{"id":1037976,"url":"https://alion.io/job/cx2-signal-processing-engineer","title":"Signal Processing Engineer","company":{"id":173498,"name":"CX2","domain":"cx2.com","url":"https://alion.io/company/cx2","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["El Segundo, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":140000,"max":190000,"currency":"USD","period":"year","gross":null,"usd_annual":190000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"Machine Learning","optional":false},{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"NumPy","optional":true},{"name":"SciPy","optional":true},{"name":"Simulink","optional":true},{"name":"Xilinx Vivado","optional":true}],"status":"live","first_seen_at":"2026-09-18T16:48:06Z","employer_posted_date":"2026-09-18","last_verified_at":"2026-09-28T02:28:48Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"CX2 is seeking a highly skilled Signal Processing Engineer to join our growing team. The ideal candidate has solid fundamentals in design, implementation and testing of signal processing techniques using MATLAB, Python and other existing frameworks. Experience in Defense is preferred.\nThis role requires an onsite presence in our El Segundo, CA HQ; a remote work environment is not considered for this opportunity.\nKey Responsibilities\nDigital Signal processing: Design, characterize, and deliver algorithms such as channelizers, frequency agile detection, adaptive filters, MIMO, wideband detectors, and other algorithms related to signal sorting\nWrite and contribute to existing code repositories (C/C++, Python, MATLAB) for analysis and real-time processing systems targeting embedded CPUs/GPUs (experience with FPGAs a big plus)\nOwn requirements, ICDs, and verification from concept through delivery\nStay current: Track and insert advances in signal processing techniques and associated technologies, adaptive beamforming, RF machine learning, and resilient PNT for GPS-denied ops.\nRequired Qualifications\nMasters Degree in Electrical, Computer or Systems Engineering or related field with Graduate study emphasis in Signal Processing; OR a Bachelor’s Degree in an Engineering discipline with 3-5 years relevant working Signal Processing Experience\nStrong digital signal processing fundamentals, with hands-on experience implementing and deploying DSP algorithms in software-defined radio systems on embedded processors, GPUs, and FPGAs.\nUnderstanding of design and implementation of wireless communications algorithms, including modulation and demodulation techniques (e.g. QAM and OFDM) and signal detection and classification techniques\nAbility to contribute to production codebases in C/C++, Python, and MATLAB for algorithm development, analysis, and real-time signal processing\nFamiliar with multi-rate signal processing, polyphase filters, channelizers, beamforming, phase coherent systems, and wireless performance metrics (e.g. SNR, receiver sensitivity, SFDR, I/Q imbalance, DC offset)\nStrong proficiency with Linux development workflows, Git-based version control, and comfortable at the command-line\nWillingness to support critical test events that occasionally require extended hours/weekends.\nAbility to obtain and maintain a security clearance. Learn more about Security Clearances here.\nMust be a U.S. Person (see ITAR Regulations below) due to required access to U.S. export-controlled information or facilities\nBonus Points\nPhD in Electrical Engineering, Computer Engineering, or related field\n5+ years’ experience with EW subsystems and payloads.\nEA/ECM technique design (deception, Digital RF Memory, coherent/non-coherent techniques).\nComms system design (LPI/LPD, Waveform-of-Interest exploitation)\nRF machine learning for emitter ID, modulation/classification, anomaly detection, PDW creation\nTools Experience: ADS/AWR/SystemVue, MATLAB/Simulink, Python (NumPy/SciPy), GNU Radio/SDR (USRP/RFSoC), VITA-49; HDL/firmware experience also helpful (Vivado/Quartus/Libero).\nClearance: Active Secret or ability to obtain and maintain; TS/SCI eligibility preferred. ITAR/EAR-controlled work.\nField work: supporting periodic travel for flight tests and customer demonstrations/support\nMindset: Builder-tester who loves first-principles RF, rapid lab iteration, and getting hardware flying fast.\nITAR Regulations\nTo conform to U.S. Government export regulations, applicant must be a US Citizen, Green Card holder, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here. \nWhat We Offer\nCompetitive salary, stock options and benefits, including health, vision and dental.\n401K enrollment at 90 days.\nGenerous PTO + most Federal Holidays observed.\nCollaborative and inclusive work environment.\nAccess to the latest tools and technologies.\nHigh levels of responsibility and autonomy.\nProfessional growth and development opportunities.\nAccess to the hardest problems in electronic warfare.","description_format":"text","description_chars":4066,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["401k plan","Stock options"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Military","Military Communication"],"lifecycle":[{"event":"open","at":"2026-09-18T17:12:19Z"}],"liveness":{"score":49,"band":"ok","label":"Likely open","p_open":1,"p_active":0.494,"p_room":1,"age_days":8,"expected_fill_days":31,"reasons":["conf:2","win:early"],"computed_at":"2026-09-27T05:45:00Z"},"pay":{"stated_usd_annual":190000,"is_top_pay":true},"html_url":"https://alion.io/job/cx2-signal-processing-engineer","json_url":"https://alion.io/job/cx2-signal-processing-engineer.json","meta":{"generated_at":"2026-09-28T04:32:49Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":2817,"day_limit":5000,"remaining_today":2183,"minute_limit":60,"resets_at":"2026-09-29T00:00:00Z"}}}