Senior Network Engineer

🔥 1 minute ago

🇺🇸 United States – Remote

💵 $107.9k - $195.1k / year

⏰ Full Time

🟠 Senior

🛜 Network Engineer / Network Administrator

🦅 H1B Visa Sponsor

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Leidos

WebsiteLinkedInAll Job Openings

10,000+ employees

Founded 1969

🏥 Healthcare

💼 Consulting

📦 Logistics

Healthcare • Consulting • Logistics

Leidos is a leading systems integrator in science, technology, and engineering, providing solutions that transform and enable the missions of its customers. The company operates across various markets, including aviation, defense, energy, government, healthcare, intelligence, science, and space. Leidos is involved in AI, digital modernization, cyber operations, and integrated and mission software systems. With a commitment to diversity, equity, inclusion, and sustainability, Leidos also engages in charitable efforts and community enrichment programs. Additionally, it contributes to developing solutions for counter-unmanned aerial systems and electric vehicle infrastructure for military applications.

📋 Description

• Lead technical planning and execution of assigned network transport projects, workstreams, modernization efforts, technology refreshes, and engineering activities • Coordinate engineering activities across technical areas, sites, vendors, and infrastructure domains • Provide technical guidance, review engineering work products, resolve issues, and mentor engineers • Analyze operational, functional, technical, cybersecurity, performance, capacity, availability, interoperability, and supportability requirements • Perform functional analysis, alternatives analysis, trade studies, requirements allocation, interface definition, solution architecture, detailed design, and lifecycle planning • Develop and maintain network designs, diagrams, bills of material, IP addressing plans, port maps, rack elevations, configuration templates, implementation procedures, rollback plans, test plans, and as-built documentation • Plan and perform laboratory validation, integration, interoperability, performance, failover, site-acceptance, and other testing • Design and integrate secure, scalable, resilient network transport solutions across campus, data center, branch, remote-site, enterprise-edge, and WAN environments • Configure, integrate, test, deploy, and troubleshoot routers, switches, network-management appliances, optical interfaces, console systems, and other transport components • Integrate multi-vendor technologies and resolve interoperability issues • Integrate network transport with DNS, DHCP, IPAM, authentication, authorization, accounting, time synchronization, certificate services, firewalls, intrusion detection/prevention, encryption, and boundary-protection systems • Perform packet and traffic analysis, root-cause analysis, corrective actions, and laboratory validation • Develop and execute method-of-procedure, installation, migration, testing, and rollback procedures • Provide remote or on-site engineering support for installation, integration, testing, troubleshooting, acceptance, and transition activities • Support network monitoring, telemetry, configuration backup, version control, compliance assessment, configuration-drift detection, and restoration processes • Assess network performance, lifecycle status, software and firmware releases, vulnerabilities, configuration baselines, and change packages • Coordinate with Network Operations, Cybersecurity, Systems Engineering, application and server teams, facilities, program management, customers, vendors, carriers, subcontractors, and system integrators • Lead or participate in technical interchange, architecture, design, test-readiness, implementation-readiness, and operational-transition reviews • Support carrier escalations and communicate technical issues, risks, alternatives, dependencies, and recommendations to stakeholders

🎯 Requirements

• Must be a US Citizen and able to obtain and maintain a Secret security clearance • Bachelor’s degree and 8–12 years of prior relevant experience, or a master’s degree and 6–10 years of prior relevant experience • Progressive engineering experience in enterprise routing, switching, LAN, WAN, data center networking, carrier transport, network architecture, or a closely related technical discipline • Demonstrated experience leading complex projects, implementations, migrations, or engineering workstreams involving multiple technologies or technical areas • Experience with requirements analysis, alternatives analysis, trade studies, solution design, integration, testing, implementation planning, documentation, fielding, and transition to operations • Demonstrated ability to diagnose and resolve complex technical problems affecting multiple systems, sites, technologies, or engineering disciplines • Experience providing technical guidance, peer review, training, or mentoring to other engineers • Bachelor’s degree in Computer Science, Information Technology, Network Engineering, Telecommunications, Electrical Engineering, Systems Engineering, or a related technical field; equivalent relevant education, certifications, and practical experience may be considered where permitted • Advanced knowledge of IPv4, IPv6, OSPF, BGP, EIGRP, IS-IS, static routing, route redistribution, summarization, filtering, path selection, and routing policy • Strong knowledge of Ethernet, VLANs, trunking, Spanning Tree Protocol, Rapid Spanning Tree, Multiple Spanning Tree, link aggregation, LACP, Cisco vPC, Arista MLAG, or comparable technologies • Experience with enterprise WAN, SD-WAN, MPLS, carrier Ethernet, broadband, internet transport, IPsec VPN, GRE, DMVPN, or comparable technologies • Experience with data center networking, leaf-spine architectures, high-availability switching, data center interconnect, EVPN, VXLAN, network overlays, and workload connectivity • Working knowledge of fiber-optic transport, transceivers, optical budgets, CWDM, DWDM, wavelength services, dark fiber, metro Ethernet, and telecommunications-carrier services • Experience designing and troubleshooting VLAN, VRF, routed-boundary, overlay, access-control, or multi-tenant segmentation solutions • Experience designing and validating QoS policies • Working knowledge of IGMP, PIM, rendezvous-point design, multicast routing, and multicast troubleshooting • Experience with network monitoring, configuration management, telemetry, SNMPv3, syslog, NetFlow, IPFIX, streaming telemetry, and performance-reporting platforms • Working knowledge of DNS, DHCP, IP address management, AAA, RADIUS, TACACS+, NTP, PTP, certificate services, and related infrastructure dependencies • Working knowledge of secure configuration baselines, access control, network segmentation, authentication, encryption, vulnerability remediation, configuration management, and applicable cybersecurity requirements • Demonstrated ability to use Wireshark, packet-capture platforms, network test equipment, optical power meters, protocol analyzers, device debugs, routing tables, flow data, logs, telemetry, and monitoring systems • Experience with enterprise network technologies from Cisco, Arista, Juniper, HPE Aruba, Extreme Networks, Ruckus/Brocade, Nokia, Ciena, or comparable vendors • Experience using Python, Ansible, PowerShell, REST APIs, NETCONF, RESTCONF, YANG, or comparable automation tools • Ability to independently lead complex technical efforts and provide technical direction, coordination, and mentorship without formal supervisory authority • Strong judgment, decision-making, verbal and written communication, customer and stakeholder-management, and problem-solving skills • Cisco Certified Network Professional Enterprise or comparable advanced routing and switching certification preferred • CCIE Enterprise Infrastructure beneficial but not required • Other comparable network, transport, or cybersecurity certifications preferred