Jobs at Simpson Thacher & Bartlett LLP

Designs, builds, and operates full-stack software, infrastructure, and AI-powered legal technology systems. Responsibilities include developing applications and integrations, managing cloud infrastructure and CI/CD, implementing observability and reliability practices, contributing to AI/LLM solutions, establishing frontend design systems, and collaborating with attorneys, data scientists, IT, and other stakeholders.

Develops statistical, machine learning, deep learning, and NLP solutions for legal and administrative teams. Responsibilities include building regression and classification models, fine-tuning language models, creating RAG pipelines, designing AI workflows, analyzing structured and unstructured data, producing visual reports, and deploying reproducible production systems. The role collaborates with lawyers, business departments, and technical teams to advance the firm’s AI capabilities and deliver actionable insights.

Provides on-site, white-glove IT support for a law firm office, including troubleshooting hardware, software, networks, telecommunications, audiovisual equipment, and mobile devices. Maintains service records, documentation, inventories, and knowledge-base content; coordinates installations, office moves, upgrades, events, and remote setups. Supports VIP users, escalates complex issues, collaborates with global IT teams, and provides service reporting. Requires schedule flexibility for occasional after-hours and weekend support.

Conduct qualitative and quantitative UX research for attorneys and clients across digital products. Lead recruitment, study design, data collection, analysis, and reporting; create personas, journey maps, service blueprints, and user flows; maintain research repositories; translate insights into business requirements; collaborate on AI product adoption and analyze usage data.

Supports legal recruiting and associate life programs, including law school and lateral interviews, candidate coordination, recruiting events, summer associate programming, orientations, mentoring, database maintenance, and expense tracking. The role manages schedules, vendors, records, communications, attorney support, and event logistics while providing administrative support to the Legal Talent department. It requires flexibility during recruiting seasons, strong organization, discretion, communication skills, and occasional work at alternate Bay Area offices.

Build, test, deploy, and govern AI workflows for M&A transactions using legal technology tools. Translate M&A legal reasoning into reliable AI logic, evaluate outputs, manage datasets and testing frameworks, advise on AI governance and professional responsibility, train attorneys, assess new technologies, and lead AI adoption across the practice.

Owns strategy, roadmap, governance, release management, vendor relationships, adoption, and ROI for enterprise generative AI platforms. Partners with legal, technology, security, governance, and business teams to evaluate features, manage risk, develop workflows, coordinate deployments, and drive responsible adoption. Tracks platform performance and business value, supports users, manages releases and escalations, and provides executive recommendations on roadmap, investment, and AI enablement.

Supports client development and marketing initiatives for the firm's Litigation, Investigations, and Regulatory practices. Responsibilities include maintaining website and promotional content, coordinating events, managing CRM data, preparing directory submissions, conducting competitive research, supporting pitches and presentations, tracking litigation-related activities, and distributing communications. The role collaborates with partners and cross-functional teams and requires strong communication, research, project management, and organizational skills.

Supports Talent Acquisition recruiting across six U.S. offices by coordinating interviews, maintaining candidate and requisition information, communicating with candidates and hiring managers, preparing offer and onboarding paperwork, coordinating background checks, producing recruiting progress reports, and assisting with HR and recruiting projects.

Coordinates legal recruiting, campus and lateral attorney hiring, summer associate programs, interviews, onboarding, bar admission tracking, mentoring, inclusion initiatives, events, communications, budgets, and reporting for the Washington, DC office. Supports recruiting leadership, maintains law school relationships, coordinates evaluations and assignments, tracks expenses, and manages confidential information while collaborating across recruiting, talent, and professional development teams.

Leads global product management and design for custom-built and SaaS legal practice solutions. Defines product vision, roadmaps, requirements, UX strategy, user research, pilots, vendor relationships, and client-facing AI-enabled offerings. Manages multidisciplinary teams, budgets, stakeholder alignment, product lifecycle improvements, and adoption strategies across the firm.

Performs staff-level accounting activities, including journal entries, general ledger analysis, balance sheet and bank reconciliations, disbursement processing, escrow accounting, online banking transactions, cash reporting, and monthly close activities. The role requires communication with accounting teams, accuracy, organization, and deadline management.

Administer and support the Firm’s iManage document management environment, including workspace governance, cloud services, ethical walls, integrations, REST API automation, upgrades, testing, reporting, and troubleshooting. Engage attorneys and business teams through training, documentation, communications, and workflow guidance. Partner with Information Governance, IT, vendors, and stakeholders to improve adoption, security, compliance, support processes, and information management across the Firm.

Develops knowledge strategy and resources for exempt organizations and personal planning legal practices. Evaluates and supports AI and legal technology adoption, creates precedents and training materials, monitors legislative and legal developments, publishes client alerts, maintains practice intelligence dashboards, supports pitches and RFPs, and mentors attorneys on legal research and knowledge resources.

Leads the firm-wide AI governance and risk program, developing policies, standards, controls, evaluation processes, and vendor due diligence. The role manages AI risks across the lifecycle, including privacy, cybersecurity, compliance, ethics, and third-party risk. It monitors global AI regulations, advises partners and senior leadership, coordinates with legal, security, information governance, and technology teams, and drives responsible AI training, awareness, and adoption across the firm.

Develop and lead enterprise security architecture across on-premises, cloud, and containerized environments. Establish security standards, roadmaps, hardening practices, and AI security controls; review architectures, guide implementations, evaluate security tools, and mitigate technology risks. Advise business and engineering stakeholders, oversee proof-of-concepts and integrations, monitor security effectiveness, and address emerging cyber threats through threat intelligence and strategic risk management.

Lead strategy and execution of litigation submissions to major legal directories (Chambers, Legal 500, Benchmark, etc.). Manage submission content, researcher interviews, reference outreach, results tracking, and a centralized litigation matter database. Partner with litigators, practice leaders, and CDE teams to develop narratives, benchmark rankings, and train stakeholders to improve department visibility and rankings.

Processes high-volume attorney client bills, reviews pre-bills, applies credits and write-offs, manages complex and electronic billing, resolves discrepancies, and supports partners, clients, collections, and Finance. The role prepares billing reports and schedules, maintains audit-ready records, assists with compliance and billing-system improvements, and supports month-end and year-end cycles.

Manage the firm’s learning management system, including configuration, permissions, content organization, governance, troubleshooting, vendor coordination, and system optimization. Lead end-user training, documentation, change management, and support for administrators and learners. Analyze LMS engagement, utilization, and user data to produce actionable business intelligence and improve learning strategy, system performance, and user experience.

Lead development and execution of infrastructure security strategy and roadmap across on-prem, cloud, and hybrid environments. Establish standards, implement controls (servers, endpoints, network, cloud, containers), drive automation (IaC, policy-as-code), manage security tooling lifecycle, measure KPIs/KRIs, remediate risks, mentor engineers, and partner with cross-functional teams to enable secure technology delivery and incident response.