Digital Signal Processing Engineer

Overview of Opportunity

Join Two Six Technologies in Herndon, Virginia, where we advance the state of the art in digital signal processing and wireless systems to uncover, analyze, and secure complex communication technologies. We are seeking a Digital Signal Processing (DSP) Engineer to contribute to cutting-edge R&D programs in a hands-on laboratory environment, developing innovative solutions that support the intelligence community.

As part of a multidisciplinary team of RF engineers, embedded developers, and security researchers, you will apply deep DSP expertise to reverse engineer real-world systems, design and implement advanced wireless algorithms, and develop mission-focused RF applications that deliver meaningful national security impact.

What you will do

• Design, implement, and optimize digital signal processing algorithms for real-world wireless systems
• Perform signal detection, identification, classification, and decoding of captured waveforms
• Develop and evaluate receiver, transmitter, and modem architectures for RF systems
• Perform RF signal reception and transmission using common modulation schemes (FSK, PSK, QAM, OFDM, etc.)
• Develop prototypes in laboratory environments using SDR hardware and RF test and measurement equipment
• Contribute subject matter expertise in DSP, Software Defined Radio (SDR), and wireless communications systems
• Contribute to a centralized development repository of software design patterns, tools, and infrastructure to build maintainable, reusable SDR building blocks.

What you will need (Minimum Qualifications)

• Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related scientific discipline
• Software-defined radio expertise, including receiver architectures, channelization, modulation/demodulation techniques, error-correcting codes, and spectral analysis
• Experience designing and implementing receiver, transmitter, and modem signal chains in cellular, radio, or RF communication systems
• Experience with physical layer (PHY) and Medium Access Control (MAC) layer concepts, including waveform processing, synchronization, channel estimation, framing, and link-level behavior
• Familiarity with open-source signal processing libraries and frameworks
• Experience with common SDRs, such as Ettus USRP Series, BladeRF, and PlutoSDR
• Minimum of 3 years of experience with one or more modern development languages: C, C++, Embedded C, Python
• Experience with collaborative Git workflows, including branching strategies, pull requests, and conducting code reviews
• Active Top Secret clearance with the ability to obtain and maintain a TS/SCI

Nice if you have

• Demonstrated ability to architect and implement end-to-end wireless communication systems with real-world performance requirements
• Advanced degree in Electrical Engineering or a related technical discipline
• Proficiency with SDRtools such as GNU Radio, Radio Hacker, GQRX, Vivado, or ModelSim\Hands on experience working with one or more common DSP providers such as Texas Instruments (TI), Analog Devices (AD), or STMicroelectronics
• Active TS/SCI clearance

Security Clearance

• Active Top Secret clearance is required with the ability to obtain and maintain a TS/SCI

• #LI-JK1
• #LI-ONSITE

Two Six Technologies is committed to providing competitive and comprehensive compensation packages that reflect the value we place on our employees and their contributions. We believe in rewarding skills, experience, and performance. Our offerings include but are not limited to, medical, dental, and vision insurance, life and disability insurance, retirement benefits, paid leave, tuition assistance and professional development.

Pay and benefits

The projected salary range listed for this position is annualized. This is a general guideline and not a guarantee of salary. Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements.

Salary Range $118,024 - $177,035 USD

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