Senior Network Engineer

Company OverviewDutch Ridge Consulting Group, LLC (DRCG) is an ISO 9001:2015, Department of Veterans Affairs (VA) Certified Veteran Enterprise (CVE), Service-Disabled Veteran-Owned Small Business (SDVOSB). DRCG provides cleared technical support staff throughout the United States with corporate offices in Ashburn, Virginia. DRCG offers expertise in Systems Integration (SI), Information Technology (IT) solutioning, Program Management, Risk Management, Business Process Reengineering (BPR), Requirements Engineering, Workflow Solutioning, and Business Consulting Services. Established in 2016, DRCG is 100% US owned and predominately supports the DoJ, DoW, and DHS. DRCG optimizes client investments by leveraging expertise to better manage the growth and transformation of existing IT environments.DescriptionDRCG is seeking a highly motivated, Senior Network Engineer, to support a federal customer's goals to modernize and transform their IT environment to efficiently deliver new technologies to their workforce.The Senior Network Engineer provides Tier 3 engineering and operational support for classified and unclassified networks across a large, globally distributed enterprise. This role requires deep technical expertise, strong operational discipline, and the ability to collaborate across security, cloud, and infrastructure teams while supporting mission-critical systems.The engineer will support hundreds of domestic and international locations and operate across on-premise datacenters, campus networks, WAN, and cloud environments.Current CCNP certification (Route SwitchEnterprise) and Application Centric Infrastructure (ACI) experience required.Job Location:. Merrifield, VA (3-days on-site)ResponsibilitiesProvide Tier 3 senior-level support for network design, implementation, deployment, and sustained operations across the Drug Enforcement Administration (DEA) enterpriseSupport classified and unclassified environments, ensuring operational continuity, security compliance, and high availabilityAct as a technical escalation point for complex network incidents, outages, and performance issuesParticipate in architecture reviews, design sessions, and implementation planningCollaborate with Security, Cloud, Systems, and Application teams to ensure integrated solutionsSupport global operations, including after-hours support and maintenance windows as requiredDevelop and maintain engineering documentation, diagrams, and operational runbooksTechnical RequirementsEnterprise NetworkingExpert knowledge of Layer 2 / Layer 3 networking including routing, switching, and troubleshooting at scaleStrong experience with LAN, WAN, and global network optimizationUnderstand Dynamic Multipoint VPN (DMVPN) environmentsExperience supporting campus networks across large user populationsOperational experience with wireless network design, deployment, and troubleshootingSupport for network applications installed on client workstationsDatacenter & InfrastructureOperational support for on-premise datacenter networksExperience with datacenter load balancing (design, configuration, and troubleshooting)Strong understanding of high availability, redundancy, and failure domainsAbility to troubleshoot complex east-west and north-south traffic flowsCloud NetworkingProvide engineering and operational support for cloud networking in:Amazon Web Services (AWS)Microsoft AzureExperience with:Hybrid cloud connectivityCloud routing and security constructsIntegration between cloud and on-premise environmentsVirtualizationStrong working knowledge of VMware environmentsUnderstanding of network integration with virtualized workloadsExperience troubleshooting network issues in virtualized datacentersNetwork Access & SecurityExperience designing and supporting network access security solutionsStrong expertise with 802.1X authenticationHands-on experience with Cisco Identity Services Engine (ISE) including:Policy enforcementAuthentication/authorizationIntegration with enterprise identity servicesOperational & Professional SkillsAbility to operate effectively in high-pressure, mission-critical environmentsStrong troubleshooting methodology and root-cause analysis skillsExperience supporting strict change management and approval processesExcellent written and verbal communication skillsAbility to mentor junior engineers and contribute to team standardsStrong documentation discipline and operational rigorSecurity & ComplianceExperience supporting classified and unclassified networksAbility to follow federal security, compliance, and operational requirementsActive or ability to obtain appropriate security clearance (as required)Desired ExperienceExperience supporting large federal or law-enforcement enterprise environmentsExposure to global network operationsPrior work in high-availability, 24x7 operational environmentsNice To Have ExperienceCisco ACICisco NDOCisco FirePower or other firewall experienceF5 configurationServiceNowActive/current Secret Clearance is required at the time of hire.7+ years of relevant experienceBachelors degree in a related field or relevant work experienceJob Posted by ApplicantPro