Accounting Operations Manager - Family Office

Overview About us: Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, with leading platforms across generation, transmission and energy expansion solutions. Since inception, LS Power has developed or acquired 50,000 MW of power generation, including utility-scale solar, wind, hydro, battery energy storage, and natural gas-fired facilities. Through its transmission business, LS Power Grid, the company built and operates 780+ miles of high-voltage transmission and 7 transmission utilities and has another 375+ miles currently in construction or development. LS Power actively invests in and scales businesses that are meeting the growing needs of the energy expansion, including electric vehicle charging, demand response, microgrids, renewable fuels and waste-to-energy platforms. Over the years, LS Power has raised more than $89 billion in debt and equity capital to support North American infrastructure. Our Purpose, Mission, & Values: Our Purpose is to solve complex energy problems that improve the world Our Mission is to make lives better by developing a cleaner and more reliable energy ecosystem Our Values are the willingness to participate in and help strengthen our culture of integrity, Innovation, Teamwork, and Taking Ownership Our People create value and are our Most Valuable asset.  We take our values of Integrity, Innovation, Teamwork and Taking Ownership seriously and ask candidates to think about how they can help us further enhance our culture with their specific skillsets, capabilities and experiences. Benefits We provide our team the opportunity to share their unique perspectives, solve new challenges, and continue in their career growth. We are committed to supporting employees’ happiness, healthiness, and overall well-being by providing comprehensive benefits that include 100% employer paid premium healthcare, paid parental leave and more. Compensation The salary range for this role is $115,000 – $135,000, which we in good faith anticipate relying on when setting wages for this position. This role is primarily based in New Jersey, with occasional travel to the New York office as business needs require. We may ultimately pay more or less than the posted range, and this range may be modified in the future. About the Role: We are seeking a Manager, Family Office Accounting to support the financial operations of our family office across multiple entities. This is a hands-on leadership role for a seasoned accounting professional with strong exposure to individual and high-net-worth tax matters, partnership structures, hedge fund accounting, and investment reporting, who can balance detailed execution with team oversight and stakeholder communication. The role is best suited for someone with a deep accounting foundation who thrives in a fast-paced environment and has experience carrying accounting work from books and records through tax preparation, ideally in a firm or role where they were responsible for both maintaining the accounting records and preparing tax returns. The ideal candidate may come from a public accounting firm, family office, or similarly complex environment where they had responsibility for both books and records and tax preparation support. They will bring a strong accounting background, excellent technical accounting skills, excellent attention to detail, and the ability to operate confidently in a high-expectation, high-discretion environment. This individual should be energized by the opportunity to help build and improve processes, reporting, controls, and team capabilities as the family office continues to evolve. This role serves as a key liaison between the Director of Family Office and junior accounting staff, as well as external advisors. Responsibilities What you will do: Oversee and execute accounting operations across multiple family office entities Prepare, review, and manage monthly close activities, journal entries, and reconciliations Own full-cycle accounting workflows from transaction activity, books and records, reconciliations, and close-through preparation of tax-ready workpapers and supporting schedules Develop, review, and maintain working paper packages, with a strong understanding of underlying financial activity Prepare financial summaries, analyses, and presentation materials to support leadership and family stakeholders Manage cash flow, banking activity, and liquidity across entities Coordinate with external accountants, tax advisors, and legal partners Work closely with tax preparers and, where applicable, prepare or review individual, partnership, and related entity tax return information based on the underlying books and records Support individual and high-net-worth tax planning and compliance workflows by coordinating closely with external tax advisors and maintaining well-organized supporting documentation Assist with partnership-related accounting and reporting, including capital activity, allocations, K-1 support, and coordination of tax-sensitive investment information Oversee accounting and reporting for marketable and alternative investment activity, including hedge funds, private funds, portfolio activity, and related performance and income reporting Develop investment reporting and analysis that clearly explains activity, exposures, performance drivers, and tax-relevant considerations for leadership and family stakeholders Ensure accuracy, timeliness, and adherence to internal controls and best practices Lead, coach, and review the work of two direct reports, providing ongoing guidance and development Act as a day-to-day problem solver and escalation point for accounting and operational matters Partner closely with the Director of Family Office on ad hoc projects and evolving priorities Qualifications We want you on our team because you… Hold