NISSC 3 Systems Engineer III

AMERICAN SYSTEMS is seeking our next Systems Engineer III!!

AMERICAN SYSTEMS is seeking Systems Engineer III personnel Solution Architect, and Systems Engineer roles), to support the NISSC 3 program in Colorado Springs. These positions perform technical planning, requirements management, configuration, verification, and system integration activities in a Secret/TS/SCI environment. 

• The Systems Engineers will lead and support engineering investigations, risk management, process improvement, and technical documentation to ensure systems meet contract, customer, and mission objectives. 
• Perform technical planning, requirements management, and configuration activities to support complex mission systems and architectures.
  • Support system integration, verification, and validation, including test planning, execution, and analysis of results.
  • Conduct engineering investigations to diagnose and resolve system issues, including root cause analysis and recommended corrective actions.
  • Lead or support requirements analysis, allocation, and traceability across hardware, software, and network components.
  • Contribute to technical risk management, including identification, assessment, mitigation planning, and tracking.
  • Support engineering process improvement initiatives, ensuring alignment with program standards and best practices.
  • Track and manage system obsolescence, supporting technology refresh, upgrades, and transition planning.
  • Develop, review, and maintain technical deliverables such as system engineering plans, interface control documents, design descriptions, and test reports.
  • Prepare and manage technical documentation, engineering plans, training inputs, and supportability analyses in alignment with program needs and contract requirements.
  • Coordinate with cross functional teams (operations, cybersecurity, configuration management, logistics, test) to ensure integrated engineering solutions and supportability.

• • 7–10 years of relevant experience in systems engineering, systems architecture, or complex system administration/integration in secure, mission critical (DoD or similar) environments.
  • Expertise in system administration and troubleshooting in support of multiple mission systems.
  • Strong skills in preventive and corrective maintenance with a focus on system availability and operational readiness.
  • Experience supporting incident response, including troubleshooting, documentation, and coordination of corrective actions.
  • Proficiency in managing process documentation, operational logs, and technical records to maintain data integrity and traceability.
  • Demonstrated ability to contribute technical input for performance optimization and to oversee compliance with engineering and procedural standards.
  • Experience working with cross functional teams to align engineering tasks with program objectives and schedules.
• • Bachelor’s degree in information technology, Cybersecurity, Computer Science, Information Systems, Data Science, Software Engineering, or a closely related field,
  OR
  • Equivalent DoD/Military training in systems engineering, systems administration, or a related technical discipline.
• Minimum: Active Secret clearance with eligibility to obtain TS/SCI.
• • Holds a DoD 8140 qualifying certification; one or more of the following (or equivalent) is required/preferred:
  – SecurityX / CASP+
  – CCNP Security
  – CCSP
  – FITSPO
  – GFACT

Notice of Anticipated Employment Opportunities

These positions are being posted in anticipation of future employment opportunities, which may become available beginning around June 2026. Actual hiring and start dates will depend on contract award, organizational needs and other factors. Candidates may be considered for these or similar positions as opportunities arise.