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Sr. System Engineer – Requirements Engineer 2025-CAL-100

ICES, Inc.
Chantilly, VA Full Time
POSTED ON 8/1/2026
AVAILABLE BEFORE 8/31/2026
Intelligence Consulting Enterprise Solutions, INC. is looking for a Sr. System Engineer – Requirements Engineer
Description:

Join ICES on a new contract impacting national security as a Sr. System Engineer – Requirements Engineer.  Position is located in Chantilly, VA and requires an active/current TS/SCI security clearance and be willing and able to pass an additional polygraph as needed. 

Duties:

  • Lead the definition, analysis, documentation, and maintenance of stakeholder, system, and service-level requirements in accordance with IC standards.
  • Perform requirements decomposition, allocation, and traceability across the full system development lifecycle.
  • Develop and maintain the Requirements Management Plan and requirement traceability matrices.
  • Define and maintain test and verification criteria associated with all system and functional requirements.
  • Support the resolution of TBD and TBR items in the requirements baseline; provide monthly status briefings to Government.
  • Participate in cross-directorate working groups and joint requirements definition fora to ensure alignment of enterprise and system-level needs.
  • Ensure that all requirements, including security requirements, are developed and maintained to be complete, traceable, and testable.
  • Support the integration of requirements with architecture, design, and acquisition planning artifacts.
  • Collaborate with stakeholders to assess gaps in capability, and incorporate new or evolving mission needs into the requirements baseline.
  • Review and provide input on acquisition documentation to ensure alignment with established system requirements.

Required Qualifications:

  • Active TS/SCI clearance with polygraph (or willingness to obtain one).
  • Bachelor’s degree in Science, Technology, Engineering, Mathematics, or a related technical field.
  • 12 years of experience in systems engineering with at least 5 years focused on enterprise or system-level requirements engineering.
  • Demonstrated expertise in requirements analysis, development, traceability, and verification planning.
  • Strong collaboration and communication skills, with the ability to work closely with senior Government stakeholders and cross-functional teams.
  • Experience using requirements and modeling tools such as DOORS, Cameo/MagicDraw, Jama Connect, or equivalent.

Desired Qualifications:

  • Master’s degree in Systems Engineering, Engineering Management, or a related discipline.
  • INCOSE CSEP or ESEP certification, DAWIA Level III (Systems Engineering), or PMP certification.
  • Experience supporting classified DoD or Intelligence Community programs, particularly NRO.
  • Knowledge of requirements standards and methodologies used in NRO or similar acquisition environments.
  • Use model-based and data-driven approaches to verify requirements completeness, consistency, and alignment with operational goals.
  • Support acquisition efforts by reviewing and advising on solicitation documents to ensure alignment with requirements traceability and verification strategies.
  • Engage in continuous collaboration with Government stakeholders to iteratively define, refine, and validate requirements throughout the lifecycle.
  • Conduct comprehensive stakeholder needs and expectations analysis to drive the definition of operational and technical requirements.

Salary.com Estimation for Sr. System Engineer – Requirements Engineer 2025-CAL-100 in Chantilly, VA
$209,451 to $248,863
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