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JOS. H. LOWENSTEIN AND SONS, INC. is looking for a Cosmetic Formulation Chemist.
Location of Employment: Brooklyn, New York
Hours of Work Per Week: Full-time, 40 Hours, 5 Days
Salary: $&nbsp;115,648.00&nbsp;per year
Job Duties:&nbsp;
<ul>
<li>Develop and refine cosmetic formulas.</li>
<li>Conduct stability tests and resolve stability issues.</li>
<li>Monitor formula quality and ensure conformity to standards.</li>
<li>Perform quality control tests and develop nonstandard tests as needed.</li>
<li>Identify suitable raw materials and technologies for product development.</li>
<li>Prepare detailed technical reports summarizing methods and findings.</li>
<li>Provide customer support and troubleshooting for commercial products.</li>
<li>Ensure products meet stability, safety, and microbiological testing requirements.</li>
<li>Facilitate the transition of products from laboratory batches to production.</li>
<li>Collaborate with chemical scientists or engineers to analyze research projects and interpret results.</li>
<li>Improve or customize products, equipment, processes, or analytical methods.</li>
<li>Compile and analyze test data to assess efficiency and diagnose issues.</li>
</ul>
Minimum Job Requirements:
<ul>
<li>Education Requirement: Bachelor’s degree in Chemistry or a foreign equivalent.</li>
</ul>
<ul>
<li>Experience Requirement: A minimum of 10 years of professional experience as a chemist in the personal care industry.</li>
</ul>
Please send resume to David Lowenstein, JOS. H. LOWENSTEIN AND SONS, INC.,&nbsp;420 Morgan Avenue, Brooklyn, New York, 11222 or via email to <a href="mailto:davidl@jhlowenstein.com" target="_blank">davidl@jhlowenstein.com</a>. Mention Job Code 0515 in the cover letter.

Cosmetic Formulation Chemist

IT: Two Sigma Investments, LP seeks Quantitative Researcher in NY, NY. Incls but not limited to apply quantitative fin'l analysis/stat analysis/data analysis skills, incl estimation methods &amp; time series analysis to research, formulate, design &amp; dvlp sophisticated predictive quantitative fin'l investment models &amp; fin'l trading strategies to trade fixed income single-name credit instruments &amp; derivatives. Research, design &amp; dvlp production-quality, high-reliability, highly tuned numerical quantitative code using complex fin'l linear algebra, stat modeling, &amp; numerical optimization techniques. Note: Co. "Hybrid" work attendance policy: In-office work attendance req'd at aforementioned office address for collab days based on each team's req'mt; telecommuting / working from home permissible for remainder of same month. Must have Master's or equiv in Stats, Applied Math, Eng'g, Quantitative Fin'c or rel field + 3 yrs exp in quantitative research role w/i investment mgmt industry, or rel exp; OR PhD or equiv in Stats, Applied Math, Eng'g, Quantitative Fin'c or rel field. Must have exp w/ empirical asset pricing &amp; factor models. Must have exp w/ modern portfolio theories (incl portfolio optimization &amp; portfolio construction) &amp; portfolio risk modeling. Must have exp w/ stat analysis of time series data, panel data, &amp; cross-sectional data. Must have exp w/ analyzing lrg-scale fin'l datasets. Must have exp w/ linear algebra &amp; convex optimization. Must have exp in quantitative research on predicting fin'l asset returns. Must have exp w/ building systematic research platform such as portfolio optimizer &amp; backtesting engine. Must have exp w/ conducting portfolio backtesting &amp; return attribution of systematic investment strategies. Must have exp in prog'g w/ Python &amp; SQL, w/ demonstrated knowl of data structures &amp; algorithms, incl object-oriented prog'g. Must have exp working w/ Unix/Linux operating sys's &amp; shell scripting. Must pass co.'s req'd skills assessment. Employer will accept any amount of exp w/ req'd skills. Rate: $165,000 - $325,000/yr (may also be elig for other forms of compensation &amp; bnfts). Send resume to TS/HR Dept., Two Sigma Investments, LP, 100 Avenue of the Americas, 16th Fl, NY, NY 10013 or email resume to TS-Posting@ twosigma.com &amp; ref Job # 13211.&nbsp; &nbsp;

