Sr Network Infrastructure Engineer Jobs in Texas

Senior Network EngineerFull Time, San Antonio, TXSecret Clearance Position OverviewWe are seeking a Senior Network Engineer to support the Defense Health Agency (DHA) in delivering secure, resilient, and high-performance network infrastructure across Medical Treatment Facilities (MTFs) worldwide.This position directly supports the Department of Defense medical mission by ensuring highly complex LAN/WLAN/WAN infrastructure is properly engineered, secured, optimized, and maintained to meet DHA and Military Health System (MHS) requirements.The Senior Network Engineer serves as the premier network subject matter expert (SME) for the CONUS region and acts as a global point of contact for advanced network engineering issues. Key ResponsibilitiesServe as the senior technical authority for LAN/WLAN/WAN network infrastructure across DHA medical facilities.Identify, research, and resolve complex network and routing protocol issues at all layers of the OSI model.Provide high-level installation, configuration, documentation, optimization, and troubleshooting of enterprise network systems.Act as the primary point of contact for:Network configuration managementCommunications interconnectionAddressing and multi-protocol routingNetwork management and optimizationUtilize enterprise tools including:Orion SolarWindsARMISAnsibleMonitor and optimize network performance using MIBs, MRTG, and related performance management methodologies.Establish and configure network security systems including:FirewallsVPN appliancesIntrusion Detection Systems (IDS)Maintain and enhance LAN/WLAN/WAN boundary protections to prevent unauthorized access to MTF systems.Develop, update, and enforce network standards in coordination with the Network Standards Team.Provide written technical recommendations, policy updates, and network enhancement documentation.Evaluate vendor products and recommend solutions aligned with DoD and DHA requirements.Advise and consult with Government personnel and contractor teams on network design, deployment, and optimization.Communicate status updates and technical findings to leadership, medical stakeholders, and technical teams.Lead and mentor Network Specialists and engineering personnel as required. Education & ExperienceBachelor's Degree in Computer Science, Engineering, or related technical fieldMinimum 5 years of directly related experienceORCompletion of a certified Technical or Vocational School10 years of progressively complex, directly related experienceRequired QualificationsActive Secret Security ClearanceCompliance with DoD Directive 8570.01IAM Level III certification (or equivalent per DoD 8570.01-M)CISSP (Certified Information Systems Security Professional) – RequiredCisco Certified Network Professional (CCNP) – RequiredExperience supporting DoD Health Care Information SystemsAbility to perform duties of subordinate labor categories when required, including travel Technical Expertise RequiredDemonstrated mastery of enterprise networking protocols and standards, including but not limited to:Protocols & ServicesTCP/IPHTTP / HTTPSSMTPSNMPDNS / DHCPRSTP / VRRPEIGRP / BGP / OSPFPPP / HDLCXDMBINDIEEE & Communications Standards802.1d, 802.1q, 802.1w802.3, 802.3u, 802.3z802.5, 802.10, 802.11Network Environments & MediaEthernet / Fast Ethernet / Gigabit EthernetFDDI / ATMSynchronous and asynchronous communicationsV.35 / RS-449Routed, switched, and shared LAN environmentsLocal and long-haul WAN connectivitySystems & PlatformsMicrosoft Windows Server environmentsActive DirectoryUNIXOpenVMSEnterprise Cisco network infrastructureSolarWinds OrionTools & Testing EquipmentOptical Time Domain Reflectometer (OTDR)Cable testersNetwork analyzers/sniffersEIA/TIA cabling standardsDesiredExperience with Zero Trust Architectures and methodologies Communication RequirementsStrong verbal and written communication skillsAbility to effectively engage:Government leadershipMedical professionalsHighly technical engineering teamsExperience producing formal technical documentation, standards, and policy recommendationsAbout Semper Valens Solutions:Semper Valens Solutions, Inc. (SVS) is a Service-Disabled Veteran Owned Small Business (SDVOSB) providing Cost Effective Software and Systems Engineering, Field Support, Training and Full Life cycle Support Management to the DOD and VA community.At Semper Valens, our vision is to remain a creative, cutting edge and cost-effective solutions provider where our shared intellect, industry experience, and technology excellence, make a positive difference in our customer's success. Our solutions help bridge the gap between IT and business prioritizations to optimize budgets, risks, and operational processes.We search for outstanding technical professionals, hiring at all levels of the experience spectrum; intermediate, journeyman and senior. Consider us for your career plan.Semper Valens Solutions is an Equal Opportunity EmployerSemper Valens Solutions proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital/parental status, pregnancy/childbirth, or related conditions, physical or mental disability, genetic information, status as a Disabled Veteran, Recently Separated Veteran, Active-Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.If you require a reasonable accommodation to apply for a position with Semper Valens Solutions through its online applicant system, please contact Semper Valens Solutions Human Resources Department at (830) 899-6870.Semper Valens Solutions is an affirmative action/equal opportunity employer - minorities, females, disabled, and protected veterans are urged to apply. Applicants have rights under Federal Employment Laws.All Jobs at Semper Valens Solutions: https://sempervalens.com/careers