Sr. Network Engineer- Top Secret Clearance

Sr. Network Engineer- Top Secret Clearance We are currently seeking a Sr. Network Engineer- Top Secret Clearance to join our team in Quantico, Virginia (US-VA), United States (US). Job Summary Infrastructure & Systems Engineering. Design, implement, and maintain the core systems infrastructure that supports secure, reliable, and scalable IT operations. Design, configure, and maintain infrastructure components including firewalls and switches. Applying Security Technical Implementation Guides (STIGS) to firewalls and switches. Support and manage virtual and hyperconverged environments. Install, configure, upgrade, and migrate Windows Server and SQL Server software. Participate in the design and delivery of information and operational support systems. Automation & Scripting Leverage scripting to automate tasks, enhance efficiency, and support system management across the enterprise. Environment Management & Testing Support the creation and maintenance of test environments to ensure system functionality, security, and performance meet mission requirements. Manage and maintain software verification and validation (V&V) environments, including hardware and network components. Build and maintain User Acceptance Testing (UAT) environments as needed. Install Government-Off-The-Shelf (GOTS) software in test environments on a routine basis. Participate in Continuity of Operations Plan (COOP) exercises in assigned roles. Technical Documentation & Procurement Support Contribute to program planning and acquisitions by developing technical documentation and supporting procurement processes. Draft and update procurement documents such as Statements of Work (SOWs) and Independent Government Cost Estimates (IGCEs). Support program planning and future procurements through gap analyses and technical recommendations. Identify, evaluate, and assist in resolving program risks and issues. Security & Compliance Review Ensure system and network designs meet evolving security standards and technical requirements. Review and provide recommendations on proposed network and system designs to ensure compliance with security policies. Assist in designing secure system configurations when needed. Liaison & Stakeholder Support Serve as a trusted technical advisor and communication bridge between stakeholders, administrators, and engineering teams. Liaise with hardware/software support teams, stakeholders, and end users to support integration and troubleshooting. Review deliverables and provide technical feedback and approval recommendations. Attend local meetings and relevant conferences as required. Prepare and deliver technical briefings and presentations within established deadlines. Designing enterprise networks including LAN, WAN, cloud solutions, software defined networking, load balancing, zero trust, WAN optimization, network encryption solutions. Firewalls, switches Windows Server and SQL Server Scripting in Python, PowerShell, or equivalent Basic Qualifications Bachelors degree or equivalent of additional 4 years of experience if no degree Minimum 7 years of designing enterprise networks including LAN, WAN, cloud solutions, software defined networking, load balancing, zero trust, WAN optimization, network encryption solutions. Minimum 5 years of experience supporting virtualization platforms (Hyper‑V, Nutanix, VMWare) Minimum 5 years of experience supporting Windows servers, performing upgrades, patches, etc. Must be a US citizen with an Active Top Secret clearance Microsoft Certified Systems Engineer or equivalent certification. Preferred Qualifications Experience in systems engineering, including infrastructure and virtualization support. Experience with Jira implementation. Relevant certifications such as: Microsoft Certified Professional (MCP) CCNA NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here. #J-18808-Ljbffr