Senior HR Generalist

Position Summary Two Sigma is a leading quantitative investment management and trading firm. The company applies a scientific approach to investing, combining cutting‑edge technology, artificial intelligence, data science, and quantitative research with rigorous human inquiry to capitalize on market opportunities and deliver alpha for investors. Our team of engineers, quantitative researchers and data scientists looks beyond the traditional to test hypotheses and develop creative solutions to some of the world’s most complex economic problems. Our Senior HR Generalist team specializes in providing a single, friendly HR point of contact via our Ask HR platform for employees to reach out to with questions or concerns. We handle employee questions and issues relating to company policies, benefits, payroll, or any other related inquiries, from one centralized group. In addition to our company‑facing support, we also provide operational support for our HR teams with an eye towards improving and scaling existing business processes. Just Ask HR! We are looking for someone to join our team to help us provide superior client service, advice, and support across all Two Sigma offices. Due to the nature of HR problems, our first priority is providing accurate assistance quickly with a high degree of empathy and confidentiality to our employees. In this role you will become an expert on a broad array of HR policies, processes, and tools. Responsibilities Partner with HR teams and subject matter experts (Benefits, Immigration, Compensation, etc.) to deliver a seamless one‑HR experience and ensure all tasks and inquiries are handled accurately Provide real‑time solutions to employees and managers via email, Slack, and phone in a fast‑paced environment, following up to ensure issues are fully resolved Manage end‑to‑end onboarding for new hire cohorts, including Workday data entry, background checks, immigration verification, and orientation coordination Maintain data integrity across HRIS platforms by conducting regular data audits and ensuring adherence to standardized procedures across all HR tools Maintain efficient service delivery by completing requests within SLA based on priority and complexity, operating with an eye toward consistency and scaling Follow and update process documentation and knowledge base articles Support ad‑hoc projects as needed Qualifications A bachelor’s degree with a strong academic record 2‑4 years of experience in HR, recruiting, or customer/client‑facing roles in multifaceted, fast‑paced environments High proficiency with Microsoft Outlook (inbox management), Office suite, and Google Workspace Experience with applicant tracking systems (ATS) or human resources information systems (HRIS) preferred, or general experience with help desk technology Ability to stay on top of multiple systems feeding information (Slack, case management tools, applicant tracking systems, Workday) Exceptional written and verbal communication skills Ability to maintain highly confidential and sensitive information Ability to prioritize and operate with a sense of urgency and grace Lateral thinking with incredible attention to detail Ability to exercise discretion, work independently, and adapt quickly to new systems Strong customer service focus, patience when handling tough cases Ability to work effectively in a team and willingness to help others Benefits Core Benefits: Fully paid medical and dental insurance premiums for employees and dependents, competitive 401k match, employer‑paid life & disability insurance Perks: Onsite gyms with laundry service, wellness activities, casual dress, snacks, game rooms Learning: Tuition reimbursement, conference and training sponsorship Time Off: Generous vacation and unlimited sick days, competitive paid caregiver leaves Hybrid Work Policy: Flexible in‑office days with budget for home office setup The base pay for this role will be between $85,000 and $110,000. This role may also be eligible for other forms of compensation and benefits, such as a discretionary bonus, health, dental and other wellness plans and 401(k) contributions. Discretionary bonus can be a significant portion of total compensation. Actual compensation for successful candidates will be carefully determined based on a number of factors, including their skills, qualifications and experience. We are proud to be an equal opportunity workplace. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity/expression, age, status as a protected veteran, status as an individual with a disability, or any other applicable legally protected characteristics. Two Sigma is committed to providing reasonable accommodations to qualified individuals in accordance with applicable federal, state, and local laws. If you believe you need an accommodation, please visit our website for additional information. #J-18808-Ljbffr Two Sigma