{"id":1985,"url":"https://alion.io/job/xai-application-security-engineer","title":"Application Security Engineer","company":{"id":28,"name":"xAI","domain":"x.ai","url":"https://alion.io/company/xai","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":88,"open_postings":100,"ghost_share":0,"stale_share":0.47,"repost_share":0,"time_to_fill_p50_days":59,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Security","role_family":"Security","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Palo Alto, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":258000,"max":null,"currency":"USD","period":"year","gross":null,"usd_annual":258000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Grok","optional":false},{"name":"LLM","optional":false},{"name":"Machine Learning","optional":false},{"name":"OWASP","optional":false},{"name":"OWASP Top 10","optional":false},{"name":"OWASP ZAP","optional":false},{"name":"Python","optional":false},{"name":"Rust","optional":false},{"name":"SBOM","optional":false},{"name":"Threat Modeling","optional":false},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"Federated Learning","optional":true},{"name":"GCP","optional":true},{"name":"GitOps","optional":true}],"status":"live","first_seen_at":"2024-11-14T23:04:42Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-17T19:59:51Z","board_verified":true,"closed_at":null,"days_open":701,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":701},"description":"SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars. \nSpaceXSI is building Super Intelligence to understand the universe and help expand humanity’s knowledge and capabilities. We work across the full Super Intelligence stack: compute (Colossus supercomputers), models (Grok), and applications (Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X). We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next.\nABOUT THE ROLE:\nWe are seeking a skilled and innovative Application Security Engineer to join our technology-driven company. In this role, you will be responsible for ensuring the security and integrity of our cloud-native applications and systems throughout the software development lifecycle, with a particular focus on code security, CI/CD pipelines, and emerging AI technologies.\nRESPONSIBILITIES:\nConduct in-depth code reviews and static analysis to identify and mitigate security vulnerabilities in our applications\nDesign and implement secure coding guidelines and best practices for development teams\nCollaborate closely with development teams to integrate security practices throughout the CI/CD pipeline\nPerform threat modeling and risk assessments for applications, developing mitigation strategies for potential risks\nManage vulnerability tracking and remediation efforts, providing guidance to development teams\nSupport incident response activities related to application security\nStay current on emerging security threats and trends in cloud-native technologies and AI, continuously enhancing our security measures\nEvaluate and secure software supply chains, including producing and maintaining Software Bills of Materials (SBOMs)\nAddress security concerns specific to AI and machine learning models, with a focus on the OWASP LLM Top 10\nBASIC QUALIFICATIONS:\nBachelor's degree in Computer Science, Cybersecurity, or a related field\n3-5 years of experience in application security, with a strong focus on code security practices\nDeep understanding of secure coding practices, application security frameworks, and common vulnerabilities (e.g., OWASP Top 10)\nProficiency in Python or Rust programming languages and experience with secure coding practices in these languages\nExperience securing CI/CD pipelines and implementing DevSecOps practices\nFamiliarity with software supply chain security and SBOM generation tools\nExperience with security testing tools (e.g., Burp Suite, OWASP ZAP) and static/dynamic code analysis\nUnderstanding of AI/ML security implications, particularly those outlined in the OWASP LLM Top 10\nExcellent communication skills, able to explain complex security issues to both technical and non-technical audiences\nPREFERRED SKILLS AND EXPERIENCE:\nExperience with cloud platforms (e.g., GCP, AWS, Azure) and their security features\nRelevant security certifications (e.g., CSSLP, OSWE)\nBackground in data privacy and compliance regulations relevant to cloud-native applications and AI systems\nExperience with GitOps and infrastructure-as-code security\nFamiliarity with federated learning and privacy-preserving machine learning techniques\nExperience in building custom security tooling to enhance and automate security processes\nInterest in leveraging AI to automate security tasks and improve efficiency\nContributions to open-source security projects or tools\nExperience in securing AI/ML models and data pipelines\nCOMPENSATION AND BENEFITS:\n$100,000 - $258,000 USD\nBase salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.\nSpaceXAI is an equal opportunity employer. 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