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Network Security Engineer (Stevenage, ENG)
On-site Network Security Engineer in Stevenage on a 24/7 shift pattern, joining a specialist security team protecting critical network infrastructure: designing and maintaining firewalls, secure proxies and IDS/IPS, analysing traffic, and triaging incidents with SOC analysts. ~£50k plus shift allowance; British citizenship and security clearance required.
Senior Manager of Network Infrastructure (Oxnard, CA)
Job Title: Senior Manager, Networking and Systems Engineering Role Overview We are partnering with an established organization seeking a highly technical Senior Manager of Networking and Systems Engineering to…
Engineering Manager - Secure Access
Leads Babel Street's Secure Access team — a Managed Attribution application running mostly on-premises with one cloud component — setting technical direction and mentoring software and platform engineers. A hands-on management role spanning VMware/VDI infrastructure, GCP, Linux, containers, and CI/CD.
Manager, Network Engineering (L2/L3)
Leads the network engineering discipline at a digital infrastructure investment firm, owning design and build of L2/L3 networks across data center campuses — EVPN/VXLAN fabric, IP routing, SD-WAN, firewalls, site-to-site VPN, Wi-Fi/Private 5G, and OT networks — from pre-construction design through commissioning. A hands-on player-coach role managing a three-person specialist team, based in Denver
Systems Engineer
Systems Engineer at RJ Young performing planned IT work (deployments, refreshes, upgrades, migrations) and Tier 2 support for customer environments from an office/lab in Madison, AL. Core tech: networking (VLANs, DNS/DHCP, firewalls, VPN), Windows Server/AD, VMware/Hyper-V virtualization, and Microsoft 365 administration.
OT Security Engineer (Physical Security Systems)
Hands-on OT security role in Strasbourg, staffing Civitta's engagement with EU Agency eu-LISA: assess, harden and monitor the networks and infrastructure behind physical security systems (access control, CCTV, intrusion detection). Core work spans vulnerability assessments, hardening baselines, network segmentation, privileged access management and security reporting.
Systems Engineer
Systems Engineer at Velocity1 (an IT services/MSP-style firm) in Nashville delivering planned work (deployments, refreshes, migrations) and Tier 2 support across networking/firewalls, Windows Server/AD, virtualization (VMware/Hyper-V), and Microsoft 365, with hands-on staging/build and customer-facing communication. U.S. citizenship required.
Senior System Engineer (m/w/d) - Making IT work seamlessly
Senior System Engineer in Berlin (hybrid) who keeps eClear's internal IT running: owns Microsoft 365 operations, unifies Windows/Linux/Mac into one ecosystem, and designs the network backbone (VLANs, firewalls, switching) with backups and IT security so systems stay stable, secure and scalable.
Assistente de Tecnologia da Informação | Bairro: Centro - João Pessoa/PB
IT assistant at SICOOB (a Brazilian credit cooperative) supporting the deployment, monitoring and maintenance of technology solutions focused on information security — handling vulnerabilities and threats, network/server support (Linux/Windows, switches, firewalls), and compliance with LGPD and Bacen Resolution 4.658.
Network Administrator Tier 2 (TS/SCI Clearance)
Tier 2 Network Administrator supporting enterprise LAN/WAN, routing/switching, unified communications, and video/streaming services at Bolling AFB in Washington, DC. Handles break-fix, config changes (VLANs, ACLs), IOS upgrades, ticket resolution, and STIG reviews on Cisco/Juniper gear; requires active TS/SCI, CI polygraph, and IAT II/CCNA certifications.
Senior Software Engineer (Python & Distributed Systems)
Senior Software Engineer on a 12-month contract at a Cambridge data collection lab, building Python backend services that ingest real-time audio, video, and IMU sensor streams from prototype wearables. Requires Linux, IP networking, and distributed systems skills; the role is 100% onsite across Cambridge and Bourn Quarter.
AI Software Engineer
Senior AI Software Engineer at 40Factory (listed via Datapizza's board): scale Wilson.ai, a platform of advanced AI bots for industry. Day to day you evolve RAG systems and agent architectures with LangChain/LangGraph, write production Python, and act as Tech Lead setting AI standards. Hybrid in Piacenza, RAL 70-80k + bonus.
Technicien Télécoms & Réseaux confirmé (H/F)
Rejoignez une équipe dynamique ! Entreprise à taille humaine spécialisée dans la téléphonie professionnelle, les solutions Internet et les réseaux informatiques, nous recherchons un technicien expérimenté, polyvalent,…
Network Administrator (Korean bilingual)
Network Administrator at the Queen Creek, AZ site who designs, deploys, and troubleshoots enterprise LAN/WAN infrastructure — Cisco or Juniper routers, switches, firewalls, and server systems — while supporting network upgrades and monitoring. Requires 3+ years of network administration experience and Korean bilingual skills.
Systeembeheerder/-analist Datacenter en Netwerk (Vast of freelance)
Third-line system administrator/analyst in the ICT department in Bruges, managing a hybrid (cloud + on-prem) datacenter, network and security environment using Azure, Windows Server, MS SQL Server, VMware, routing/switching and firewalls, while advising on cloud/XaaS solutions and ITIL processes. Offered as a permanent or freelance role.
Senior IT System Administrator
Senior IT System Administrator at Stanford Hotels maintains and optimizes corporate IT infrastructure — Active Directory, Office 365, servers, VMware/Hyper-V virtualization, Azure cloud, security, and networking — from the San Francisco corporate office, with on-call/after-hours support and occasional travel.
RESPONSABLE DEPARTAMENTO SOPORTE TECNICO-NOC EN ISP
Leads the technical support and Network Operations Center (NOC) of a Spanish ISP, managing a team of 5 engineers and reporting directly to the CEO. Day-to-day covers ISP network administration (BGP/OSPF/MPLS routing, VLANs, AAA, wireless links), VoIP, virtualization (VMware ESXi, Proxmox), and L3 incident, problem and change management in a 24x7 high-availability environment.
Ingénieur Réseaux (H/F) - Freelance
Freelance network engineer for a 6-month renewable assignment at a large-account client in Val-de-Reuil, France: administering and operating LAN infrastructures (Cisco, Huawei), managing Palo Alto/Fortinet firewalls, and handling level 2/3 network and security incidents. Hybrid setup with 2.5 remote days per week; day rate €450–550.