Network Manager

Req ID:359392NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.We are currently seeking a Network Manager to join our team in Annapolis, Maryland (US-MD), United States (US).NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.The Network Manager serves as the primary technical authority responsible for the architecture, performance, reliability, and security posture of all client infrastructure components. This role ensures all engineering, maintenance, design, and optimization activities align with objectives and comply with operational, security, and technical standards.Responsibilities:Provide end-to-end oversight for all WAN, LAN, MAN, firewall, and transport network components.Serve as senior technical advisor to DoIT for all network engineering and network architect matters.Lead engineering teams during troubleshooting of complex routing, switching, and transport-related issues.Approve major configuration changes, design packages, and engineering recommendations.Oversee capacity planning, performance analysis, and lifecycle management.Ensure network resilience, redundancy, and failover designs meet State requirements.Coordinate with vendors for escalated support cases, software upgrades, and hardware remediation.Maintain mastery-level understanding of routing protocols (OSPF, BGP, MPLS, EVPN), security standards, and fiber transport systems.Ensure network documentation is accurate, complete, and continuously updated.Support major incidents as Tier 3 escalation authority, including after-hours emergencies.Basic Qualifications:Must possess a bachelor’s degree in computer science, information systems, engineering or other related discipline.10+ years of experience demonstrating expertise in designing, implementing and managing complex network infrastructures.5+ year’s experience in design, implementation and troubleshooting of complex network architectures.Demonstrated experience with large backbone networks and fiber infrastructure.Must possess a senior-level network engineering certificate (must be current) such as Cisco Certified Internetwork Expert (CCIE), Juniper Networks Certified Internet Expert (JNCIE), or an equivalent advanced networking certification.Work Environment & TravelOn-site work depending on client requirements at the Network Operations facility. Occasional travel to client sites for installation, testing, or project coordination.Why Join NTT DATA Public Sector SLED?Work on mission-critical projects impacting public services.Collaborate with industry-leading experts and cutting-edge technologies.Competitive compensation, benefits, and career growth opportunities.#INDPUBLICAbout NTT DATANTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, .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.Job SummaryJob number: 359392Date posted : 2026-02-16Profession: OtherEmployment type: Full time