Lead Invoicing Specialist

ManTech International Corp

HI

JOB DETAILS
SALARY
$88,200–$147,200 Per Year
SKILLS
Administrative Skills, Auditing, Billing, Billing Records, Calculators, Confidential Clearance, Contract Requirements, Copying Machines, Customer Relations, Federal Contracts, Federal Government, Financial Risk, Government Contracts, High School Diploma, Leadership, Mentoring, Office Equipment, People Management, Presentation/Verbal Skills, Printers, Procedure Development, Process Improvement, Record Keeping, Theater, United States Department of Defense (DoD)
LOCATION
HI
POSTED
30 days ago

General information

Requisition #

R68404

Locations

USA-HI-Halawa

Posting Date

06/05/2026

Security Clearance Required

Confidential

Remote Type

Onsite

Time Type

Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!

  • This is for a future opportunity*

MANTECH seeks a motivated, career and customer-oriented Lead Invoicing Specialist to join our team in Oahu, HI.

Responsibilities include but are not limited to:

  • The Lead Invoice Specialist performs specialized financial clerical duties by maintaining accurate records of transactions and verifying billing data.

  • They prepare detailed financial documents for senior-level review and coordinate the resolution of technical discrepancies.

  • They validate invoices against contract requirements and ensure all financial data is documented according to established standards.

  • The Lead Invoice Specialist leads the day-to-day coordination of invoicing activities and oversees the submission of complex financial documents to mission partners.

  • They oversee the integration of novel billing tools and recommend process improvements to increase the efficiency of payment cycles.

  • They validate financial after-action reports regarding billing disruptions and develop tactical procedures to mitigate theater-wide fiscal risks.

  • The Lead Invoice Specialistprovides leadership, guidance, and mentoring to subordinate staff.

Minimum Qualifications:

  • High School Diploma

  • 10+ years of relevant position experience.

Desired Qualifications:

  • Experience with the Wide Area Workflow (WAWF) system

  • Familiarity with DOD invoicing and auditing requirements in austere environments.

Clearance Requirements:

  • Must be eligible to obtain a Confidential Level clearance.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.

  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.

  • The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $88,200.00-$147,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

About the Company

M

ManTech International Corp

Our Mission Our mission is empowering our nation through a diverse and skilled workforce securely delivering innovative technology, consulting services and digital solutions for our customers’ mission success, every day. Our Vision Our vision is Securing the Future as the most trusted partner for U.S. Defense, Intelligence and Federal Civilian customers through the power of One ManTech. When these agencies think of an essential partner for their national and homeland security needs, they think ManTech. Our Values Our values are grounded in a bedrock of truth, integrity and caring for each other and the mission. We hold steadfast to: • TRUST – We earn and protect the trust of our customers, employees and investors through an enduring foundation of respect, fairness, credibility and honoring our commitments, always. • INCLUSION – We are an inclusive, diverse and talented workforce with a passion for mission success, intellectual capital, creativity and integrity. Our high ethical standards and investment in our people build confidence with our customers. • QUALITY– We deliver exceptional quality to customers through differentiated technology solutions and an uncompromising focus on excellence, value and innovation.
COMPANY SIZE
5,000 to 9,999 employees
INDUSTRY
Other/Not Classified
FOUNDED
1968
WEBSITE
https://www.mantech.com/about