Senior Operations Associate, TSS
Operations
Poland · Germantown, MD, USA · New York, NY, USA
USD 125k-200k / year
Posted on Sep 19, 2026
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.
Two Sigma Securities brings a scientific approach to systematic trading and risk management to make markets more efficient. Our team trades over 10,000 US equities and 4,000 listed options, leveraging our high performance trading system to execute over 850 million shares per day. Two Sigma Securities is entering an exciting growth phase. We value the insights of our colleagues and encourage them to innovate and shape their own work agenda. New joiners use our proprietary platform to work on diverse projects. From building next generation trading technologies and researching novel AI and machine learning techniques to enhancing our strategies and deploying automation, our team is pushing the frontier in systematic trading.
Two Sigma Securities is seeking a motivated, highly organized, and technically proficient Senior Operations Specialist to join our Middle Office Operations team. In this role, you will perform critical middle office functions and contribute to projects that support the firm’s core business operations. The position offers broad exposure across markets and the opportunity to collaborate with our Trading, Engineering, and Corporate teams. There is a path to expanded scope as the business continues to scale. If you are passionate about joining a fast-paced, dynamic team, we'd love to meet you!
You will take on the following responsibilities:
- Provide operational support to trading desks
- Coordinate cross-functional processes and projects with internal and external partners
- Resolve trade breaks in coordination with clearing brokers and counterparties
- Perform daily and month-end reconciliation of positions, cash, and P&L against broker and administrator records
- Ensure that trading systems reflect reconciled data and that operational procedures and risk controls are accurately maintained
- Analyze and process corporate actions
- Monitor and resolve locates and potential buy-ins
- Find opportunities to build new tools and improve existing process flows and controls
- Support the onboarding of new strategies and business initiatives
You should possess the following qualifications:
- Bachelor’s degree in a related field with a strong academic record
- 6–10 years of relevant financial operations or trade support experience
- Thorough understanding of the full trade lifecycle across multiple products, particularly equities, futures, and options
- Comfort working with large datasets to identify patterns and irregularities
- Understanding of operational risk management as it relates to trade support and execution
- Proven track record of establishing a strong control environment and implementing efficiencies
- Ability to work across multiple technology platforms and to design or contribute to operational dashboards and analytics
- Strong prioritization skills, sound judgment, and a collaborative approach to problem solving
- Excellent written and verbal communication skills
- Proficiency with Excel and Bloomberg
Preferred Qualifications:
- FINRA Series 7 or Series 99 license
- Experience with data and analytics tooling such as Alteryx or Tableau, and with LLM-based developer tools
- Proficiency with SQL and/or Python
You will enjoy the following 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 $125,000 and $200,000. 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.