NISSC 3 Systems Engineer III

Responsibilities

• 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.
• Congduct 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.
• Cookordinate with cross functional teams (operations, cybersecurity, configuration management, logistics, test) to ensure integrated engineering solutions and supportability.

Qualifications

• 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