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Billing & Invoicing Accountant

The Aerospace Corporation
paid holidays, sick time, 401(k), relocation assistance
United States, California, El Segundo
Jan 27, 2026

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers, thought leaders, and innovators. Join us and take your place in space.

Job Summary

The Aerospace Corporation is seeking a Billing & Invoicing Staff Accountant in support of the Civil Systems Group (CSG) to prepare, distribute, and reconcile timely and accurate invoices to our government and commercial space clients that are contract and Federal Acquisition Regulation (FAR) compliant. The full invoicing cycle is inclusive of analysis, accruals, actuals, and reconciliations. In addition, this position collaborates with internal organizations from signed contract to contract close-out.

The selected candidate will be required to work full-time, on-site at our facility in El Segundo, CA.

What You'll Be Doing

  • Prepare accurate invoices with supporting documentation based on contract requirements, corporate practices, and government regulations
  • Maintain billing schedules to ensure timely contract invoicing
  • Keep actively engaged with the Contract Billing Manager and the Billing Team
  • Assist internal and external customers regarding invoice inquiries
  • Prepare general ledger journal entries to record billed and unbilled activity during the fiscal month with related account reconciliations and analysis

What You Need to be Successful

Minimum Requirements for the Billing & Invoicing Staff III include:

  • Bachelor's degree in Accounting, Finance, or related discipline is required
  • A minimum of (6) or more years of progressive experience preparing, reviewing, and submitting accurate invoices and/or financial reports to multiple government customers within prescribed deadlines is required
  • Experience with government contracting regulations (e.g., FAR, DFAR, NASA), rates (e.g., overhead, CAS-414, and fee) and different contract types (CPFF, FFP, T&M, Grants, etc.)
  • Experience working with SAP S/4HANA and MS Excel
  • Position requires working a standard 5-day schedule and working more than standard working hours during our fiscal year-end close and corporate audit (September through December)

In addition to the above, the minimum requirements for the Billing & Invoicing Staff IV include:

  • A minimum of (10) or more years of progressive experience preparing, reviewing, and submitting accurate invoices and/or financial reports to multiple government customers within prescribed deadlines is required

How You Can Stand Out

It would be impressive if you have one or more of these:

  • Advanced hands-on experience with SAP S4/Fiori and advanced Microsoft Excel (Dynamic tables, Power Query, and/or Power Pivot) is preferred
  • Strong knowledge of accounting standards, practices, and procedures
  • Experience preparing journal entries, general ledger account reconciliations, and performing month-end close activities
  • Experience submitting electronic invoices using Wide Area Workflow (WAWF) and/or Invoice Processing Platform (IPP) and other methods as required by the contract
  • Experience preparing supporting schedules for inclusion in Incurred Cost Claim filings
  • CPA with public accounting experience is strongly desired

We offer a competitive compensation package where you'll be rewarded based on your performance and recognized for the value you bring to our business. The grade-based pay range for this job is listed below. Individual salaries within that range are determined through a wide variety of factors including but not limited to education, experience, knowledge and skills.

(Min - Max)

$75,300.00 - $142,700.00 Pay Basis: Annual

Leadership Competencies

Our leadership philosophy is simple: every employee, regardless of level and role, can demonstrate leadership. At Aerospace, our commitment is our people. To cultivate our talent and ensure that we have a strong pipeline of future leaders, we want individuals who:

  • Operate Strategically
  • Lead Change
  • Engage with Impact
  • Foster Innovation
  • Deliver Results

Ways We Reward Our Employees

During your interview process, our team will provide details of our industry-leading benefits.

Benefits vary and are applicable based on Job Type. A few highlights include:

  • Comprehensive health care and wellness plans

  • Paid holidays, sick time, and vacation

  • Standard and alternate work schedules, including telework options

  • 401(k) Plan - Employees receive a total company-paid benefit of 8%, 10%, or 12% of eligible compensation based on years of service and matching contributions; employees are immediately eligible and vested in the plan upon hire

  • Flexible spending accounts

  • Variable pay program for exceptional contributions

  • Relocation assistance

  • Professional growth and development programs to help advance your career

  • Education assistance programs

  • An inclusive work environment built on teamwork, flexibility, and respect

We are all unique, from various backgrounds and all walks of life, yet one thing bonds all of us to each other-the belief that we can make a difference. This core belief empowers us to do our best work at The Aerospace Corporation.

Equal Opportunity Commitment

The Aerospace Corporation is an equalopportunity employer. All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, age, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender, gender identity or expression, color,religion,geneticinformation, marital status, ancestry, national origin, protected veteran status, physical disability, medical condition, mental disability, or disability status and any other characteristic protected by state or federal law. If you're an individual with a disability or a disabled veteran who needs assistance using our online job search and application tools or need reasonable accommodation to complete the job application process, please contact us by phone at 310.336.5432 or by emailat peoplemangmnt.mailbox@aero.org .You can also review Know Your Rights: Workplace Discrimination is Illegal.

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