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Information Systems Security Officer

excelity-careers

On-site
Herndon, VA
Full-time
Senior
8+ yrs
Salary not listedPosted 2mo ago

Real job — pulled straight from excelity-careers’s careers page · Verified June 10, 2026 · No reposts.

Job description

excelity-careers is hiring a Information Systems Security Officer — a full-time, based in Herndon, VA role. Apply directly on excelity-careers's careers page below.

Information Systems Security Officer

Location: Reston, Virginia

Department: Enterprise Security

Location Type: IN_OFFICE

Employment Type: FULL_TIME

At Excelity, we're passionate about delivering innovative technology solutions that help businesses thrive. Whether you're looking to streamline your operations, improve efficiency, or enhance customer engagement, our team of experienced professionals is here to help. So why wait? Visit excelity.io today to learn more about how we can help you achieve your goals and take your business to the next level.

Excelity is seeking an ISSO for a project in charge of providing comprehensive engineering, operations support services, and tech refresh services worldwide for the Enterprise IT Infrastructure (EII) to advance DoD Intelligence Information Systems (DoDIIS) Enterprise capabilities and functions. 

*This position is contingent upon contract being awarded*

Required Clearance: TS/SCI with CI Poly

Job Responsibilities:
  • Responsible for cybersecurity elements of Engineering and Operations network solutions and strategic adherence to all aspects of the Information Assurance (IA) program as stipulated by various U.S. Government requirements including but not limited to): Director of Central Intelligence Directives (DCID), IC Directive (ICD) 503 and associated NIST publications.
  • Preparation of Assessment and Authorization (A&A) documents and procedures.
  • Interface with other IA team members, other security disciplines (industrial security, physical security, special programs security, etc.), program personnel, and Government security representatives.

Required Qualifications:
  • 8 years of relevant experience and a Bachelor’s degree appliable to the position from an accredited college or university is required. A Master’s degree relevant to the position may be substituted for two (2) years of additional experience. Four (4) years of additional ISSO experience may be substituted for a bachelor’s degree.
  • A track record of progressively responsible information assurance experience in ICD 503 certification and accreditation.
  • ISSE/ISSO shall be compliant with DoD 8140 and any other certification/training required by DoD for role.
  • Must maintain required technical and security training relative to cybersecurity duties, in accordance with DoD instruction 8510.01, Risk Management Framework for DoD Systems, NIST Special Publication 800-53, Recommended Security Controls for Federal Information Systems and Organizations and DoD Directive 8570.01-M, IA Workforce Improvement Program.
  • ISSE/ISSO must have certifications and/or comprehensive hands-on technical experience in the technology area(s) of their assigned system(s) in order to effectively carry out their duties.
  • Familiarization with NIST Special Publication 800-37 Revision 1, Guide for Applying the Risk Management Framework to Federal Information Systems‟, Committee on National Security Systems Instructions (CNSSI) 1253, and NIST SP 800-53 Revisions 3 and 4, SP800-39, SP 800-30.
Benefits:
  • Competitive salary
  • Flexible work schedule
  • 100% Health, Dental, Vision, and Life Insurance plans with Flexible Spending Account (FSA)
  • Long and Short-term disability coverage
  • Generous paid vacation and holiday time
  • Safe Harbor 401(k) Retirement Plan with 6% Employer matching contributions
  • Reimbursement for professional and training development
  • Company-paid memberships to professional organizations

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Frequently asked questions

What skills are required for Information Systems Security Officer at excelity-careers?

The required skills for Information Systems Security Officer at excelity-careers include: Bash, Python, SQL, NIST.

What is the seniority level for Information Systems Security Officer at excelity-careers?

Information Systems Security Officer at excelity-careers is a Senior level position.

How do I apply for Information Systems Security Officer at excelity-careers?

You can view the full description and apply for Information Systems Security Officer at excelity-careers on EchoJobs: https://echojobs.io/job/excelity-careers-information-systems-security-officer-00a77.