Full-Time

Tax Manager/Senior Tax Manager

Old Mission

Old Mission

51-200 employees

Global market maker for illiquid ETFs

Compensation Overview

$120k - $160k/yr

+ Discretionary Bonus

Chicago, IL, USA

Hybrid

On-site 5 days a week for the first 3-6 months, then 4 days in the office and 1 day remote.

Category
Accounting (1)
Required Skills
Power BI
Excel/Numbers/Sheets

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Requirements
  • 6–8+ years of tax experience; public accounting background at the Manager or experienced Senior level strongly preferred (Big 4, national firm, or strong regional with FS practice)
  • Genuine hands-on technical depth in U.S. and international tax, direct experience preparing and reviewing GILTI/NCTI, Subpart F, and foreign tax credit workpapers; conceptual familiarity alone will not meet the bar
  • Experience preparing and independently reviewing federal and state tax returns and workpapers, preferably in a financial services, partnership, or trading firm context
  • Working knowledge of indirect tax, VAT, Use Tax, or GST in a compliance setting
  • CPA licensed or within one exam section of completion (active license strongly preferred)
  • Advanced Excel proficiency, XLOOKUP, PivotTables, Power Query, SUMIF/SUMIFS; comfort manipulating large financial datasets
  • Exceptional attention to detail and organizational discipline; able to manage multiple high-stakes deadlines without dropping the ball
  • Impeccable ethics, integrity, and proven ability to handle confidential and market-sensitive information
Responsibilities
  • U.S. International Tax: Prepare and own U.S. international tax compliance workpapers and supporting schedules across the firm's controlled foreign corporations and partnerships, including GILTI/NCTI, FDII/FDDEI, BEAT, Subpart F, foreign tax credits and FTC limitation analysis, and foreign withholding and treaty positions
  • Maintain and update CFC and partnership analyses including tested income, tested loss, net deemed tangible income return calculations, and high-tax exclusion evaluations; coordinate with external advisors on FTC planning and transfer pricing strategies
  • Monitor the impact of OBBBA, evolving IRS guidance, and OECD Pillar Two developments on the firm's international tax positions and assess implications for compliance and planning
  • Support transfer pricing documentation and intercompany agreements for cross-border transactions between U.S. and foreign entities
  • Federal, State & Local Tax Compliance: Prepare tax return information packages and detailed workpapers for external tax consulting firms; independently review all externally prepared federal and state returns prior to submission
  • Support preparation and review of indirect tax filings including VAT, Use Tax, and GST across applicable domestic and international jurisdictions
  • Own withholding and information reporting obligations for Forms 1099, 1042-S, and 8804 for the firm and its related entities
  • Build and maintain the firm’s tax compliance calendar; proactively identify all upcoming deadlines and coordinate timely completion with internal teams and outside advisors
  • Research, Planning & Authority Response: Conduct primary research on federal, state and local, and international tax issues; prepare well-reasoned technical memos for Tax Director review
  • Prepare substantive responses to information document requests (IDRs) from the IRS, state, and city taxing authorities; maintain organized examination support files
  • Monitor and assess legislative and regulatory developments including IRS guidance, Treasury regulations, and OECD Pillar Two updates; brief the Tax Director on implications for the firm
  • Provide tax analysis in support of proposed transactions, new entity structures, and strategic initiatives
  • Process, Data & Technology: Identify and implement process improvements to tax workflows; evaluate new tools and procedures for more accurate, efficient compliance
  • Leverage Excel (Power Query, XLOOKUP, PivotTables, array formulas) and AI research tools to streamline workpaper preparation, data manipulation, and reconciliation
  • Document and maintain policies, procedures, and internal controls for the Tax function
  • Work cross-functionally with Accounting, Legal, and Operations on tax matters, regulatory reporting, and ad hoc special projects as directed
Desired Qualifications
  • Prior experience in a financial services tax environment, proprietary trading firm, hedge fund, or investment partnership
  • Transfer pricing experience, including intercompany agreements and benchmarking documentation
  • Exposure to Pillar Two / OECD Global Minimum Tax framework and its interaction with U.S. GILTI rules
  • Experience with SALT filings and withholding requirements for investment partnerships
  • Familiarity with ASC 740 income tax accounting and quarterly tax provision work
  • Experience with tax research databases, Thomson Reuters Checkpoint, Bloomberg Tax, or CCH AnswerConnect
  • Working knowledge of AI tools applied to tax research, drafting, and workflow automation
  • BS/BA in Accounting or Finance

Generating company summary.

Company Size

51-200

Company Stage

Private

Total Funding

N/A

Headquarters

Chicago, Illinois

Founded

2008

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Simplify Jobs

Simplify's Take

What believers are saying

  • Single-dealer platform captures institutional volume from clients seeking direct liquidity.
  • Illiquid ETF focus provides defensible market position with limited competition.
  • Trillions in historical liquidity provision demonstrates deep client relationships and trust.

What critics are saying

  • Platform launch delays erode competitive advantage against Jane Street and Citadel.
  • FINRA regulatory scrutiny over illiquid ETF positions risks trading restrictions.
  • Talent poaching by Jump Trading and larger firms threatens core pricing capabilities.

What makes Old Mission unique

  • Specializes in hardest-to-price, most illiquid ETFs where competitors avoid.
  • Launched single-dealer platform in late 2025 under Eugene Davidovich's leadership.
  • Global presence across Chicago, New York, and London offices enables multi-asset operations.

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Benefits

Competitive Salary

Discretionary bonus

Top tier Medical, Dental, Vision, Disability and Life Insurance paid for by the firm

401(k) with employer match

Full stocked kitchen, free breakfast and lunch everyday on-site

Tuition reimbursement

Flexible Spending Plan

Commuter Benefit Program

Company News

ETF Daily News
Sep 27th, 2025
SPDR Nuveen ICE Short Term Municipal Bond ETF $SHM Holdings Cut by Eagle Global Advisors LLC

Ameriflex Group Inc. purchased a new stake in SPDR Nuveen ICE Short Term Municipal Bond ETF in the 4th quarter worth approximately $27,000.

ETF Daily News
Sep 17th, 2025
Parallel Advisors LLC Grows Position in iShares Short-Term National Muni Bond ETF $SUB

OLD Mission Capital LLC purchased a new position in shares of iShares Short-Term National Muni Bond ETF in the first quarter valued at about $8,875,000.

Yahoo Finance
Sep 9th, 2025
Old Mission Capital Hires Eugene Davidovich to Lead Launch of Single-Dealer Platform

CHICAGO, Sept. 9, 2025 /PRNewswire/ - Old Mission Capital, a leading global market maker in exchange-traded funds (ETFs), today announced that Eugene Davidovich has joined the firm to lead the development of its first single-dealer trading platform, expected to launch by the end of 2025.

ETF Daily News
Jul 30th, 2025
Valley Forge Investment Consultants Inc. ADV Trims Stake in Schwab Emerging Markets Equity ETF (NYSEARCA:SCHE)

Finally, OLD Mission Capital LLC acquired a new stake in Schwab Emerging Markets Equity ETF in the fourth quarter valued at approximately $20,734,000.

ETF Daily News
Jul 28th, 2025
Global X Silver Miners ETF (NYSEARCA:SIL) Shares Acquired by Kestra Private Wealth Services LLC

Finally, OLD Mission Capital LLC acquired a new stake in Global X Silver Miners ETF in the 4th quarter valued at $948,000.