{"id":2165408,"url":"https://alion.io/job/rtx-webfull-stack-software-engineer-i-onsite","title":"Web/Full Stack Software Engineer I (Onsite)","company":{"id":1162,"name":"RTX","domain":"rtx.com","url":"https://alion.io/company/raytheon-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":100,"open_postings":106,"ghost_share":0,"stale_share":0,"repost_share":0.113,"time_to_fill_p50_days":10,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Fullerton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":62900,"max":119700,"currency":"USD","period":"year","gross":null,"usd_annual":119700},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ada","optional":false},{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Bitbucket","optional":false},{"name":"C++","optional":false},{"name":"Docker","optional":false},{"name":"GCP","optional":false},{"name":"GitLab","optional":false},{"name":"GraphQL","optional":false},{"name":"JavaScript","optional":false},{"name":"Jenkins","optional":false},{"name":"Kubeflow","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"MLFlow","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Reactive Programming","optional":false},{"name":"Red Hat","optional":false},{"name":"Redis","optional":false},{"name":"TypeScript","optional":false},{"name":"Vue.js","optional":false},{"name":"WebSockets","optional":false}],"status":"live","first_seen_at":"2026-10-09T09:48:15Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-11T21:12:03Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Date Posted:\n2026-10-09\n\nCountry:\nUnited States of America\n\nLocation:\nUS-CA-FULLERTON-611 ~ 1801 Hughes Dr ~ BLDG 611\n\nPosition Role Type:\nOnsite\n\nU.S. Citizen, U.S. Person, or Immigration Status Requirements:\nThe ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance\n\nSecurity Clearance Type:\nDoD Clearance: Secret\n\nSecurity Clearance Status:\nActive and existing security clearance required after day 1Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.\nWhat You Will Do\nWeb/Full Stack Software Engineer I - Sensors, Space and Air\nJoin the Secure Product Assurance/Sensors Space and Air Software team at Raytheon, where we develop cutting-edge software applications focused on solving our customers' toughest defense challenges. In this role, you will be part of an elite software engineering team to design, code, integrate, and test critical modern, data-driven systems that integrate analytics, visualization, and distributed mission-critical applications. This position offers the opportunity to work across multiple technology domains including back-end data processing, front-end web interfaces, and DevSecOps automation, while contributing to next-generation situational awareness and decision support systems. You’ll collaborate within an Agile team environment to design, implement, test, and deploy software components that enable real-time data collection, processing, and user interaction across complex distributed environments\nKey Responsibilities:\nWork on complex technical problems and collaborate to provide innovative solutions. Requires investigation and troubleshooting skills to assess issues and develop resolutions.\nWork at all phases of the SW development lifecycle, including SW/HW integration, dependent on program phase\nAssist in the derivation of system and software requirements, architectural modeling, and technical analysis\nDesign, code, unit test, integrate, maintain and document software applications as part of a multi-disciplinary team\nParticipate actively in software peer reviews, code inspections, and technical decision-making alongside multidisciplinary teams, including program leadership and customers\nSupport program execution to ensure work products meet technical, cost, schedule, and quality baselines.\nFollow established software development processes and practices to maintain software product integrity.\nWork Location: Onsite at our Fullerton, CA Campus\nThis position requires the eligibility to obtain a security clearance. Except in rare circumstances, only U.S. citizens are eligible for a security clearance.\nQualifications You Must Have\nBachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM), preferably Computer Science, Software Engineering, Computer Engineering, Data Science, from an accredited institution. Degree must be obtained by start date.\nProficiency/Knowledge of Web Full Stack\nObject Oriented Design and Development\nJava development, Javascript / Typescript\nModern web UI frameworks such as Angular, Vue.js, React, component-based architecture, Web sockets\nReactive programming paradigms and frameworks for scalable event driven applications\nFull Stack\nJava, Python, C++, Ada, scripting\nJava UI frameworks such as SWING and JavaFX\nRed Hat Linux\nTactical data links, radar/civilian data sources\nDemonstrated ability to learn new technologies and work effectively in a collaborative environment.\nQualifications We Prefer\nExperience with DOORS, Bitbucket, Jenkins, Artifactory, Coverity, Collaborator, JIRA, GitLab\nExperience with ML Ops or Data Ops frameworks (e.g., Airflow, MLflow, Kubeflow, or similar).\nFamiliarity with web application architecture and tools (e.g., REST, GraphQL, PostgreSQL MongoDB, Redis).\nExposure to real-time systems, distributed architectures, or mission-support software (e.g., visualization dashboards, situational awareness, telemetry).\nInternship or project experience involving data pipelines, AI/ML integration, or cross-domain systems.\nPrevious RTX or defense-related project experience, or demonstrated interest/exposure to defense mission domains (e.g., aerospace, command-and-control, sensor systems, or intelligence applications).\nUnderstanding of cloud-based services (AWS, Azure, or GCP).\nKnowledge of containerization and deployment technologies (e.g., Docker, Kubernetes).\nWhat We Offer:\nOur values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.\nRelocation Eligible\nLearn More & Apply Now!\nPlease consider the following role type definition as you apply for this role.\nEmployees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.\nAs part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.\nThe salary range for this role is 62,900 USD - 119,700 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.RTX 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, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.\nPrivacy Policy and Terms:\nClick on this link to read the Policy and Terms","description_format":"text","description_chars":7771,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Flexible schedule","Life insurance","Parental leave"],"hiring_locations":[],"hiring_excludes":[{"name":"United States","iso":"US"}],"relocation_offered":true,"industries":["Cybersecurity","Manufacturing","Science & Engineering","Defense Manufacturing"],"lifecycle":[{"event":"open","at":"2026-10-09T09:48:15Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":10,"reasons":["conf:3","velocity","win:early","comp:junior,brand"],"computed_at":"2026-10-10T05:45:15Z"},"pay":{"stated_usd_annual":119700,"is_top_pay":false},"html_url":"https://alion.io/job/rtx-webfull-stack-software-engineer-i-onsite","json_url":"https://alion.io/job/rtx-webfull-stack-software-engineer-i-onsite.json","meta":{"generated_at":"2026-10-11T21:27:45Z","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":10336,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"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":1162},"rest":"https://alion.io/mcp/rest/get_company?id=1162"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frtx-webfull-stack-software-engineer-i-onsite"},{"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%2Frtx-webfull-stack-software-engineer-i-onsite"},{"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%2Frtx-webfull-stack-software-engineer-i-onsite"},{"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/rtx-webfull-stack-software-engineer-i-onsite\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frtx-webfull-stack-software-engineer-i-onsite"}]}