Quantitative Researcher

IT: Two Sigma Investments, LP seeks Data Scientist in NY, NY. Incls but not limited to Exploratory research for design &amp; implementation of domain-specific signals based on comp data research &amp; analysis on alternative data &amp; rel them to co., industry &amp; macroeconomic factors. Building quantitative models for asset classes in private mkts, generating economic insights based on data driven techniques, &amp; rel trends in data indicators &amp; model predictions to investment themes, strategies, or co. level operational decisions/value creation opp'tys. Note: Co. "Hybrid" work attendance policy: In-office work attendance req'd at aforementioned office address for collab days based on each team's req'mt; telecommuting / working from home permissible for remainder of same month. Must have Master's or equiv in Fin'c, Data Sci, Stats, Math or rel field. Position does not req specific yrs exp but req's listed skills. Must have demonstrated knowl of analyzing high dimensional, sparse datasets to generate insights guiding key decisions. Must have demonstrated knowl of recognizing when &amp; how to explicitly or implicitly combine info from various datasets to enhance value. Must have demonstrated knowl of model dvlpmt w/ scientific computing methods &amp; big data technologies such as Spark. Must have demonstrated knowl of time-series analysis &amp; natural language processing. Must have demonstrated knowl of manipulation of structured &amp; unstructured datasets w/ open-source stat languages such as Python. Must have demonstrated knowl of exploratory data analysis &amp; visualization w/ visualization frameworks such as matplotlib, Seaborn, or Plotly. Must have demonstrated knowl of stat machine learning &amp; deep learning thru frameworks such as scikit-learn, TensorFlow, pytorch, keras, or huggingface. Must have demonstrated knowl of conducting data research trials &amp; making recommendations for/against data acquisitions. Must have demonstrated knowl of econometric analysis, causal inference, recommender sys's, &amp; deep learning. Must have demonstrated knowl of prog'g w/ object-oriented languages such as Python &amp; incl ability to design &amp; implement data pipelines. Must have demonstrated knowl of relational dbase sys's incl ability to optimize queries in SQL. Must have demonstrated knowl of investment mgmt. &amp; fin'l analysis thru analysis of P&amp;L, inventory, cash, &amp; inter-company transactions. Must pass co.'s req'd skills assessment. Employer will accept any amount of grad coursework, grad research exp or exp w/ req'd skills. Rate: $165,000-$325,000/yr (may also be elig for other forms of compensation &amp; bnfts). Send resume to TS/HR Dept., Two Sigma Investments, LP, 100 Avenue of the Americas, 16th Fl, NY, NY 10013 or email resume to TS-Posting@ twosigma.com &amp; ref Job # 13018.

Data Scientist

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Data Scientist II w/ The Trade Desk, Inc. in NY, NY. *Telecommuting permitted: work may be performed w/in normal commuting distance from The Trade Desk, Inc. office in NY, NY. Identify relationships in data on consumer behavior of internet users, &amp; apply stat methods to predict consumer behavior for specific clients. Position reqs a Bach deg (U.S. or foreign equiv) in Data Sci, Bus Intelligence, Analytics or rel field &amp; 6 yrs of exp in the job offered or rel role OR Master's deg (U.S. or foreign equiv) in Data Sci, Bus Intelligence, Analytics or rel field &amp; 4 yrs of exp in the job offered or rel role. Must have 4 yrs of exp w/: Python; Spark; &amp; SQL. Must have 3 yrs of end-to-end exp w/ machine learning projects. Must have 3 yrs of exp w/ deep learning techniques, incl CNN, RNN, or Transformer. Sal: $170,373 - $227,000/yr. Apply online at <a href="https://careers.thetradedesk" target="_blank">https://careers.thetradedesk</a> com/jobs/4772359007/data-scientist-ii

Data Scientist II

Audit: KPMG LLP seeks Senior Associates in New York, NY. Pos req bach deg in Accounting or rel field + 2 yrs exp in offrd pos or rel occ. 2 yrs exp must incl research tech accountng issus; SSARS; COSO framwrk; MUS; ISA; US GAAS; PCAOB; &amp; IFRS. Salary Range: $94,973 - 128,800/yr. Interested? Apply online at <a href="https://www.kpmguscareers.com/job-search" target="_blank">kpmguscareers.com/job-search</a> &amp; type requisition # 123540 in the keyword search box for Experienced Professionals. Should you have any difficulty in applying for this position through our website, please contact: <a href="mailto:us-hrscatsadmin@kpmg.com" target="_blank">us-hrscatsadmin@kpmg.com</a> for assistance in the application process. Must have legal right to work in U.S. if offered employment. Comprehensive compensation &amp; benefits offered. KPMG is an EOE/disability/veteran &amp; maintains a drug-free workplace. No phone calls or agencies. 2025 KPMG LLP, a Delaware limited liability partnership.&nbsp; &nbsp;

