Network Systems Engineer (5016) (US, DC, Tampa, San Antonio) (Secret)

Network Systems Engineer (5016) (US, DC, Tampa, San Antonio) (Secret)at SMX(View all jobs) (https://www.smxtech.com/careers/)San Antonio, TX; Tampa, FL; United States; Washington, DCThe SMX Space and Intelligence (S&I) Business Unit (BU) is on the ground floor across the future remote sensing ecosystem for all orbital regimes (LEO, MEO, HEO, and GEO). We build, integrate, and operationally support our customer's emerging space-ground systems to include real-time data processing frameworks, sensor data processing, and data visualization. We are teamed with the most passionate companies in industry, dedicated to bringing best-of-breed capabilities to address our customers most pressing needs.We have an immediate opportunity for a Network Systems Engineer who is excited to apply their talents to our customer's challenging project and one who will thrive in a collaborative environment. The ideal candidate is a recognized professional with hands-on expertise and an excellent understanding of engineering processes supporting large, National Defense, Agile software development programs.Work will be performed in Colorado. Please apply to this role if you have interest in relocating to Colorado.Essential Duties & ResponsibilitiesDesign, implement, and maintain network infrastructure supporting IaaS platforms and servicesPlan, deploy, and troubleshoot LAN, WAN, firewalls, DNS, VLANs, IP addressing (static and dynamic), and VPN solutions (site-to-site and remote access)Configure, maintain, and patch Layer 2 / Layer 3 switching and routingTroubleshoot networking issues across the OSI stack using physical and software-based diagnostic toolsImplement and maintain network security controls, including monitoring, hardening, threat modeling, and vulnerability mitigationSupport networking in on-prem, cloud, and hybrid environments, including AWS and AzureConfigure and maintain network protocols and technologies such as: BGP Spanning Tree LLDP Link aggregation (MCLAG, LACP)Support storage networking, including SAN and Fibre Channel switched fabric topologiesCollaborate with systems, virtualization, storage, and platform engineers to deliver integrated infrastructure solutionsSupport Linux and Windows-based networking and firewall configurations, including VMware environmentsParticipate in infrastructure planning, upgrades, and lifecycle managementDevelop and maintain network documentation, diagrams, procedures, and change recordsSupport automation and repeatability efforts across network and infrastructure servicesCommunicate clearly with technical and non-technical stakeholdersOwn issues through resolution and contribute to continuous improvement initiativesPerform other duties as assignedRequired Skills & ExperienceClearance Required: Secret3+ years of professional experience in network engineering or network systems rolesDemonstrated understanding of network architecture, design, and core networking conceptsHands-on experience troubleshooting TCP/IP networks across OSI layersProficiency with network security principles, including monitoring, hardening, and common threat modelsExperience deploying and supporting: WAN, LAN, VLANs, firewalls, DNS Static and dynamic IP addressingSite-to-site and remote VPNsExperience configuring and maintaining L2/L3 switching and routingWorking knowledge of Storage Area Networks (SANs) and Fibre Channel networkingProficiency with Linux and Windows operating systemsFamiliarity with application-layer networking and firewall configuration in Linux and VMware environmentsDetail oriented Strong oral and written communication skillsAbility to work collaboratively in a team-oriented environmentSelf-motivated, detail-oriented, and able to own work through completionDesired Skills & ExperienceBachelor's degree in Information Technology, Network Engineering, Computer Engineering, or a related technical fieldExperience with Dell switches, servers, and SAN solutionsExperience with VMware vSphere and vCenterSecurity+ or equivalent security certificationExperience with NAS and/or SAN configuration and maintenanceExperience providing technical leadership or mentoring in small infrastructure teamsExperience with automation and scripting (Bash, Python, Perl, Ansible, PowerShell)Experience with Git / GitLab and CI/CD pipelinesFamiliarity with container platforms, including container networking and securityDemonstrated ability to document, track, and execute requirements, procedures, and infrastructure changesApplication Deadline: March 30, 2026CJPostLI-onsiteThe SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.The proposed salary for this position is:$103,100—$171,800 USDAt SMX, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what's possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.SMX is an Equal Opportunity employer including disabilities and veterans.Selected applicant may be subject to a background investigation and/or education verification.SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).J-18808-Ljbffr