Tista Science and Technology Corporation


Job ID 2020-2101
Job Locations US-MD-Rockville


Are you a seasoned accounting professional looking to join an innovative and growing company?  A company that cares about its associates and giving back to the community?  Then think TISTA as your next career move. 


TISTA Science and Technology is seeking a Controller  to join our growing Accounting Team in Rockville, Maryland. 


The Controller will manage the day-to-day oversight of the accounting function, guide financial decisions by establishing, monitoring,and enforcing policies and procedures. The Controller will protect assets by establishing, monitoring, and enforcing internal controls. Additionally, this individual will monitor and confirm financial condition by conducting audits and providing information to external auditors.


  • Prepare and submit federal government FFP, CP, FPLOE, and T&M invoices through various invoicing portals according to specific contract requirements.
  • Monitor Aged Receivables report and work with management to address outstanding receivables over 30 days.
  • Accurately review, code, and data enter Vendor/Subcontractor invoices in Costpoint.
  • Verify that employee expense reports adhere to contract requirements and Federal Travel Regulations; process employee reimbursements.
  • Set up e-folders and maintain same for billings and related documents.
  • Set up new projects in Costpoint to mirror billing instructions.
  • Maintain accurate and complete accounts receivable records, reconciling discrepancies by resolving billing/invoice issues.
  • Ensure TISTA invoices comply with all applicable regulations of government contracting and billing instructions.
  • Update project information (i.e. modification value, date, description, and period of performance, etc.) in Costpoint.
  • Reconcile bank statements monthly.
  • Work with CFO to complete audits and ensure compliance 
  • Work closely with Finance team
  • Respond timely to inquiries in verbal and written communications.
  • Additional duties as assigned.


  • Minimum of 15 years of accounting experience
  • Minimum of 10 years of experience in government contracts
  • CPA required
  • Understanding of T&M, FFP, FPLOE, and Cost Plus billing a must
  • Experience using Deltek Costpoint 7 and Deltek Time and Expense required
  • Excellent written and verbal communication skills
  • Detail-oriented and strong organizational skills
  • Self-starter, capable of working independently and within a team



  •  Bachelor's Degree in Accounting, or Finance, or Business from an accredited university or college required 



  • Rockville, MD


TISTA Science and Technology Corporation, a CMMI Maturity Level 3 company, focuses on delivering information technology and professional services to Federal and State agencies. TISTA is recognized in 2019 by Inc. 5000 as one of the fastest growing private companies in the US. TISTA is also a recipient of 2019 Top Veteran-Owned Companies by the Washington Business Journal. TISTA also received a 2018 Moxie Award in the GovCon category.

Here at TISTA Science and Technology we value our Veterans and encourage all to apply!

#thinktista #tistacares #tistavaluesvets

Employment Transparency: 
TISTA is an Equal Opportunity/Affirmative Action Employer and embraces diversity in our employee population. It is the policy of TISTA to provide equal opportunity to all qualified applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, or genetic information. TISTA will refrain from discharging, or otherwise discriminating against, employees or applicants who inquire about, discuss, or disclose their compensation or the compensation of other employees or applicants.

The EEO is the Law poster is available here and the poster supplement is available here. 
The Pay Transparency Policy is available here.

Tista is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation due to a disability for any part of the employment process, please send an e-mail to recruiting@tistatech.com or call (301) 968-3420 and let us know the nature of your request and your contact information.  


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