ST Engineering iDirect

Senior Software Engineer- DSP/Wireless communications

United States full-time Senior Salary not listed
full-time Senior level Technology & IT Curated
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About the role

Overview
At ST Engineering iDirect, we’re reshaping the future of global connectivity. As a leader in satellite communications, our groundbreaking technology empowers customers to grow, innovate, and transform their networks. Here, your skills and passion meet our vision and expertise to create something extraordinary. If you're ready to tackle technology’s biggest challenges and redefine how the world connects, the most exciting chapter of your career awaits. With ST Engineering iDirect, the sky isn’t the limit—it’s just the beginning!
We are in search for an Software Engineer at ST Engineering iDirect who will work within the engineering department in a SCRUM team using an Agile framework. The candidate will be responsible for participating in the specification, design, development, testing, and support features for a satellite communications system from concept through completion. He/she will be a highly motivated self-starter with strong written and oral communication skills and work well in a team environment. If you enjoy working in a fast-paced environment with the smartest team, and the very latest technology, then this is the job for you!
Responsibilities
Job Responsibilities

Analyze requirements and RFCs and come up with efficient software designs

Participate in determining the future direction of the satellite system and related products in the areas of software architecture, infrastructure performance, test and reliability

In an Agile framework, document, design, develop, test, and integrate software functionality for various components within a satellite system and related environments

Take a collaborative design and validation approach in working with a multi-functional Scrum team of software, firmware, embedded, application, and test engineers

Troubleshoot and provide resolutions for technical issues encountered in the deployment of software solutions.

Other duties as assigned

Qualifications
Technical Requirements

Bachelor's degree in computer engineering, electronics and communication engineering, information technology, a related subject area, or equivalent experience

7+ years hands-on C/C++ software development experience with the ability to design, implement, debug, and maintain PHY-MAC control-plane software running on embedded ARM/Linux or X86 platforms.

Hands-on experience developing and optimizing real-time signal-processing algorithms on programmable DSP processors such as CEVA, NXP, or similar architectures.

Strong programming experience with Vector C/C++, including SIMD/vectorization and optimization of DSP algorithms for processor-specific architectures.

Experience implementing fixed-point DSP and digital communications algorithms on programmable DSP platforms.

Experience with development, debugging, profiling, and performance optimization tools for programmable DSP processors.

Experience partitioning communications/PHY functionality between FPGA fabric, programmable DSP processors, and embedded ARM processors is highly desirable.

Experience integrating programmable DSP-based PHY implementations with higher-layer software, MAC/control software, FPGA interfaces, and embedded ARM processors in a complete modem or wireless communications system.

Familiarity with 5G NR/5G NTN MAC and PHY-MAC interactions, including resource grids, slots/frames, numerology, scheduling, transport channels, HARQ, link adaptation, and the mapping of MAC-layer data and control information to physical channels.

Proven experience with solving real-time embedded issues, including threading, optimization, memory management, interrupt handling, etc. in multi-core/multi-CPU environments

Knowledge of networking protocols (TCP/IP), Sockets programming

Understanding of 3GPP standards, 5G architecture desired

Experience with cloud technologies (AWS/Azure) desired

Professional Qualities

Strong problem-solving and communication skills.

Must be a self-motivated individual with technical leadership potential and proven success in a structured development environment.

Possess the ability to proactively drive technical solutions in a collaborative environment.

Good software design skills using proven and best practice design methodologies & related principles; Strong command of Object-Oriented Design and Object-Oriented Programming techniques.

Demonstrated experience in developing quality and maintainable software.

Strong documentation and writing skills.

Strong technical leadership and mentoring of junior members of the team.

Additional Requirements

Excellent presentation skills required

Software design skills with analytical problem-solving abilities

Must be able to work in a fast-paced development environment

Working knowledge of UML is strongly desirable

Knowledge of professional software engineering practices and best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations

Experience/ knowledge in satellite/ terrestrial communications systems is desired

Working experience with tools such as GDB and Valgrind

Experience with version control systems (such as git) is strongly desired

Experience with Jira and Jenkins desired

Experience developing unit tests, integration tests, and functional testing, including the development of related test automation integrated in a CI/CD pipeline desired

Scripting using shell scripting or Python desired

This position involves access to hardware, software, technology, technical data, and/or services that may be regulated under the U.S. International Traffic in Arms Regulations (ITAR), Export Administration Regulations (EAR), U.S. sanctions laws administered by the Office of Foreign Assets Control (OFAC), and other applicable export control, sanctions, and national security laws and regulations.
As a condition of employment, and where permitted by applicable law, candidates may be required to provide information necessary for the Company to determine whether any export license, governmental authorization, security clearance, or other regulatory approval is required before access to controlled items, technology, technical data, software, or services can be granted.
In addition to U.S. requirements, access to certain controlled information, technology, technical data, products, or services may be subject to export control, sanctions, national security, or similar regulatory requirements in other jurisdictions where the Company operates or conducts business. Any such requirements will be assessed and applied in accordance with applicable law.
The information that will be requested is limited strictly to what is required to comply with ITAR, EAR, and other applicable export-control, national security and sanctions laws. The Company does not otherwise discriminate in hiring or employment on the basis of citizenship, national origin, or immigration status. All applicants are evaluated on their qualifications, and export-control status information is collected and used solely for regulatory compliance purposes.
Originally posted on Himalayas

Interview prep

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Senior
Technology & IT Administration API integration Operations Project Management Python Senior level

Likely questions

  1. Tell us about work you have done that is close to the Senior Software Engineer- DSP/Wireless communications role.
  2. How would you approach your first 30 days at ST Engineering iDirect?
  3. Which of Administration, API integration and Operations have you used recently, and what did it help you achieve?
  4. How have you led people, improved a process, or made a hard decision in a previous role?
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with Administration, API integration and Operations.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Senior Software Engineer- DSP/Wireless communications role because I can bring practical experience in Administration, API integration and Operations, learn the team quickly, and contribute to the outcomes ST Engineering iDirect needs from this hire.

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