create automated tests to verify that new software preserves existing functionality.

Prepare test plans and analysis documentation.

Work with design and system engineers in small cross-functional teams., 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.

Bachelor’s or master’s degree in Computer Science, Electrical Engineering, or a related discipline.

Commitment to testing and quality, supported by curiosity, a learning mindset, and strong debugging skills.

Knowledge of computer networks and wireless communications, including 3GPP specifications, radio resource management, MAC/RLC/PDCP/physical layers, and mobility.

Working knowledge of Git, Gerrit, Jenkins, and GitLab.

Experience using LLM-powered coding assistants.

Hands-on experience with agentic AI.

Ability to build and maintain automated test code using scripting languages, Python, and/ or C++.

Quality-focused testing approach and strong troubleshooting ability.

Ability to configure lab and debugging environments, create and document test cases, execute test plans, capture and analyze results, and produce test reports.

Preferred qualifications:

Strong interpersonal, organizational, communication, and multitasking skills.

Experience with end-to-end feature testing across base stations and mobile devices, including eNodeB/gNodeB, real UEs, and UE simulators.

Understanding of physical, signaling, and protocol layers; throughput versus SNR; mobility handling; and RF testing.

Experience testing functionality, performance, robustness, configuration, capacity, and complex feature interactions.

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.

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 match $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 of 4%. 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., Ericsson offers many other company-paid benefits such as financial wellness programs, educational assistance, matching gifts, and recognition programs.