Senior Associate

<h3>Job Description</h3>
Job Description
About Qi Venture Partners
Founded in 2014, Qi has incubated, co-founded, and partnered with companies that are now at the forefront of their respective industries. As principal, Qi provides vision, capital, execution solutions, strategic partners, and infrastructure all geared toward the goal of co-creating new opportunities, franchise revenues, and value for our partners. Qi’s management is comprised of professionals with a diverse set of experiences across the financial, legal, and data science sectors. 
What You’ll Do
Our team is looking for a Data Research Analyst to perform two core activities: (1) Supporting new business/opportunity sourcing and associated thematic research and (2) data analysis for the broader organization and existing businesses. 
Responsibilities
New Business Sourcing 
<ul>
<li>Research a high-volume of companies within identified markets to determine if they meet Qi parameters</li>
<li>Help develop addressable market models to evaluate the economic opportunity and competitive landscape</li>
<li>Organize internal databases within Excel and Salesforce</li>
<li>Create ad-hoc market analyses using various tools and techniques </li>
</ul>
Data Analysis
<ul>
<li>Aggregate, clean, and analyze unstructured datasets to derive actionable insights, trends, and patterns</li>
<li>Conduct and communicate a thorough analysis of large data sets, often presenting to internal stakeholders</li>
<li>Perform independent research to identify relevant datasets for existing and new business analysis</li>
<li>Leverage SQL and/or Python to create reporting templates used to help week-to-week business decisions</li>
</ul>
Who You Are
<ul>
<li>Cross functional desire to work in research and data role</li>
<li>Critical, independent thinker who is exceedingly comfortable with statistics, math, and research</li>
<li>Intellectually curious as it relates to business models and markets</li>
<li>Comfortable working with various internal teams and interfacing and presenting work product directly to senior leadership </li>
</ul>
Requirements
<ul>
<li>Bachelor’s degree</li>
<li>1-4 years of relevant professional experience </li>
<li>Strong in SQL, Python, and Excel including cleaning data, pivots, and building detailed formulas </li>
</ul>

Benefits
<ul>
<li>Salary: $70k-$90k + annual discretionary bonus</li>
<li>Hybrid workplace (remote Mon &amp; Fri)</li>
<li>Health care plan (medical, dental &amp; vision)</li>
<li>Paid time off &amp; family leave </li>
<li>Short-term &amp; long-term disability</li>
<li>Wellness resources</li>
</ul>
#LI-DNI

Data Research Analyst

<h3>Job Description</h3>
Job Description
Urgent hiring for "QC Chemist" in Hauppauge, NY !
Job Description:
<ul>
<li>Conduct routine testing or analysis within a specific group or department.</li>
<li>Perform advanced and critical testing as required.</li>
<li>Operate specialized equipment and conduct specialized skill testing.</li>
</ul>
Qualification :
<ul>
<li>BS in Chemistry or Biochemistry Science degree. </li>
<li>Expereince in lab setting-Titrations, GC, HPLC. is Mandatory</li>
<li>2+ years of Pharmaceutical Chemsitry using HPLC Experience is Mandatory</li>
</ul>
Pay and Benefits
The pay range for this position is $60000.00 - $90000.00/yr.
benefits start day 1 and they are eligible for 2 weeks vacation, 56 hours sick and wellness add 2 days mental health days
Workplace Type
This is a fully onsite position in Hauppauge,NY.
Application Deadline
This position is anticipated to close on Jul 22, 2025.
About Actalent
Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing due to a disability, please email <a href="mailto:actalentaccommodation@actalentservices.com" target="_blank">actalentaccommodation@actalentservices.com</a> for other accommodation options.

QC Chemist

<h3>Job Description</h3>
We are looking for a research scientist to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model.
In this role you will need to hold an expert understanding of chemistry- a completed or in progress Masters/PhD is preferred but not required. Other related fields include, but are not limited to: Research and Development Chemist, Formulation Scientist, Development Chemist, Analytical Chemist, Chemical Engineer, Medicinal Chemist, Biochemist, Process Development Chemist.
Benefits:
<ul>
<li>This is a full-time or part-time REMOTE position</li>
<li>You’ll be able to choose which projects you want to work on</li>
<li>You can work on your own schedule</li>
<li>Projects are paid hourly starting at $40+ per hour, with bonuses on high-quality and high-volume work</li>
</ul>
Responsibilities:
<ul>
<li>Give AI chatbots diverse and complex chemistry problems and evaluate their outputs</li>
<li>Evaluate the quality produced by AI models for correctness and performance</li>
</ul>
Qualifications:
<ul>
<li>A current, in progress, or completed Masters and/or PhD is preferred but not required</li>
<li>Fluency in English (native or bilingual level)</li>
<li>Detail-oriented</li>
<li>Proficient in chemistry, inductive/deductive reasoning, physical/temporal/ spatial reasoning</li>
</ul>
Note: Payment is made via PayPal. We will never ask for any money from you. PayPal will handle any currency conversions from USD. This job is only available to those in the US, UK, Canada, Australia, or New Zealand. Those located outside of these countries will not see work or assessments available on our site at this time.

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