{"id":1609293,"url":"https://alion.io/job/l3harris-technologies-sr-software-engineer","title":"Sr. Software Engineer","company":{"id":177017,"name":"L3Harris Technologies","domain":"l3harris.com","url":"https://alion.io/company/l3harris-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":19,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Columbia, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":120000,"max_usd":219000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":3287},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"Configuration Management","optional":false},{"name":"Embedded C","optional":false},{"name":"Scrum","optional":false},{"name":"UML","optional":false},{"name":"C","optional":true}],"status":"live","first_seen_at":"2026-09-19T07:00:00Z","employer_posted_date":"2026-09-19","last_verified_at":"2026-10-19T22:08:44Z","board_verified":true,"closed_at":null,"days_open":30,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":30},"description":"Job Title: Sr. Specialist, Software Engineer\nJob Code: 29459\nJob Location: Columbia MD\nJob Schedule: 9/80 - Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off\nJob Description:\nThe L3Harris Communication Systems (CS) segment Tactical Communications sector (TCOM) is seeking a highly motivated, team oriented embedded software design engineer who will be a member of a cross functional team with hands on responsibility for all phases of the software development process from requirements definition through integration and testing of completed product. Emphasis will be on cryptographic subsystem (CSS) software development. Other responsibilities will include system/software analysis, architecture definition, high-level design, detailed design, implementation, testing, documentation, and government certification of embedded software for radio or other communications products. Requires the application of the principles and techniques of computer science, engineering, and mathematical analysis. Experience with embedded C++/C, Agile Scrum, and DevOps-based software development is expected. Experience working in collaborative software design/development/test teams ranging in size from 3 to 30 engineers is desired. Experience in engineering requirements analysis, development, and testing is desired. Experience with government certification of engineering designs is also desired.\nEssential Functions:\nResearch, design, develop, modify and evaluate embedded computer software for electronic equipment or other communications systems in conjunction with hardware product development.\nDeliver the assigned portion of the entire product development cycle in an Agile Scrum environment including system/software requirements analysis, high level and detailed design, implementation, testing, integration, documentation, and government certification of embedded software designs.\nDetermine design approaches and parameters. Analyze software requirements to determine feasibility of design within time and cost constraints. Analyze equipment to establish operating data, conduct experimental tests and evaluate results. \nPerform detailed analysis including: requirements analysis, use case scenarios, conceptual design, trade studies, test, operation, maintenance, and reliability analysis of radio communications products, internal subsystems, and external systems. \nPerform the functional analysis, requirements allocation and technical interface definition to translate customer requirements into software development specifications for the radio and associated subsystems. \nDevelop block diagrams and interface design specifications. \nWork with product design, test, manufacturing, logistics engineering teams, product and program management and other groups, and external customers as needed to define and execute radio product development projects and deliver high-quality radio products.\nPrepare design and implementation reviews and oversee the configuration management and control of requirements and design documentation, and development software. Present technical briefings and status reviews.\nEnsure the conversion of customer requirements, including informal requirements, into total systems solutions that balance the technical, schedule and cost constraints of the program. \nConsult with electrical engineers and other engineering staff to evaluate interface between hardware and software and operational performance requirements of the overall system.\nDevelop software system testing procedures and design documentation.\nEffective interpersonal skills, ability to convey technical matters in a clear and logical manner.\nQualifications:\nBachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience. \n4+ years' experience developing and testing software developed in C or C++.\n4+ years' experience with OOA/OOD software development methodology.\n4+ years' experience in full development lifecycle for software projects.\n4+ years' experience producing software development documents, such as design documents and test plans.\nActive Secret U.S. DOD Security Clearance (or inactive for less than 2 years). This position requires the candidate to already possess an active DOD Secret clearance (or a DOD Secret clearance inactive less than 2 years which can be immediately reactivated), and to maintain the clearance.\nPreferred Additional Skills:\nExperience developing bare metal software on an embedded microprocessor in C or C++. \nExperience designing and developing device drivers.\nExperience with UML and OOA/OOD software development methodology.\nExperience with all phases of the software project development life cycle, including software analysis, design, development, testing (including software unit testing), and automation tools.\nExperience in Agile software development methodologies using an iterative, time-boxed development process (SCRUM). \nHighly motivated, a self starter, and able to operate with little supervision in diverse environments. \nDemonstrated ability to analyze and debug software and related hardware issues.\nCryptographic and Radio communications experience.\nIn compliance with pay transparency requirements, the salary range for this role is $109,500 - $203,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.","description_format":"text","description_chars":5949,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":["Education assistance","Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Government","Military","Science & Engineering","National Security"],"lifecycle":[{"event":"open","at":"2026-10-01T20:06:34Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 5","filings_12m":5,"filings_prev_12m":7,"green_card_filings_12m":0,"median_offered_wage_usd":107500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":3}],"liveness":{"score":31,"band":"fade","label":"Fading","p_open":1,"p_active":0.678,"p_room":0.45,"age_days":29,"expected_fill_days":17,"reasons":["conf:2","velocity","win:tail","comp:brand"],"computed_at":"2026-10-19T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/l3harris-technologies-sr-software-engineer","json_url":"https://alion.io/job/l3harris-technologies-sr-software-engineer.json","meta":{"generated_at":"2026-10-20T01:01:58Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":1376,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":177017},"rest":"https://alion.io/mcp/rest/get_company?id=177017"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fl3harris-technologies-sr-software-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fl3harris-technologies-sr-software-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fl3harris-technologies-sr-software-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/l3harris-technologies-sr-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fl3harris-technologies-sr-software-engineer"}]}