Networking Software Engineer

About Lynk

Lynk is the inventor of satellite direct to device or D2D technology, and has the world’s only commercial license from the FCC to operate a commercial D2D system. Today, Lynk allows mobile network operators' subscribers to send and receive text messages to and from space via standard unmodified, mobile devices. Lynk’s service has been tested and proven on all seven continents, has regulatory approvals in more than 30 countries and is currently being deployed commercially based on more than 40 MNO commercial service contracts covering approximately 50 countries.

Our technology will enable all 8 billion people on the planet to stay connected with the existing standard phone in their pocket. Everywhere. No matter what.

By joining Lynk, you will have the opportunity to directly touch the lives of billions. Your mission will be to bring mobile broadband to billions, pull hundreds of millions out of poverty, and save countless lives.

Job Summary

As a Networking Software Engineer at Lynk, you will be an integral part of the software development team and contribute to the design, development, integration, and testing of the end-to-end network applications across multiple 3GPP technologies and nodes. In addition, you will be responsible for writing and implementing software that serves as the backbone of interconnects to establish the world’s first 3GPP NTN infrastructure, such as, space-based cellular network.

If you enjoy the challenge of wearing many hats and have a track record of creative thinking to solve unconventional problems, then we look forward to meeting you!

Core Responsibilities

As a Networking Software Engineer, your core responsibilities are as follows

• Design and implement network protocols for space-based cellular networks.

• Design and implement network software for signaling and O and M operations.

• Design and implementation of software testing system.

Required Qualifications

• In-depth knowledge of networking protocols, including TCP/IP and routing.

• Proficiency in C++, Java, or another object-oriented programming language, with a strong grasp of OOP principles.

• Hands-on experience with design patterns, such as Singleton, Factory, Observer, Strategy, and Composite.

• Solid understanding of dynamic memory management and smart pointers.

• For C++ developers, experience with the Standard Template Library - STL, including vectors, maps, sets, algorithms, and iterators - or equivalent libraries in other languages.

• Strong understanding of time and space complexity - Big O notation, with the ability to analyze and optimize algorithms and data structures for maximum efficiency.

• Expertise in performance tuning, profiling, and benchmarking applications.

• Proficiency in socket programming, TCP/IP, and network protocols, with the ability to develop low-level network applications, manage state, and implement multithreading techniques.

• Experience with unit testing frameworks such as Google Test - gTest.

• Strong capability in designing scalable applications, including distributed systems.

• Familiarity with network analysis tools such as tcpdump and Wireshark.

• General knowledge and hands-on experience with cloud architecture.

Desired Qualifications

• Experience in enterprise-level software architecture.

• Familiarity with cloud platforms such as AWS, Azure, or Google Cloud.

• Knowledge of containerization technologies like Docker and Kubernetes.

• Experience with end-to-end system integration and deployment of wireless network systems, including GSM, 4G and LTE, or 5G.

• Expertise in developing applications based on wireless networking technologies, such as GSM, GPRS, LTE, or 5G standards, including access and core network protocols and end-to-end network applications.

Soft Skills

• Ability to work in teams.

• Strong collaboration.

• Positive attitude.

Job Location

Washington, DC area