Business Administrator
Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Nov 11, 2026.
Description
Markon is seeking a detail-oriented Business Administrator to support the Naval Nuclear Laboratory (NNL) within its Payables and Travel department. This position will support travel administration through the Concur Travel & Expense system, invoice processing, supplier coordination, and financial administration activities. The Business Administrator will collaborate with Procurement personnel, internal requestors, and external suppliers to ensure invoices are accurately reviewed, routed, and approved in a timely manner while resolving discrepancies and supporting efficient business operations.
NOTE: This position supports multiple locations and may be performed remotely up to 10% of the time. An active DOE L clearance is required, though a DoD Secret and above may be considered as well.
Responsibilities
Support travel administration activities using the Concur Travel & Expense system.
Process and review incoming invoices to ensure they meet established requirements.
Collaborate with Procurement personnel and internal requestors to facilitate timely invoice routing and approval.
Monitor invoices placed on hold and coordinate with appropriate stakeholders to resolve outstanding issues.
Communicate with suppliers to investigate and resolve invoice-related discrepancies.
Respond to supplier inquiries regarding invoice processing, payment status, and related administrative matters.
Review incoming invoices for completeness and compliance with baseline processing requirements.
Coordinate with internal departments to address invoice issues and facilitate efficient processing.
Support daily accounts payable and travel administration operations through accurate documentation and timely follow-through.
Maintain professional communication with internal and external stakeholders to resolve administrative issues.
Apply analytical and problem-solving skills to identify discrepancies and support effective resolution.
Qualifications
Required:
- US Citizenship is required to be eligible for processing a DoE L clearance.
- A 7 year clean background (financially, Federally, Criminally) check is also required for successful processing.
- High school diploma or equivalent and a minimum of 5 years of relevant experience; OR
- Associate’s degree from an accredited college or university in a related field.
Desired:
- An active DOE L clearance is highly preferred.
- An active DoD Secret and above may be considered as well.
Strong analytical skills with excellent attention to detail.
Excellent written and verbal communication skills for effective interaction with internal and external stakeholders.
Ability to manage multiple tasks, prioritize competing responsibilities, and work effectively both independently and collaboratively.
Proficiency in Microsoft Office Suite, particularly Excel.
Experience using accounting or procurement software.
Previous experience in accounts payable, procurement, or a related financial administration role.
Familiarity with invoice processing and supplier management.
Salary Range
USD $90,000.00 - USD $127,000.00 /Yr.The Markon pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.Overview
Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.
At Markon, we don't just offer jobs - we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.
Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Markon values people and the tremendous impact each individual can make - which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our clients’ missions.Join us and make a meaningful impact.
Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status.
Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays