Senior Jobs in US

This position will be responsible for development of a fire protection service team that will provide a wide range of fire systems design and code services. This position offers the opportunity to transition from a Senior Engineer role into a leadership role for the office.Job DutiesSupervise fire protection engineering staff to develop fire protection concepts, strategies, construction documents and engineering reports for new building, and renovation projects.Develop a fire protection group that specializes in fire protection system design, fire alarm, fire code review, and fire and smoke modeling design.Responsible for design and management of design for of fire protection systems including fire sprinkler ...

The Senior NPI Demand Planner ensures that our supply chain strategy supports technological innovation and business growth. You help drive our mission by managing complexity and creating clarity for our business.Role and ResponsibilitiesAs a Senior NPI Demand Planner, you support the business by translating complex planning challenges into actionable solutions.

[Industry: Investment Management and Financial Services | Type: Full-time | Level: Mid-Senior level] Our client, a leading Quantitative Trading Firm, is looking to hire aSenior Network Engineerto work alongside technology and trading teams to design, implement, and support the firm’s high-performance network infrastructure.This is a unique opportunity to join a top-performing trading firm, collaborate with talented engineers, and work in a dynamic, fast-paced environment that offers market-leading compensation packages and a hybrid working approach.Responsibilities:Design, implement, and maintain high-performance trading and computing networksCollaborate with trading, technology, and operations teams to ensure seamless network performance and reliabilityManage and optimize network devices, routing protocols, and security infrastructure across multiple sites and cloud environmentsAutomate network processes, monitor performance, and troubleshoot issues as they ariseDesirable Candidates:5+ years of relevant network engineering experience, ideally within trading or financial servicesStrong understanding of BGP, OSPF, multicast, and network best practicesHands-on experience with Arista, Cisco, Palo Alto, and F5 technologiesFamiliarity with cloud networking (AWS / GCP) and network automation using Python or AnsibleExperience with low-latency environments, data center infrastructure, and network monitoring toolsTo discuss the role in confidence, please reach out to Rhys at rhys.nugent@capitalmarkets.ie.

[Applicants: Over 200 applicants | Industry: IT Services and IT Consulting, Computer and Network Security, and Information Services | Type: Contract | Level: Director] Senior Network Engineer (CCIE – Routing & Switching)Location:Vienna, VA (On-site)Role SummaryWe are seeking afull-time CCIE Route & Switch–caliber Senior Network Engineerto serve as a senior technical authority and individual contributor focused on network design, implementation, and complex problem resolution.This role is ideal for an engineer who operates at the expert protocol level, leads through technical depth and execution excellence, and is trusted to design and deploy highly resilient enterprise and data center networks within a defined engagement period.This position is deeply hands-on, with primary ownership of routing and switching architecture, implementation, and lifecycle improvements across enterprise, data center, and hybrid cloud environments.Primary ResponsibilitiesDesign and implement enterprise, data center, and disaster recovery network solutions.Architect, deploy, and maintain highly available, fault-tolerant, and scalable routing and switching environments.Own routing and switching design and implementation, including BGP, OSPF, ECMP, segmentation, and control-plane protection.Perform expert-level troubleshooting for complex, multi-domain network issues using packet captures and protocol analysis.Design and implement data center, MDF/IDF, and access-layer network architectures, including segmentation and end-to-end deployment.Produce and maintain HLDs, LLDs, and implementation documentation for current and future-state designs.Execute technology evaluations, proofs of concept, and lab testing to validate design assumptions and operational impact.Collaborate with security, infrastructure, and cloud teams to ensure cohesive and secure network implementations.Contribute to network monitoring, telemetry, and self-healing designs to improve stability and mean time to resolution.Mentor mid- and senior-level engineers on routing, switching, and troubleshooting best practices.Ensure implementations align with security and compliance requirements, including NIST 800-53 where applicable.Required Experience8–12+ years of hands-on network engineering experience with a strong focus on routing and switching design and implementation.Proven experience deploying and operating mission-critical enterprise and data center networks.Demonstrated ability to act as a senior technical es...

