Network Engineering Senior Specialist

NTT DATA • Washington, DC

12d

About The Position

The Network Engineer supports enterprise‑level network operations and modernization activities across federal environments. This role is responsible for designing, implementing, and maintaining secure, resilient, and high‑performance network infrastructure. The engineer works closely with operations, cybersecurity, cloud, and systems engineering teams to ensure reliable connectivity, enforce network security standards, and support mission‑critical IT services.
The Network Engineer will help operate and maintain a US government agency’s enterprise IT infrastructure and enhance key systems to support operating programs and increase efficiencies. The project scope includes operations support, systems engineering and lifecycle management, network operating services, end user support and technical assistance, engineering support, and design, implementation, and maintenance of IT systems and services to ensure the availability, performance, security, and reliability of IT infrastructure and applications.

Requirements

• Minimum 8 years experience supporting enterprise network operations, including routing, switching, and firewall administration.
• Minimum 1 year of experience supporting federal or regulated environments with mission‑critical systems.
• Bachelor’s degree in information systems, engineering, computer science, related discipline or equivalent experience.
• High School Diploma + 4 additional years of experience = Associate's Degree
• Associate's Degree + 4 additional years of experience = Bachelor's Degree
• Ability to obtain/maintain a Public Trust clearance
• Must hold at least one of the following certifications
• CISSP
• CCNP
• CCNA
• Professional Cloud Solutions Architect Certification
• Certification in Multi‑Cloud (AWS, GCP, OCI, Azure)

Nice To Haves

• Experience implementing cloud network architectures for AWS, Azure, GCP, or OCI.
• Familiarity with SD‑WAN, Zero Trust architectures, automation tools, and network monitoring platforms.
• Additional advanced certifications (e.g., CCNP Enterprise, CASP+, JNCIS, PCNSA).
• Strong documentation and technical writing experience supporting engineering reviews.
• Strong analytical and troubleshooting skills for complex networking environments.
• Excellent communication abilities to collaborate with stakeholders and explain technical concepts clearly.
• Ability to work independently or as part of cross‑functional engineering teams.
• High attention to detail, with strong documentation and configuration‑management habits.

Responsibilities

• Designing, configuring, and maintaining LAN/WAN infrastructure, including routers, switches, firewalls, VPNs, and network appliances.
• Supporting network upgrades, modernization efforts, and cloud‑connected architectures aligned with enterprise requirements.
• Monitoring network performance, diagnosing issues, and implementing corrective actions to maintain system availability.
• Collaborating with cybersecurity teams to apply network security standards, manage firewall policies, and support compliance reviews.
• Creating and maintaining network diagrams, configuration documentation, and operational procedures.
• Supporting cross‑functional teams by providing tier‑III troubleshooting, vendor coordination, and technical guidance.
• Implementing best practices for routing, switching, load balancing, network segmentation, and secure connectivity in federal environments.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees