Millennium Management LLC

Head of Database Engineering We are seeking ahands-on leaderto serve asHead of Database Engineering. This critical role involves managing a distributed team of 15 engineers and overseeing database systems that are integral to our trading infrastructure. The successful candidate will lead by example, combining technical expertise with strong leadership to ensure the highest levels ofstability,performance, andscalabilityacross our database platforms. The primary database platforms in use includeMicrosoft SQL Server,PostgreSQL,MongoDB, andMySQL, with critical systems also running onOracleandSybase. The candidate will be expected to work closely with their team, actively contributing to technical solutions while driving key initiatives such as database standardization, automation, and self-service functionality for end users. Key Responsibilities Leadership & Hands-On Contribution: Lead, mentor, and manage a global team of 15 engineers, fostering collaboration and accountability. Actively participate in technical problem-solving, performance tuning, and architecture decisions. Database Infrastructure Stability & Performance: Ensure the stability, performance, and availability of mission-critical database systems supporting trading infrastructure. Proactively identify and resolve performance bottlenecks and operational risks. Strategic Projects: Drive the migration of the database estate to unified standards across platforms. Lead the implementation of automation and self-service tools to empower end users. Collaboration & Communication: Work closely with trading, technology, and operations teams to understand and address database needs. Communicate technical concepts effectively to diverse stakeholders. Required Skills & Experience Extensive experience managing large-scale, mission-critical database systems in complex environments. Expertise inMicrosoft SQL Server,PostgreSQL,MongoDB,MySQL, and familiarity withOracleandSybase. Proven ability to lead distributed teams while actively contributing to technical solutions. Strong communication skills and experience collaborating with end users and stakeholders. Track record of driving multiple projects in parallel and delivering results in high-pressure environments.

Systematic Trading Technology Project Manager This role involves managing the onboarding and ongoing technology needs of Systematic Portfolio Managers and their teams, while also providing product and project management support for the Systematic Data organization. The ideal candidate will combine technical expertise, strong communication skills, and strategic thinking to drive efficient onboarding, foster collaboration, and improve processes and tools. Key Responsibilities Portfolio Manager Onboarding and Technology Management Work closely with Portfolio Managers (PMs) and teams across the firm to facilitate the efficient onboarding of new trading groups Act as a single point of contact in technology for multiple Portfolio Managers across Infrastructure, Systematic Data, Market-Data, and Execution Consult with users to understand and document business requirements and workflows Maintain traceability of functional specifications to requirements/objectives Track PM technology requests, manage clear target dates for completion, and ensure expectation management through clear communication with PMs, Business Management, and development teams Report PM onboarding progress and/or risks through appropriate management channels, escalating issues as necessary according to the onboarding plan Engage with Portfolio Managers and their teams to ensure new and existing functionality is being appropriately utilized Identify common themes and requests where a central rather than bespoke solution should be built Collaborate with Business Management and development teams to facilitate prioritization of PM technology requests Provide business analysis & project management support for bespoke strategic platform buildouts that benefit multiple PMs Manage regional project delivery of global initiatives to deploy new applications and new functionality to existing applications. Systematic Data Product and Project Management Collaborate closely with the Systematic Data team to provide both product and project management support across the organization Manage the delivery of large, high-impact, and cross-functional projects, ensuring timely execution and alignment with organizational goals, while providing regular updates and reporting to senior stakeholders across the firm. Ensure team members are working on the correct priorities by aligning resources with strategic objectives and collaborating closely with leadership to manage workload and project focus. Track and analyze KPIs to measure team performance and project success Analyze process improvements and project manage them through to completion, ensuring measurable benefits are realized Support the development and execution of initiatives to enhance workflows, tools, and data utilization across the Systematic Data organization. Assist the department head with strategy presentations, including gathering insights, preparing materials, and facilitating discussions Facilitate training sessions and assist with presentations to improve team knowledge and communication Promote and enforce best practices for JIRA usage, ensuring data quality and consistency to support effective project tracking and reporting. Required Skills and Experience Professional Experience: Requires 5+ years of related professional project management experience. Requires 3+ years' experience in the financial services industry, preferably with Equities, Futures, FX, Options and electronic trading. Technical and Analytical Skills: Strong analytical skills, including a thorough understanding of how to interpret business needs and translate them into application and operational requirements Ability to understand business workflows (across products/regions) and technology components (including datasets, infrastructure, quantitative tools, and execution platforms) at a deep enough level to identify and solve problems Strong understanding and working knowledge of key data principles. Project and Product Management Expertise: Experience specifying and writing user specifications and business requirements for development teams. Familiarity with development methodologies, including waterfall and agile, as well as expertise with tools such as JIRA, Confluence and Tableau Proven ability to handle multiple projects and tasks simultaneously within tight timeframes. Experience tracking KPIs, analyzing resource allocation, and driving process improvements. Communication and Collaboration: Excellent interpersonal and communication skills (both verbal and written). Ability to engage with stakeholders across multiple teams and regions, ensuring alignment and clear communication of priorities. Additional Responsibilities Support strategic initiatives by identifying opportunities for improvement and driving projects to completion. Ensure alignment between business objectives and technology solutions, acting as a bridge between Portfolio Managers, Systematic Data teams, and development teams. Continuously assess and refine processes to improve efficiency and effectiveness across the organization.

Senior Cyber Risk Analyst We are seeking a Senior Analyst with a robust background in cybersecurity risk assessment and internal security audits, complemented by broad technical expertise across modern IT environments. This role requires a deep understanding of desktops, mobile devices, networks, operating systems, and cloud services, as well as the ability to effectively communicate complex technical concepts to both technical and non-technical stakeholders. The ideal candidate will possess advanced analytical skills, relevant certifications, and experience working cross-functionally-including direct client engagement-to support regulatory and business objectives. Primary Responsibilities Conduct comprehensive risk assessments of information systems, applications, business processes, and underlying technical infrastructure-including desktops, phones, network devices, operating systems (Windows, macOS, Linux), and cloud platforms (AWS, Azure, GCP). Collaborate closely with compliance, legal, IT, business stakeholders, and external clients to understand operational requirements, regulatory obligations, and risk tolerance. Serve as a technical point of contact for clients, addressing and managing their technical requirements, security concerns, and risk management needs. Clearly document identified risks and work with stakeholders to propose, evaluate, and track compensating controls that address security gaps when standard controls are not feasible. Support and participate in internal security audits, ensuring findings are clearly communicated and remediation plans are actionable and understandable by both technical and non-technical teams. Prepare and deliver risk assessment reports and risk register updates to management, clients, and relevant teams, tailoring communication style and technical depth to the audience. Monitor the effectiveness of compensating controls and recommend improvements as needed to maintain compliance and reduce residual risk across diverse technical environments. Stay current with emerging threats, regulatory changes, and industry best practices in risk management, compensating controls, and evolving enterprise technologies. Assist with incident response planning and post-incident risk evaluation, leveraging broad technical knowledge to assess impacts and recommend improvements. Qualifications/Skills Required Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or a related field. 5+ years of experience in information security, with a strong focus on risk assessment and/or internal security audits. Demonstrated experience working with compliance, legal, business teams, and clients to assess and document security risks and compensating controls. Advanced knowledge of risk management frameworks (e.g., NIST, ISO 27001, CIS20) and regulatory requirements relevant to the financial sector Broad technical knowledge spanning desktops, mobile devices, networking, operating systems, and cloud services. Proficiency with risk analytics, GRC tools, and security assessment methodologies. Exceptional analytical, communication, and report-writing skills, with the ability to translate complex technical issues into clear, actionable recommendations for both technical and non-technical audiences. Desired Skills Experience in the financial services sector or advisory work with a leading consulting firm. Familiarity with the design and evaluation of compensating controls in regulated environments. Ability to translate technical risks into business impacts and actionable recommendations. Experience presenting technical risk findings to executive leadership, clients, and non-technical stakeholders. One or more of the following certifications: CISSP, CISA, CompTIA CySA+ The estimated base salary range for this position is $ 175,000 to $ 250,000 , which is specific to New York and may change in the future. Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.

Software Engineer - Trade Capture Job Function Summary We are searching for a developer with strong C++/Linux server side skills to be involved in the development of our firm's global trade capture application. Principal Responsibilities The role will be part of a global team that is responsible for the development of a real time trade capture system that processes and feeds the firm's executions to various internal systems and external parties. Qualifications/Skills Required 7+ years of developing in C++ server side applications in Linux Strong understanding and experience building real-time /event driven applications Strong understanding of network programing and Linux O/S internals Strong understanding of object oriented programming and data structures Understanding of SQL and relational databases. Knowledge in Equities, Futures, FX, Options and various Fixed Income products are strongly preferred Willingness to work flexible hours Degree educated, preferably in Computer Science or related subject Detail oriented; demonstrates thoroughness and strong ownership of work Good team player with a strong willingness to participate and help others Able to prioritize in a fast moving, high pressure, constantly changing environment; good sense of urgency Strong communication and interpersonal skills Quick learner and analytical thinker The estimated base salary range for this position is $160,000 to $250,000, which is specific to New York and may change in the future. Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.

