{"id":1829558,"url":"https://alion.io/job/atlassian-senior-machine-learning-engineer-search-intelligence","title":"Senior Machine Learning Engineer, Search & Intelligence","company":{"id":182,"name":"Atlassian","domain":"atlassian.com","url":"https://alion.io/company/atlassian","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Seattle, United States","San Francisco, United States","Mountain View, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":168000,"max_usd":299000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":295},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"Databricks","optional":false},{"name":"Feature Store","optional":false},{"name":"Fine-tuning","optional":false},{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-10-04T11:58:41Z","employer_posted_date":"2026-10-04","last_verified_at":"2026-10-12T10:41:53Z","board_verified":true,"closed_at":null,"days_open":8,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":8},"description":"Atlassian is looking for a Senior Machine Learning Engineer to join our Search & Intelligence organization. Our team builds the intelligent experiences, agentic systems, models, evaluation frameworks, and data pipelines that power Atlassian’s AI products and accelerate AI innovation across the company.\nWorking at Atlassian\nAtlassians can choose where they work - whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other priorities. We can hire people in any country where we have a legal entity.\nResponsibilities\nYour role and impact\nAs a Senior Machine Learning Engineer, you will lead the development and productionization of advanced machine learning systems that improve how people discover, understand, and act on knowledge across Atlassian. You will work across the full machine learning lifecycle, from problem definition and data exploration to model development, experimentation, evaluation, deployment, and ongoing optimization.\nYou will partner closely with product managers, software engineers, data scientists, and other technical stakeholders to translate ambiguous product challenges into scalable AI solutions. You will contribute to architectural decisions, raise engineering and scientific standards, and mentor other machine learning engineers.\nYour work will help deliver intelligent search, recommendations, conversational experiences, and other AI capabilities used by Atlassian customers worldwide.\nWhat you’ll do\nLead the design, development, and implementation of state-of-the-art machine learning algorithms and models for production environments.\n\nOwn machine learning projects from initial concept through production deployment, measurement, and continuous improvement.\n\nDevelop scalable data and modeling approaches using large, complex datasets.\n\nDesign robust system and model architectures that meet requirements for quality, latency, scale, reliability, privacy, and cost.\n\nBuild and improve machine learning solutions across areas such as information retrieval, search ranking, personalization, natural language processing, deep learning, and large language model applications.\n\nDesign and execute rigorous experiments, offline evaluations, online tests, and error analyses to measure model quality and product impact.\n\nCollaborate with product, engineering, data science, analytics, and platform teams to integrate AI capabilities into Atlassian products and services.\n\nTranslate research and emerging AI techniques into reliable, maintainable, production-quality systems.\n\nIdentify opportunities to improve model performance, operational efficiency, developer experience, and customer outcomes.\n\nCommunicate technical decisions, trade-offs, results, and recommendations clearly to both technical and non-technical audiences.\n\nMentor and support machine learning engineers, contribute to technical strategy, and help establish best practices across the organization.\n\nContribute to a culture of experimentation, continuous learning, inclusive collaboration, and iterative delivery.\n\nQualifications\nOn your first day, we’ll expect you to have\nA Bachelor’s or Master’s degree in Computer Science, Machine Learning, Artificial Intelligence, Data Science, or a related field, or equivalent practical experience.\n\nAt least 5 years of professional experience developing and deploying machine learning or data science solutions in production.\n\nStrong programming skills in Python and one or more production languages such as Java, Kotlin, or TypeScript.\n\nStrong knowledge of SQL and experience working with large-scale data processing technologies such as Spark.\n\nExperience designing, training, evaluating, deploying, and scaling machine learning models using large and complex datasets.\n\nExperience building performant, reliable, and maintainable production-quality software.\n\nFamiliarity with cloud-based data and machine learning environments, such as AWS, Databricks, or comparable platforms.\n\nExperience designing evaluation strategies and using metrics, experimentation, and error analysis to guide model and product improvements.\n\nExperience collaborating effectively across product, engineering, analytics, and data science teams.\n\nAn ability to independently navigate ambiguous and complex problems, break them into manageable components, and deliver practical solutions.\n\nStrong written and verbal communication skills, with the ability to explain complex technical concepts clearly.\n\nAn agile development mindset and an appreciation for rapid iteration, continuous improvement, and learning from results.\n\nIt’s great, but not required, if you have\nEnd-to-end experience integrating machine learning or AI capabilities into customer-facing products.\n\nExperience building search, recommendation, ranking, personalization, or natural language processing systems.\n\nExperience developing deep learning models and applying large language models to production use cases.\n\nExperience with agentic systems, tool-using models, or multi-step reasoning and planning systems.\n\nExperience fine-tuning, evaluating, monitoring, and optimizing large language models.\n\nExperience working in a consumer or B2C environment, a SaaS product organization, or an enterprise B2B environment.\n\nExperience with ML platforms, model serving, feature stores, data pipelines, observability, or responsible AI practices.\n\nA track record of technical leadership, influencing architecture and strategy beyond your immediate team, and mentoring other engineers.\n\nExperience balancing long-term technical investments with pragmatic delivery in an evolving product environment.\n\nBenefits & Perks\nAtlassian offers a wide range of perks and benefits designed to support you, your family and to help you engage with your local community. Our offerings include health and wellbeing resources, paid volunteer days, and so much more. To learn more, visit go.atlassian.com/perksandbenefits.\nAbout Atlassian\nAt Atlassian, we're motivated by a common goal: to unleash the potential of every team. Our software products help teams all over the planet and our solutions are designed for all types of work. Team collaboration through our tools makes what may be impossible alone, possible together.\nWe believe that the unique contributions of all Atlassians create our success. To ensure that our products and culture continue to incorporate everyone's perspectives and experience, we never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, veteran, or disability status. All your information will be kept confidential according to EEO guidelines.\nTo provide you the best experience, we can support with accommodations or adjustments at any stage of the recruitment process. Simply inform our Recruitment team during your conversation with them.\nTo learn more about our culture and hiring process, visit go.atlassian.com/crh .\nIn line with local law, identity verification (which may include use of biometric data) is a condition of employment with Atlassian for employment fraud purposes.","description_format":"text","description_chars":7155,"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":false,"languages":[]},"benefits":["Continuous learning"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Service & Asset Management","Project & Work Management Software","Developer Tools","Intranet & Knowledge Management"],"lifecycle":[{"event":"open","at":"2026-10-04T11:58:41Z"}],"visa":[],"liveness":{"score":32,"band":"fade","label":"Fading","p_open":1,"p_active":0.703,"p_room":0.45,"age_days":7,"expected_fill_days":4,"reasons":["conf:2","velocity","win:tail","comp:brand"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/atlassian-senior-machine-learning-engineer-search-intelligence","json_url":"https://alion.io/job/atlassian-senior-machine-learning-engineer-search-intelligence.json","meta":{"generated_at":"2026-10-12T11:59:13Z","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":18748,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":182},"rest":"https://alion.io/mcp/rest/get_company?id=182"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fatlassian-senior-machine-learning-engineer-search-intelligence"},{"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%2Fatlassian-senior-machine-learning-engineer-search-intelligence"},{"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%2Fatlassian-senior-machine-learning-engineer-search-intelligence"},{"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/atlassian-senior-machine-learning-engineer-search-intelligence\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fatlassian-senior-machine-learning-engineer-search-intelligence"}]}