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Information Systems Security Officer, Lead

Information System Security Officer, Lead

TISTA Science and Technology Corporation, a CMMI Maturity Level 3 company, focuses on delivering information technology (IT) and professional services to Federal and State agencies. TISTA is an Inc. 500 company, a recipient of the 2010 Top 100 Service-Disabled Veteran-Owned Businesses from Diversity Business, recognized in Washington Technology’s FAST 50 list of the fastest growing small businesses in government contracting in 2012 & 2013, recognized as the Top 25 Fastest Growing Small Technology companies by the Washington Business Journal in 2014 & 2015, and selected as the Veteran Owned Company of the Year in 2014 by the Montgomery County MD Dept. of Economic Development.


The Lead Information Systems Security Officer (ISSO) will provide support extending to all aspects of IT services including applications, desktop and laptop computers, wide Area Network (WAN)/Local Area Network (LAN)/Cloud connectivity, telecommunications, and software and hardware acquisition and installation.


  • A minimum of three (3) years of demonstrated experience in the Information Security (Cybersecurity or Information Assurance) field.
  • Demonstrated experience with Authorization and Accreditation (A&A) processes.
  • Understanding and knowledge of the Risk Management Framework (RMF) as defined by National Institute of Technology (NIST) Special Publication (SP) 80053 (current revision).
  • Demonstrated a proficiency with developing, maintaining and managing Security Authorizations and Assessments packages.
  • Experience with developing and managing Plans of Action & Milestones (POA&Ms).
  • Displays technical experience with conducting research and providing review recommendations on software and technologies for vulnerabilities.
  • Technical experience with reviewing vulnerability scans and providing mitigation techniques.
  • Possess expertise in conducting annual and continuous monitoring assessments.
  • Experienced writing security related policies and procedures.
  • Experience with NIST Special Publications and guidance.
  • Strong problem solving and analysis skills, self-motivated and able to work and communicate in a team environment.
  • Excellent communication (written and verbal) skills.


Bachelor's degree or higher in computer science, Information Technology, Information Security, or similar fields
A minimum of at least one (1) certification much be active relating to information security such as:

  • Certified Information Systems Security Professional (CISSP);
  • GIAC security certification (e.g., GCIH, GWAPT, GPEN, GSLC, etc.)
  • CompTIA Security+
  • *(CISSP Preferred)

Clearance: Public Trust

Location: Washington, DC

Equal Opportunity Statement

TISTA is an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status.

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