{"id":27861,"url":"https://alion.io/job/sandboxaq-staff-software-engineer-platform","title":"Staff Software Engineer, Platform","company":{"id":7529,"name":"SandboxAQ","domain":"sandboxaq.com","url":"https://alion.io/company/sandboxaq","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":147200,"max":276000,"currency":"USD","period":"year","gross":null,"usd_annual":276000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Braintrust","optional":false},{"name":"GCP","optional":false},{"name":"Kubernetes","optional":false},{"name":"SOC 2","optional":true}],"status":"live","first_seen_at":"2026-07-30T20:19:55Z","employer_posted_date":"2026-07-30","last_verified_at":"2026-10-17T06:41:07Z","board_verified":true,"closed_at":null,"days_open":78,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":78},"description":"About SandboxAQ\nSandboxAQ is a high-growth company delivering AI solutions that address some of the world's greatest challenges. The company’s Large Quantitative Models (LQMs) power advances in life sciences, financial services, navigation, cybersecurity, and other sectors.\nWe are a global team that is tech-focused and includes experts in AI, chemistry, cybersecurity, physics, mathematics, medicine, engineering, and other specialties. The company emerged from Alphabet Inc. as an independent, growth capital-backed company in 2022, funded by leading investors and supported by a braintrust of industry leaders.\nAt SandboxAQ, we’ve cultivated an environment that encourages creativity, collaboration, and impact. By investing deeply in our people, we’re building a thriving, global workforce poised to tackle the world's epic challenges. Join us to advance your career in pursuit of an inspiring mission, in a community of like-minded people who value entrepreneurialism, ownership, and transformative impact.\nThe Opportunity\nThe Platform & Infrastructure team builds the foundational services, including compute, storage, networking, and robust cloud environments that empower our scientists and engineers to innovate at scale. We are committed to building reliable, scalable systems that accelerate developer velocity and ensure the high availability of our Large Quantitative Models (LQMs).\nWe are looking for a Staff Engineer to act as a technical leader within our Platform & Infrastructure organization. This role is central to our efforts to evolve our architectural strategy, scale our core services to meet global demand, and elevate the technical capabilities of our engineering team. You will be instrumental in breaking down complex systemic challenges into clear, actionable parts, mentoring a team of junior engineers, and setting the standard for systems excellence across the company.\nKey Responsibilities\nLead Architectural Strategy: Define and execute the long-term vision for our infrastructure, designing resilient, distributed systems that support our rapidly growing AI workloads.\n\nMentor and Develop Talent: Provide technical leadership and mentorship to junior engineers, fostering a culture of high standards, code quality, and continuous learning.\n\nSystemic Problem Solving: Partner with engineering leads to diagnose complex technical bottlenecks and break down multifaceted infrastructure challenges using first principles into scalable, manageable technical requirements.\n\nDrive Platform Excellence: Design and implement foundational platform services that improve developer experience and reduce operational overhead across the engineering organization.\n\nCollaborate Cross-Functionally: Work closely with product, research, and security teams to ensure our infrastructure is secure, performant, and aligned with the company’s broader mission.\n\nEssential Skills & Experience\n8+ years of professional software development experience, with a proven track record of designing and scaling complex distributed systems.\n\nDemonstrated experience leading high-impact engineering teams, including mentoring junior engineers and influencing technical strategy at a staff level.\n\nExpertise in cloud-native infrastructure (GCP preferred) Kubernetes at scale.\n\nExpertise in GPU/ML infrastructure for large training, data-generation, and inference workloads, including GPU scheduling, optimization and high-performance networking.\n\nStrong ability to decompose complex technical problems into simplified, incremental, and actionable architectural designs.\n\nHighly Desired Skills & Experience\nDeep proficiency in architectural patterns for high-throughput, low-latency services.\n\nExperience operating in high-growth environments where infrastructure requirements pivot rapidly due to new scientific or product discoveries.\n\nExperience with multi-tenant, data governance, data registries, lineage, and federated access for model tuning with high IP sensitive environments\n\nWorked in regulated / compliance-bound environments that have data residency, export controls, SOC2, and strict isolation requirements.\n\nWhy Join Us?\nWe offer a comprehensive and competitive benefits package designed to support your health, financial well-being, and life outside of work.\nCareer Defining Work: Your work will directly accelerate the discovery of better drugs and better materials, advance human health, and enable safer and more sustainable technologies by helping customers put AI Simulation capabilities into real world use.\n\nCompensation: Competitive base salary, performance-based incentives or bonuses (where applicable), and equity participation.\n\nBenefits: Comprehensive medical, dental, and vision coverage for employees and dependents with generous employer premium contributions, retirement savings with company matching, paid parental leave, and inclusive family-building benefits.\n\nWork-Life Balance: Fully remote, Flexible paid time off, company-wide seasonal breaks, and support for flexible work arrangements that enable sustainable performance.\n\nLearning and Growth: Opportunities for continuous learning and growth through on-the-job development, cross-functional collaboration, and access to internal learning and development programs.\n\nSandboxAQ Welcomes All\nWe are committed to fostering a culture of belonging and respect, where diverse perspectives are actively sought and valued. Our multidisciplinary environment provides ample opportunity for continuous growth - working alongside humble, empowered, and ambitious colleagues ready to tackle epic challenges.\nEqual Employment Opportunity: All qualified applicants will receive consideration regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status.\nAccommodations: We provide reasonable accommodations for individuals with disabilities in job application procedures for open roles. If you need such an accommodation, please let a member of our Recruiting team know.\nRead:Guidance for candidates on using AI Tools in interviews","description_format":"text","description_chars":6118,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Continuous learning","Equity","Flexible schedule","Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Quantum Science & Computing","Information Security","AI for Science"],"lifecycle":[{"event":"open","at":"2026-07-30T20:19:55Z"}],"visa":[],"liveness":{"score":54,"band":"ok","label":"Likely open","p_open":1,"p_active":0.903,"p_room":0.6,"age_days":78,"expected_fill_days":87,"reasons":["conf:3","velocity","win:late","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":276000,"is_top_pay":true},"html_url":"https://alion.io/job/sandboxaq-staff-software-engineer-platform","json_url":"https://alion.io/job/sandboxaq-staff-software-engineer-platform.json","meta":{"generated_at":"2026-10-17T07:45:26Z","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":10492,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":7529},"rest":"https://alion.io/mcp/rest/get_company?id=7529"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsandboxaq-staff-software-engineer-platform"},{"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%2Fsandboxaq-staff-software-engineer-platform"},{"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%2Fsandboxaq-staff-software-engineer-platform"},{"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/sandboxaq-staff-software-engineer-platform\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsandboxaq-staff-software-engineer-platform"}]}