Senior FPGA Engineer

iDirectGov's hubs, satellite routers and network management software address the growing complexity of deploying and managing global IP networks. iDirect Government’s specialized technology includes transmission security (TRANSEC), Communication Signal Interference Removal (CSIR™) anti-jam technology and Open Antenna Modem Interface Protocol (OpenAMIP). We bring innovation, integration and intelligence to satellite-based IP communications that government and military organizations trust. By providing quality certifications with the most bandwidth-efficient, scalable and highly secure platform, we have rapidly become the technology provider of choice for military and government-driven mission-critical applications. 

We are seeking a team player with solid technical skills to work with our team of smart, creative, and dedicated engineering team-members. This position is based out of our Herndon, VA location with the option of a remote work schedule.

• Designing and testing complex, high speed, FPGA designs
• Designing and supporting top-level simulations
• Translating requirements into FPGA architectures
• Implementing and documenting FPGA designs using HDL (System Verilog, VHDL, etc.)
• Supporting system integration and Test Engineering to produce functional design
• Implementing and contributing to the architecture of next generation satellite communication systems such as DVB-S2X, LPI/LPD, 5G-NR, etc.
• Designing the implementations for further advances in adaptive TDMA, SCPC return channels, including modeling and design of algorithms for real time embedded system implementation and Anti-Jam technologies
• Supporting integration of FDMA and TDMA waveforms
• Creating test plans to assure integrated performance meets specification
• Writing internal and external facing documents about iDirect Government physical layer FPGA technology
• Producing simulations of and designs for communication channels enabling the study of both channel improvement measures, such as pre-distortion/pre-coding as well as overall satellite communication system efficiency

• 8+ years of related experience
• FPGA design experience using Verilog/System Verilog or VHDL languages targeting Xilinx/Altera FPGA’s
• FPGA design experience with physical synthesis, static timing analysis, formal verification, power analysis, and other DRC centric tools
• Experience with ModelSim/QuestaSim simulation tools
• Experience with Altera/Xilinx development tools
• Demonstrated ability to verify digital logic designs with System Verilog
• Demonstrated understanding in timing closure, clock domain crossings, etc.
• Understanding of Software Defined Radio (SDR) in regards to abstracting hardware
• Experience with HW PCB tools, and HW test equipment to find and debug interfaces at a physical level
• Ability to plan/perform analysis, studies/trade-offs in support of subsystem specification and hardware, FPGA and software design recommendations
• Comfort working closely with HW/RF engineering specialties on design and configuration for RF communication systems
• Experience in writing low-level test software such as C/C++, LabView, Python, etc.
• Experience in Digital Signal Processing on FPGAs and SDR waveform implementation
• Experience in SoC multi-processor designs specifically: Xilinx Zynq MPSoC, Xilinx Versal, Altera SoC FPGA
• Experience with JTAG, DAC/ADC functional and RF parametric test development
• Experience with high-speed interfaces such as JESD-204C, 10/40G Ethernet, Aurora, etc.
• Familiarity in RF chain design and considerations
• RF measurement experience and use of RF test and measurement Equipment such as Spectrum Analyzers, Network Analyzers, signal generators, etc.
• Experience with both Altera and Xilinx design and verification tools

Additional experience in the following areas is a plus:

• Experience with various control loops
• Experience with FPGA Direct Memory Access IP (i.e. Xilinx DMA Engine or similar)
• Experience with IEEE 1588/PTP networking
• Experience implementing DSP algorithms in RTL
• Experience with modulators/demodulators, forward error correction, adaptive channels, anti-jam algorithms, etc.
• Familiarity with Networking, TCP/IP, UDP, DHCP, etc.
• Experience with Xilinx and/or Altera high level synthesis tools
• Experience with Matlab/Simulink or equivalent for development of DSP algorithms implemented in FPGA’s
• Experience implementing DSP algorithms in System Generator or similar tools
• Satellite Communication experience
• Familiarity with Linux driver development or usage

Education: Bachelor's degree (BA/BS) in Electrical Engineering, Computer Engineering, or closely related field (must be from accredited college or university); MSEE/MSCE preferred

Clearance: Active DoD security clearance or ability to obtain a secret level DoD clearance.

Travel: 0-10%

iDirect Government is an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, disability, sexual orientation, gender identity, or protected veteran status.