{"id":730396,"url":"https://alion.io/job/sigmadefense-1454-rf-electrical-engineer","title":"1454 - RF Electrical Engineer","company":{"id":685779,"name":"Sigma Defense Systems","domain":"sigmadefense.com","url":"https://alion.io/company/sigmadefense","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":100,"open_postings":17,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":13,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Hardware","role_family":"Hardware","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Huntsville, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":65000,"max":85000,"currency":"USD","period":"year","gross":null,"usd_annual":85000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-10-21T18:10:21Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-11-01T18:50:36Z","board_verified":true,"closed_at":null,"days_open":11,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":10},"description":"Sigma Defense is currently seeking an Electrical Engineer to join our team in Huntsville, AL.\nEqual Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.\nRequirements\n1-2 years of experience with software defined radios. \nExperience in programming SDRs using GNURadio and Python.\nIntellectually agile and willing to learn new skills. \nExperience with SDRs, their programming and their use is a must. \nSDR experience can include hobbyist level SDRs to full high fidelity systems. \nMust be a U.S. citizen.\nCandidate Differentiators:\nEffective technical skills (including experience in modulation techniques, circuits design and analysis).\nThe ability to work under pressure with strong problem-solving skills.\nStrong verbal and written communication skills.\nAbility to work in Team Environment.\nPersonnel Clearance Level:\nCandidate must possess or have the ability to obtain an active Top Secret security clearance. \nClearance will be sponsored for the right candidate.\nEducation Requirements:\nBachelor's degree from an accredited college or university in Electrical Engineering or related field of study.\nEssential Job Duties (not all-inclusive):\nAssist in the development of new RF technology/systems and provide existing product sustenance of MIL-SPEC compliant prototypes. \nInteract with customers and other engineers to develop designs for prototypes. \nAssist in developing modulation schemes based on customer input and test data. \nSalary Range: $65,000 - 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