Tista Science and Technology Corporation

Systems Security Officer

Job ID 2020-1972
Job Locations US-MD-Rockville


The Systems Security Officer (SSO) in TISTA will be responsible for ensuring system FISMA compliance for programs under MACBIS Portfolio, a CMS enterprise-wide program with applications supporting Medicaid and CHIP data. This position has significant responsibility for the quality of all deliverables, prepares and performs final reviews on selected, critical written communications documents; and regularly makes presentations on program progress. Expected to work independently as needed.


  • Support the CMS project managers (PM) in all cyber security related tasks.
  • Review configuration change request for information systems security relevance and FISMA compliance.
  • Support System Owner in planning and execution contingency planning, training, and annual exercises, execute, and document annual Contingency Plan training/test/exercise for the customer
  • Manage POA&Ms Plan for the annual review of security documentation with the CMS ISSO.
  • Review security documents at least quarterly to ensure updates are made in a timely manner.
  • Assist the ISSO in the planning and coordination of Security Controls Assessment (SCA) and ATO (Authority to Operate).
  • Represent the company in meetings with key stakeholders and customers and align project deliverables with stakeholder organizational goals
  • Perform Reviews and evaluates programs and operations to determine adherence to policies and procedures Keeps management fully informed concerning security issues
  • Participate in security audits, risk analysis, vulnerability testing and security reviews Identify security issues and risks, and develop mitigation plans Leads the development and interpretation of security policies and procedures Contributes to the development of enterprise-wide security strategy
  • Work with development teams to identify functional requirements that drive security
  • Document all work appropriately in coordination with customer requirements and contractual deliverables Draft weekly status reports
  • Support system owner and ISSO within CMS as necessary to maintain FISMA compliance.
  • Serve as the point of contact for all security incidents with in their area of responsibility and reports as appropriate to the CMS Incident Response Team.
  • Handles and investigates incidents in cooperation with and under direction of the system ISSO and ISPG.


  • Bachelor’s Degree and 5+ years of relevant (cyber/FISMA compliance) experience
  • Must possess a CISSP certification(s)
  • 1-3 years’ experience with CMS Applications Security Compliance work
  • Minimum of 5 years working experience as an SSO supporting for the federal government Knowledge and understanding of AWS infrastructure in relation to Security
  • Applicable knowledge in ARS controls and demostrated experience in completing assessments 
  • Demonstrated experience in supporting SCA and ACT reviews and audits.


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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