The Senior Network Engineer combines deep expertise in Azure networking, next-generation firewalls, and core routing and switching with strong platform engineering and automation practices. They design scalable architectures, build Infrastructure-as-Code and automation frameworks, and translate complex business requirements into resilient, secure, and future-ready network capabilities across the enterprise.Principal Duties & ResponsibilitiesDesign, Engineer and participate in the lifecycle ownership of RLI's hybrid and cloud network platforms.Define and maintain end-to-end network standards and reference architectures that support enterprise growth and technology modernizations.Engineer and support FortiGate platforms, including cloud-native HA designs, SD-WAN, advanced routing, security profiles, and FortiManager automation.Ensure network security controls remain aligned with regulatory, audit, and risk requirements.Build and maintain Infrastructure-as-Code (IaC) modules using Pulumi (AzureRM, Fortinet, and related providers) to automate deployment and configuration of network services.Engineer and maintain network observability using Azure Monitor, Fo...

area, with the ability to work on-site as needed.Role OverviewWe are seeking a Senior Network Engineer to support the USDA SCINet high-performance computing network. You will ensure network reliability and security across multiple ARS sites.Key ResponsibilitiesDesign, implement, and optimize SCINet’s high-performance network infrastructure.Manage SD-WAN and IP routing between Internet2 and commodity Internet connections.Collaborate daily with GlobalNOC and OmniSOC to ensure optimal network performance and security.Troubleshoot complex network issues across multiple sites, ensuring high availability for scientific research.Implement network security measures and ensure compliance with federal standards.Maintain network documentation and contribute to the integration of emerging technologies.RequirementsMinimum: Bachelor's degree in Computer Science, Information Technology, Network Engineering, or a related field.Proven track record in configuring and managing routers, switches, and firewalls.Familiarity with cloud networking concepts and services (AWS, Azure).Experience with network virtualization technologies (VMware NSX, Cisco ACI).Strong problem-solving skills with the ability to diagnose and resolve complex network issues.8+ years of network engineering experience, with a background in high-performance computing or large-scale networks.Familiarity with SD-WAN, advanced routing, and network security protocols.Strong collaboration skills with internal teams and external partners (e.g., Internet2 and ARS locations).Must be located in the Washington, D.C.

[Industry: Transportation, Logistics, Supply Chain and Storage | Type: Full-time | Level: Mid-Senior level] Job DescriptionWe are the leading provider of worldwide smart end-to-end supply chain & logistics, enabling the flow of trade across the globe. This role operates with a high degree of autonomy and is expected to influence technical direction, mentor engineers, and ensure network solutions align with business strategy, security standards, and operational excellence.Key AccountabilitiesSENIOR TECHNICAL LEADERSHIP & OWNERSHIPAct as a Senior Subject Matter Expert (SME) across one or more network domains including LAN, WAN, Wireless, Security, SD-WAN, VoIP, and Data Center networkingProvide technical leadership and oversight for complex network solutions, ensuring designs are secure, resilient, scalable, and aligned with DP World standards and business requirementsOwn technical decision-making, including design choices, risk assessment, and solution quality, within the scope of assigned initiativesPartner with Network Architects to define, implement, and enforce global network standards, best practices, and reference architecturesMentor and guide Network Engineers through design reviews, configuration validation, troubleshooting, and knowledge sharingPROJECT DELIVERY & ENGINEERING EXCELLENCELead and deliver complex, high-impact network initiatives, including large site launches, major refreshes, migrations, and modernization programsGovern network solutions across the full lifecycle: architecture, design, proof of concept, procurement, implementation, testing, and operational handoverLead proof-of-concepts and technical evaluations of new technologies, vendors, and solutions to support continuous improvement and future-state network strategyEnsure accurate and high-quality network documentation, diagrams, and operational runbooks are maintainedOPERATIONS, SUPPORT & GOVERNANCEAct as a Level 3/4 escalation point for complex incidents and service degradations, performing deep root cause analysis and driving permanent corrective actionsPerform and ove...

