Entry Level Staff Accountant Jobs in Reston, VA (NOW HIRING)

Job Title: Junior Staff Accountant
Clearance Required: No
Work Location: Vienna, VA/Tysons Corner

Alpha Omega is seeking a motivated and detail-oriented Junior Staff Accountant to join our Finance and Accounting team in Vienna, VA. This is an excellent opportunity for an early-career accounting professional looking to develop their skills within a growing government contracting organization.

The Junior Staff Accountant will support day-to-day accounting operations, account reconciliations, month-end close activities, accounts payable and receivable functions, and financial reporting. The ideal candidate has a strong understanding of basic accounting principles, excellent attention to detail, and an interest in developing their knowledge of government contracting and project-based accounting.

Key Responsibilities:

• Assist with general ledger accounting activities, including preparing and posting journal entries, accruals, and account adjustments
• Perform monthly balance sheet and general ledger account reconciliations
• Support monthly, quarterly, and year-end close processes to ensure accurate and timely financial reporting
• Assist with accounts payable activities, including invoice review, coding, documentation, and payment processing
• Support accounts receivable and billing activities, including reviewing supporting documentation and assisting with invoice preparation
• Review employee expense reports and supporting documentation for accuracy and compliance with company policies
• Assist with bank and credit card reconciliations
• Maintain accurate accounting records and supporting documentation
• Assist with project accounting activities and the review of project-related costs
• Support timekeeping and labor-related accounting processes as needed
• Assist with financial reporting, schedules, and ad hoc accounting analyses
• Support internal and external audits by gathering documentation and responding to information requests
• Work collaboratively with Finance, Accounting, Contracts, Payroll, Program Management, and other internal teams to resolve accounting discrepancies
• Assist with maintaining internal controls and ensuring accounting transactions comply with company policies and procedures
• Develop an understanding of government contracting accounting requirements and applicable FAR/DCAA guidelines
• Identify opportunities to improve accounting processes, documentation, and reporting
• Perform other accounting and finance-related duties as assigned

Required Qualifications:

Required Experience/Skills:

• 0–2 years of professional accounting, finance, or related experience; relevant internship experience may be considered.
• Basic understanding of Generally Accepted Accounting Principles (GAAP).
• Experience or familiarity with account reconciliations, journal entries, accounts payable, accounts receivable, or month-end close processes.
• Proficiency with Microsoft Excel, including formulas, sorting/filtering, and working with financial data.
• Strong analytical and problem-solving skills.
• Excellent attention to detail and organizational skills.
• Ability to manage multiple priorities and meet established deadlines.
• Strong written and verbal communication skills.
• Ability to work effectively both independently and as part of a collaborative team.

Preferred Qualifications:

• Previous accounting or finance experience within a federal government contracting environment.
• Experience or familiarity with Unanet ERP or another project-based accounting/ERP system.
• Familiarity with government contracting concepts, including direct and indirect costs, project accounting, and contract billing.
• Basic knowledge of FAR, DCAA, or other government contracting accounting requirements.
• Intermediate Microsoft Excel skills, including PivotTables and VLOOKUP/XLOOKUP.
• Previous accounting internship or 1–2 years of entry-level accounting experience.

(Required or Preferred) Education:

• Bachelor’s degree in Accounting, Finance, Business Administration, or a related field. 

Salary and Benefit Information:

The likely salary range for this position is $55,000-$68,000. This is not, however, a guarantee of compensation or salary. There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range.

Application Deadline: October 30, 2026

Joining the Alpha Omega team entitles you to participate in all retirement benefits, plans of deferred compensation, health and insurance benefits, and other such benefits as set forth in the company’s policy and benefits manuals. See below, to name a few:

• 15 days PTO including paid parental, military, and bereavement leave
• Eleven (11) paid Federal holidays, five of which are floating holidays (as designated by the company’s holiday schedule each year)
• Health and Dental Insurance (including 100% employer paid premiums for employee coverage under the HDHP health plan)
• Life Insurance, STD/LTD term disability coverage, with employer paid premiums
• 401 (k) plan with a match that is 100% vested after you complete two years of service
• FSA/DFSA/HSA flexible benefit plans
• Annual Tuition & Professional Development Reimbursement benefit
• We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Company:

Alpha Omega is an award-winning solutions provider dedicated to delivering mission-enabling technology and strategic solutions for our customers. Since our founding in 2016, we have grown to over 700 employees nationwide consisting of former operators, technologists, and strategists who bring decades of government and industry experience. They are united by one purpose: ensuring our nation’s continued global leadership.

We have a unified operating model providing technical capabilities and solutions for customers across two main business units:

• National Security – supporting agencies such as the Department of Homeland Security (DHS), Navy, Air Force, Army, and the Department of State (DOS). 
• National Resilience – supporting agencies such as Federal Deposit Insurance Corporation (FDIC), Treasury, Health & Human Services (HHS), National Institutes of Health (NIH), National Oceanic and Atmospheric Administration (NOAA) and the United States Department of Agriculture (USDA)
• Through strategic partnerships, intellectual property, and relentless drive for innovation, Alpha Omega is shaping the future of government technology. We are proud to be a Virginia Best Places to Work 8 times, an Inc. 5000 honoree 7 times, and a Washington Post Top Workplaces 4 times. Join us in driving transformation that secures the nation's future. 

 Culture and Values:

Guided by our core values—Harmony, Engagement, Accountability, Resourcefulness, and Tenacity (HEART)— we foster a culture of innovation, collaboration, and continuous learning and are committed to delivering high-impact solutions. We recognize and reward hard work.

Alpha Omega's culture is driven by our values and mission. We invest in top talent through mentorship, growth, and meaningful work. We value individuality, reward integrity, and foster a diverse, high-performing team united by purpose-at work, in service, and in the community.

 Alpha Omega Integration, LLC (Alpha Omega) is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.