Welcome! Our Growth is Creating Great Opportunities! Our team is expanding, and we want to hire the most talented people we can. Continued success depends on it! Once you've had a chance to explore our current open positions, apply to the ones you feel suit you best and keep track of both your progress in the selection process, and new postings that might interest you! Thanks for your interest in working on our team! Job Summary The Senior Hardware Engineer will be a member of the Optical Engines R&D team responsible for designing pluggable optical transceiver modules for metro, core, and data center applications. The successful candidate will have proven competency in high-speed electronic design, signal integrity management, and product development throughout the complete product lifecycle. This role will work closely with hardware, FPGA, firmware, test, and mechanical engineering teams to deliver innovative optical networking products from concept through production. Experience with simulation tools such as Ansys HFSS, Keysight ADS, and other signal integrity analysis tools is highly desirable. Duties and Responsibilities Develop block diagrams and schematics from the initial concept phase. Specify, design, test, integrate, and release new optical transceiver products to production. Create Hardware Unit Design Specifications and test plans. Design solutions utilizing bare-die components and advanced microelectronic assembly techniques, including wire bonding and flip-chip technologies. Work closely with PCB layout engineers on complex, high-layer-count board designs. Provide guidance to CAD designers throughout PCB development activities. Collaborate with FPGA, firmware, and test engineering teams during product integration and validation. Perform signal integrity analysis and high-speed simulations using industry-standard tools. Support products through manufacturing transfer and production release activities. Provide engineering support for products in production and work directly with contract manufacturing partners. Work cross-functionally across R&D disciplines to meet product performance, quality, cost, and schedule objectives. Complete the full product design lifecycle on portions of the system involving multiple components. Work independently on assigned design activities with minimal supervision. Understand product architecture, design processes, tools, and development methodologies required to perform assigned responsibilities. Basic Qualifications BS or MS degree in Electrical Engineering, Physics, or a related field. 5+ years of relevant experience in high-speed board design. Strong fundamentals in electromagnetic and RF design, including impedance matching and S-parameter analysis. Experience with high-speed RF measurements and characterization techniques. Experience with fiber optic testing and measurements. Experience using laboratory equipment including: Spectrum Analyzers Network Analyzers Logic Analyzers Function Generators BER Test Sets Proficiency with schematic capture tools such as Mentor Graphics DxDesigner, Xpedition, or equivalent. Strong written and verbal communication skills. Proficiency with Microsoft Office applications. Preferred Qualifications Master's degree in Electrical Engineering. Experience using Ansys HFSS, Keysight ADS, HyperLynx, or similar EM/SI simulation tools. Experience designing optical transceivers or coherent pluggable optical modules. Knowledge of optical component reliability requirements and telecommunications standards, including Telcordia, IEC, and ITU. Experience with coherent optical systems. Programming experience using Python, MATLAB, or LabVIEW for automation and test development. Knowledge of signal integrity and power integrity analysis techniques. Travel Requirements Approximately 10% travel. 5% domestic travel 5% international travel Adtran is a leading global provider of fiber-based networking solutions and SaaS applications, focused on the broadband access market. Our comprehensive portfolio spans from the metro core to the customer premises, enabling network providers to deliver Gigabit broadband to every home and business. Our vision is to enable a fully connected world where the power to communicate is available to everyone, everywhere. At Adtran, we believe in our people. With a diverse and inclusive team spread across the globe, our culture embraces creativity and seeks innovation and quality in everything we do. Built on a foundation of communication, trust, collaboration, and an entrepreneurial spirit enables us to be a global technology leader and a strong customer advocate. Adtran began operations in January 1986. Headquartered in Huntsville, Alabama, Adtran is located in Cummings Research Park - the second-largest research park in the U.S. and fourth-largest in the world. Our mailing address is 901 Explorer Boulevard, Huntsville, Alabama, 35806. Adtran, Inc. is a wholly-owned subsidiary of Adtran Holdings, Inc. (NASDAQ:ADTN and FSE: QH9). Find out more at adtran.com, or follow our story on LinkedIn and Twitter.

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