[Applicants: Be among the first 25 applicants | Industry: Staffing and Recruiting and Computer and Network Security | Type: Full-time | Level: Mid-Senior level] We’re partnering with a large enterprise client to hire aSenior Network Engineerwith deep experience acrosscloud networking, on‑prem enterprise infrastructure, and hybrid integration. This is aCisco‑centric environmentsupporting complex, large‑scale networks across data centers and public cloud platforms.What You’ll DoDesign and supportenterprise network architecturesacross on‑prem and cloud (AWS, Azure, GCP)Leadhybrid and multi‑cloud network integrationsEngineer and troubleshootCisco routing, switching, WAN, and SD‑WANWork withBGP, OSPF, high availability, and resilient network designsSupportfirewalls, load balancing, and DNSin enterprise environmentsPartner with cloud and security teams on scalable, secure solutionsContribute tonetwork automation and modernizationeffortsWhat We’re Looking For8+ years ofenterprise network engineering experienceStrong background inCisco networking(large environments)Hands‑on experience withon‑prem + cloud networkingSolid understanding ofBGP/OSPF, WAN, SD‑WAN, VPNsExperience inhybrid cloud environmentsAutomation experience (Python, Ansible, Terraform) is a plusNice to Have (Not Required)Palo Alto, F5, cloud networking experienceCertifications (CCNP, CCNA, Cloud, Palo Alto, F5) –preferred, not requiredWhy This RoleEnterprise‑scale networksReal architecture ownershipHybrid work environment📩If you’re a senior‑level network engineer looking to work at scale across cloud and on‑prem environments, let’s connect.

[Industry: Computer and Network Security and Telecommunications | Type: Full-time | Level: Mid-Senior level] Senior Network Architect – Network OperationsPosition Overview:NTT is hiring an energeticSenior Network Architectto join our Global Operations Center. Our Network Architects are responsible for managing the network infrastructure for large Enterprise companies.

We collect and serve the freshest and most accurate mapping data possible, along with algorithms, models, platform services, and map-based user experiences that power Lyft’s current and future transportation offerings.Mapping represents a huge opportunity for Lyft’s business, but also a big challenge. We build and scale systems that deal with large data storage, real-time data processing, machine / deep learning pipelines, routing and ETA models, driver and passenger location tracking, and more.

You will work on complex ML problems, mentor junior engineers, and contribute to building ML accelerators and best practices.Core Responsibilities:1. Machine Learning Core- ML Fundamentals: supervised, unsupervised, and reinforcement learning- Model Development: feature engineering, model training, evaluation, hyperparameter tuning, and validation- ML Frameworks: classical ML libraries, TensorFlow, PyTorch, or similar frameworks- Deep Learning: CNNs, RNNs, Transformers2.

We’re looking for a Senior Mechanical Project Manager who is ready to not just manage projects – but fuel opportunities for future construction through top-tier customer service, quality assurance, and project execution. If you're eager to be a part of a MEP powerhouse and a dynamic team, then it's time to step into your future with Power Design.Position ResponsibilitiesManage all business aspects of multiple concurrent Mechanical projects and ensure financial targets are met while maintaining established quality standardsSupervise and mentor project managers, assistant project managers and project engineers on the project teamSupport and directly manage field supervisors including training, scheduling, and employee performance reviewsActively maintain customer relationships to ensure satisfaction and quality of serviceManage all activities associated with materials, budgeting, and production for assigned project(s)Plan and schedule resources to meet project milestonesAct as liaison with the customer and project staff to properly identify and process scope changes, address issues, communicate regarding project milestones, etc.Manage project related correspondence and documents through designated document management systemsEnsure adherence to Power Design’s standards of quality, safety, and best practicesHere’s What We’re Looking ForMinimum 10 years of related project management experience with a mechanical/plumbing contractor required within the commercial, high-rise or multi-family residential construction sectorExtensive knowledge and ability to read and interpret plans of Mechanical HVAC systems used in large-scale construction projects including VRF/VRF, DX Split, Water Source Heat Pumps, Chilled Water, and duct work.Ability to multi-task in a high volume, fast-paced work environment with tight deadlinesCommitment to providing responsive, top-tier customer serviceStrong verbal and written communication skillsHighly organized, detailed-oriented, and efficientAbility to travel (up to 25%)Computer proficiency, particularly with the Microsoft Office suiteExperience with Oracle (or other formalized project management software) and Accubid (or other estimating software) preferredExperience with remote project management (with only occasional visits to ...