Senior Equity Administrator Arlington, VA or Richmond, VA

Senior Equity Administrator, CoStar Group – Arlington, VA or Richmond, VA

Job Description

Who is CoStar Group?

CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.

We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors.

We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate.

Role Overview :

Senior Equity Administrator

Richmond, VA or Arlington, VA | In-office, Monday–Friday

We are open to providing relocation support for the right candidate.

CoStar Group is seeking a
Senior Equity Administrator
to serve as thehands-onsubject matter expert responsible for theaccurateadministration, compliance,and continuous improvement of the company’s global equity compensation programs and Employee Stock Purchase Plan (ESPP), as well as support for executive equity and proxy disclosure requirements. Provides deep technicalexpertiseand ensuresaccurate, compliant, and scalable delivery of equity processes across multiple countries.

Key Responsibilities

Global Equity Plan Administration

• Administer global equity programs, including RSAs, RSUs, PSUs, and stock options across multiple jurisdictions.

• Manage the full lifecycle of equity awards, including grant processing, vesting, exercises, releases, and cancellations, ensuring accuracy and timeliness.

• Build strong partnerships with Legal, Payroll, and Accounting to support efficient and compliant administration of equity plans.

• Coordinate with regional stakeholders to address country-specific requirements, including tax, securities, and payroll considerations.

• Lead end-to-end administration of the ESPP, including enrollments, offering launches, purchase calculations, share reconciliations, and payroll deductions.

Compliance, Governance & Executive Equity

• Ensure compliance with applicable regulatory requirements, including IRC Section 423, 409A, Section 16, Rule 144, and global securities laws.

• Support administration of executive equity transactions, including pre-clearance, trading windows, and coordination with legal counsel.

• Maintain strong internal controls and audit readiness across equity programs.

Proxy & Reporting Support

• Partner with Legal, Finance, and Compensation teams to support equity-related disclosures in the proxy statement (e.g., equity tables, CD&A support, footnotedata validation).

• Assistin preparation of reports supporting financial disclosures under ASC 718, including grant date fair value and expense tracking.

• Support data validation for SEC filings and other external reporting requirements.

Systems & Data Management

• Maintain andoptimizestock plan administration system (Share works), ensuring data accuracy and integrity.

• Reconcile equity data across HRIS, payroll, and equity platforms.

• Support system implementations, upgrades, and integrations.

Employee & Stakeholder Support

• Serve as a subject matter expert to employees, executives, HR partners, and leaders on equity programs and ESPP participation.

• Develop and deliver clear communications and educational materials to enhance understanding of equity compensation.

Process Improvement & Projects

• Identify and implement process improvements to enhance efficiency, control, and employee experience.

• Lead or support special projects, including new country rollouts, plan amendments, or programenhancements.

Scope & Impact

• Recognized as a
  technical expert
  in equity administration,…