KILL-CHAIN SYSTEMS ANALYST - 1133901894635
Huntsville, Alabama; Colorado Springs, Colorado; Washington, DCPRINCIPAL MODELING AND SIMULATION ENGINEER - 1133901895003
Colorado Springs, Colorado; Washington, DC; Huntsville, ALMBSE ENGINEER - 1133901895096
Colorado Springs, Colorado; Washington, District of Columbia; Huntsville, ALSENIOR MBSE ENGINEER - 1133901895224
Colorado Springs, Colorado; Washington, District of Columbia; Huntsville, ALSENIOR COMPUTER SCIENTIST/SOFTWARE ENGINEER - 2025-10544
Columbia, MarylandSR. CYBER SYSTEM ENGINEER - 1133901834262
Arlington, VirginiaSENIOR INFORMATION SYSTEMS SECURITY OFFICER - 1133901727831
Alexandria, VAMODELING AND SIMULATION ENGINEER - 1133909273330
Reston, VirginiaSENIOR DEFENSE TECHNOLOGIST - LAND WARFARE - 1133901815074
Arlington, VirginiaTEST ENGINEER - SENIOR - 1133901634412
Washington, District of ColumbiaSYSTEMS ENGINEER - JOURNEYMAN - 1133901634617
Washington, District of ColumbiaSENIOR SYSTEMS ENGINEER - 1133901634747
Washington, District of Columbia
ACCOUNTS PAYABLE SPECIALIST - 1133901416613
Alexandria, VAModern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance.
Own Your Future. Modern Technology Solutions, Inc. (MTSI) seeks an Accounts Payable Specialist. This position will be hybrid at Alexandria, VA.
We are excited to be recruiting new talent to join our growing team in the Accounts Payable department. This position provides accounting support, manages the organization's expense authorization and reporting processes and travel practices, and assists with A/P functions.
Day-to-Day Job Responsibilities:
- Review/approve employee expense report submissions
- Provide expense training and/or assistance to employees when needed, and enter expenses
- Approve expense authorization
- Enter and update accounting data in an automated system
- File and retrieve financial documents, records, and reports electronically
- Enter data into the travel and accounting system
- Serve as backup to complete the processing of benefits and overhead invoices
- Maintain electronic and/or physical records
- Utilize Deltek CostPoint T&E
- Performing monthly activities in support of the financial close process
- Performs all other duties as assigned
- 1+ years of Accounting-related experience
- Experience with CostPoint is a plus
- Basic accounting knowledge
- Strong multitasking skills
- Ability to adapt to impromptu deadlines
- Problem-solving skills
- Independent thinker
- Proficient in Microsoft Office (Excel, Adobe)
- Excellent work ethic and desire to “do what it takes to get it done right the first time”
Education:
- High School Diploma
- Bachelors Degree preferred
Candidate must be able to successfully pass a credit check and criminal background investigation.
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Please Note: U.S. Citizenship is required for most MTSI positions.