Houston, Texas, United States · On-site
Main Street Capital Corporation (NYSE:MAIN) Company Overview Main Street Capital Corporation (www.mainstcapital.com), or Main Street, is a publicly traded principal investment firm (NYSE: MAIN) with over $8.5+ billion of…
Skills: OneStream Administration, Financial Planning and Analysis, Data Mapping, Financial Consolidations, Metadata Configuration
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The role involves administering the OneStream platform to support FP&A and finance teams, including onboarding new portfolio companies and maintaining financial structures. Key duties include managing metadata, creating dashboards, and ensuring data integrity across complex investment platforms.
A bachelor's degree in MIS, Information Systems, or a related field is required, along with strong aptitude for financial systems. Experience with OneStream, financial consolidations, and investment management is highly preferred.
Main Street Capital Corporation (NYSE:MAIN)
Main Street Capital Corporation (www.mainstcapital.com), or Main Street, is a publicly traded principal investment firm (NYSE: MAIN) with over $8.5+ billion of capital under management. Main Street primarily provides customized long-term debt and equity capital solutions to lower middle market companies and debt capital to private companies owned by or in the process of being acquired by a private equity fund. Main Street's portfolio investments are typically made to support management buyouts, recapitalizations, growth financings, refinancings and acquisitions of companies that operate in diverse industry sectors. Main Street seeks to partner with entrepreneurs, business owners and management teams and generally provides "one stop" financing alternatives within its lower middle market investment strategy. Main Street seeks to partner with private equity fund sponsors and primarily invests in secured debt investments in its private loan investment strategy. Main Street's lower middle market companies generally have annual revenues between $10 million and $150 million and Main Street’s private loan portfolio companies generally have annual revenues between $25 million and $500 million.
Main Street has consistently been ranked as a Top 100 Place to Work in Houston (ranked in the total 100 in 2025, 2024, 2023 and 2022 within the small-company ranking category by the Houston Chronicle). Additionally, Main Street was listed on the Houston Chronicle’s “CHRON100” top performing Houston-based publicly-traded companies.
Trust, friendliness, conscientiousness, and fun are embedded in Main Street’s culture. We sponsor regular activities for our employees, which we believe help create personal friendships, bonds and workplace happiness. We strive to be more than just an office for our employees. We work to create meaningful experiences for our employees where they are allowed to be themselves and connect with their peers. This promotes collaboration and drives individual and firm wide performance. Culture is the secret ingredient to Main Street’s 20 years of success as a publicly traded principal investment firm. We are a strong and healthy workplace and believe in consistently rewarding top talent.
We’re currently looking for a OneStream Specialist that can bring attention to detail, strong work ethics and organizational skills to our team and organization. The ideal candidate will be a self-starter with a positive attitude who will focus on getting the job done in an efficient and effective manner in a deadline sensitive environment.
We are seeking a hands-on OneStream Administrator to support our FP&A and finance teams in managing and enhancing our financial system’s environment. This role will play a key part in onboarding new portfolio companies, maintaining financial structures, and ensuring accurate, scalable reporting across a complex investment platform.
https://www.mainstcapital.com/portfolio-companies/lower-middle-market
At Main Street, we’re committed to creating an environment where our employees can thrive both professionally and personally. We offer comprehensive medical, dental, and vision coverage effective on your first day. Our competitive compensation package includes bonus opportunities and restricted stock awards, along with fully employer‑paid life insurance, short‑term disability, and long‑term disability coverage. Employees start with 15 days of paid time off, enjoy 12 company holidays, and receive an immediate 401(k) employer match beginning the first of the month following their hire date—without any vesting schedule.
We proudly support professional development by covering licensing and continuing education costs, and we provide 100% company‑paid parking and access to an on‑site gym. Additional benefits include a Scholarship Program for dependents, volunteer time off to participate in charitable and volunteer activities, paid parental leave, and access to back-up caregiving services, among many other perks designed to support your well‑being and success.
Our Corporate Office is in a premier office building in the Uptown/ Galleria area in Houston, Texas (1300 Post Oak Blvd, 8th Floor, Houston, TX 77056).
Main Street Capital Corporation is an equal opportunity employer committed to diversity in recruiting, hiring, developing, compensating and promoting applicants and its employees. All employment decisions are made without regard to sex, race, color, religion, national origin or ancestry, citizenship, age, disability, marital or veteran status, sexual orientation, gender identity or expression, or any other legally protected categories.
A one-stop shop private debt and private equity capital provider
Main Street Capital Corporation (NYSE: MAIN) is a principal investment firm, based in Houston, Texas, that provides long-term debt and equity capital to lower middle market companies and debt capital to middle market companies. Main Street’s portfolio investments are typically made to support management buyouts, recapitalizations, growth financings, refinancings and acquisitions of companies that operate in diverse industry sectors. Main Street seeks to partner with entrepreneurs, business owners and management teams and generally provides "one-stop" financing alternatives within its lower middle market portfolio. Main Street’s lower middle market companies generally have annual revenues between $10 million and $150 million. Main Street’s middle market debt investments are made in businesses that are generally larger in size than its lower middle market portfolio companies.
Offices: 1300 Post Oak Blvd, 8th Floor, HOUSTON, TX 77006, US
A one-stop shop private debt and private equity capital provider
Main Street Capital Corporation (NYSE: MAIN) is a principal investment firm, based in Houston, Texas, that provides long-term debt and equity capital to lower middle market companies and debt capital to middle market companies. Main Street’s portfolio investments are typically made to support management buyouts, recapitalizations, growth financings, refinancings and acquisitions of companies that operate in diverse industry sectors. Main Street seeks to partner with entrepreneurs, business owners and management teams and generally provides "one-stop" financing alternatives within its lower middle market portfolio. Main Street’s lower middle market companies generally have annual revenues between $10 million and $150 million. Main Street’s middle market debt investments are made in businesses that are generally larger in size than its lower middle market portfolio companies.
Offices: 1300 Post Oak Blvd, 8th Floor, HOUSTON, TX 77006, US