Quantitative Developer - Execution Services The Execution Services team is responsible for trade execution across a wide range of products and geographies, with a focus on minimizing trading costs and execution risk. We are looking for a highly driven, results oriented Quantitative Developer to join our team focusing on execution analytics & transaction cost analysis (TCA). We are at the forefront of industry-leading initiatives applying technology, quantitative analysis, and data-driven methodologies to our execution process. Principal Responsibilities Collaborate with key stakeholders across Execution Services including quants and traders, to deliver key models & metrics, and to guide the overall direction & design of the platform. Make large contributions to the codebase, working in an iterative and dynamic environment. Support, maintain and test own code following best-practices including unit testing, documentation and automation within typical CI processes. Qualifications/Skills Required 7+ years of KDB in a Quantitative Finance setting. Highly analytical and strong problem-solving skills and attention to detail. Strong communication skills with the ability to explain technical and sophisticated concepts clearly and concisely. Experience with execution analytics and global equities research highly preferred. Experience with Python, ML, pykx or cloud tooling is a bonus. The estimated base salary range for this position is $ 160,000 to $ 250,000 , which is specific to New York and may change in the future. Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.

End User Services Relationship Manager The Manager of End User Services Relationship Management is responsible for ensuring effective communication, coordination, and prioritization of technology needs for external Portfolio Management (PM) teams at Millennium Management. This role manages the team that defines the strategy and product offerings for external PM teams that may be bespoke for their needs or be leveraged across the organization. End User relationship managers act as the primary liaison between external PM teams, application teams, project managers, and technology teams to ensure that key user requirements are clearly understood and addressed in a timely and efficient manner. The End User Services organization is seeking an experienced professional to establish and manage the End User Relationship Management team to focus on the needs of external PM teams leveraging diverse technologies, but with a product mindset to drive repeatable and scalable solutions. This includes managing the deployment of tools such as email, chat, file sharing, mobile platforms, and productivity suites, as well as coordinating with Legal, Compliance, InfoSec, and the Infrastructure teams for compute, networking, storage, and database requirements. The successful candidate will possess a combination of strong interpersonal, organizational, and technical skills, along with the ability to drive delivery in a dynamic environment. Occasional international travel to other Millennium offices, including London and Singapore, is required. Principal Responsibilities Gathering, analyzing, and documenting end user and technical requirements Managing a globally distributed team Creating templates to simplify the delivery of solutions for external PM teams and internal stakeholders Managing senior business and technology management expectations Identifying appropriate components needed to satisfy the requirements Communicating how the components will meet the requirements Coordinating component deployment across Infrastructure Technology teams and partner teams such as Legal, Compliance, InfoSec, Trading Services, HR, Operations, and Real Estate Creating and maintaining prioritized books of work for customer teams Tracking and reporting deployment status vs customer books of work Qualifications/Skills Required 7+ years of infrastructure project and/or service delivery in the financial services industry Experience in end user product management preferred Experience managing a globally distributed team Ability to manage multiple simultaneous cross-team deliveries to successful conclusion Strong sense of ownership and the ability to instill the same in other technology teams Working knowledge of end user technologies: workspace, collaboration, and communication Familiarity with Office 365, Exchange Online, InTune, Teams, Sharepoint, and Slack Familiarity with Software Development Lifecycle (SDLC) management Familiarity with common AI tooling use cases and benefits, including Chat GPT Excellent oral & written communication, with effective presentation skills Ability to organize and lead meetings with customers, technologists, and senior leaders Detail-oriented, customer-focused approach to discovery, planning, deployment Team player with a strong desire to collaborate with others and help solve business problems Ability to thrive in a dynamic environment and re-prioritize as needed to meet urgent demands The estimated base salary range for this position is $ 175,000 to $ 250,000 , which is specific to New York and may change in the future. Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.

Senior Quantitative Developer Millennium is a top tier global hedge fund with a strong commitment to leveraging innovations in technology and data science to solve complex problems for the business. We are assembling a strong Quant Technology team to build our next generation trading strategy. Responsibilities: We are looking for a self-motivated, organized and detail-oriented person to join our team. The candidate will play a significant part in enhancing and maintaining our current systematic investment framework, including: Data Engineering: building and maintaining data pipelines Machine Learning: building and enhancing machine learning framework Requirements: STEM background High Level (production level) Coding experience in Python and SQL Familiar with version control (GitHub) Experience in cloud development (AWS EC2, Batch, S3, and CloudWatch) Experience with schedulers (Airflow) Unix experience Best practices methodology regarding how to code, test, and deploy changes. Experience in quantitative development Experience with data-pipeline architecture Preferred Qualifications: Bachelors, Masters or PhD in STEM Experience in Asset Management preferably in Equities Knowledge of equities Location: Toronto or NY The estimated base salary range for this position is $150,000 - $200,000, which is specific to New York and may change in the future. Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.