Network Engineer

Atos

. Implement scheduled change requests and maintenance activities during defined change windows, typically beginning around 7:00 PM .

Posted 10/16/2026full-timeIrving • Texas • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in configuring and troubleshooting Cisco Nexus switches, Cisco ASA firewalls, Cisco ACI, and F5 BIG-IP LTM devices, with strong knowledge of routing protocols such as BGP and OSPF. Capable of effectively communicating technical issues to non-technical stakeholders while maintaining accurate documentation and participating in on-call support.

Highest-signal resume keywords

Cisco Nexus (NX-OS) ConfigurationCisco ASA Firewall ManagementCisco ACI AdministrationF5 BIG-IP LTM TroubleshootingRouting and Switching Expertise

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cisco Nexus ConfigurationCisco ASA Firewall Policy ManagementCisco ACI TroubleshootingF5 BIG-IP LTM ConfigurationBGP RoutingOSPF RoutingPacket Capture AnalysisCLI Diagnostic ToolsNAT ConfigurationSSL/TLS Offloading

Soft Skills

Customer-Facing CommunicationAttention to DetailDocumentation Skills

Tools & Technologies

WiresharkTcpdump

Certifications & Qualifications

CCNACCNPF5 Certifications

Industry Keywords

Change Control ProceduresIncident ManagementNetwork DocumentationOperational ProceduresOn-Call Support

Tech Stack

Tools & technologies

FirewallsSwitching

About the role

Key responsibilities & impact

Implement scheduled change requests and maintenance activities during defined change windows, typically beginning around 7:00 PM
Follow established change control procedures and rollback plans
Triage, diagnose, and resolve customer-impacting connectivity incidents across campus, data center, and WAN environments
Perform hands-on configuration, upgrades, and troubleshooting of Cisco Nexus switches, Cisco ASA firewalls, Cisco ACI, and F5 BIG-IP LTM devices
Analyze routing and forwarding issues involving BGP, OSPF, VRFs, VXLAN/EVPN, HSRP/VRRP, and related networking protocols
Troubleshoot firewall policies, NAT configurations, ACLs, and SSL/TLS offloading issues on Cisco ASA and F5 platforms
Use packet captures, log analysis, and monitoring tools such as Wireshark and tcpdump to identify root causes and resolve issues
Participate in a rotating on-call schedule, responding to alerts and incident escalations and performing after-hours remediation
Conduct post-incident reviews and maintain incident documentation
Maintain accurate network documentation, diagrams, and operational procedures

Requirements

What you’ll need

Hands-on experience with Cisco Nexus (NX-OS) platform
Strong experience with Cisco ASA firewalls, including policy management, NAT, and VPN troubleshooting
Expertise in Cisco ACI, including APIC administration, Tenants, Contracts, Endpoint Groups (EPGs), and forwarding/connectivity troubleshooting
Experience with F5 BIG-IP LTM, including Virtual Servers, Pools, iRules, and SSL Profiles
Strong routing and switching knowledge, including BGP, OSPF, VLANs, STP, VRFs, and HSRP/VRRP
Proficiency in troubleshooting using packet captures, device logs, and CLI diagnostic tools
Excellent customer-facing communication skills with the ability to explain technical issues to non-technical stakeholders
Strong documentation skills and attention to detail
Willingness to work evening maintenance windows, typically beginning at 7:00 PM
Participation in a rotating on-call support schedule to ensure SLA compliance and operational continuity
Industry certifications such as CCNA, CCNP, or F5 Certifications are preferred

Benefits

Comp & perks

Diversity and inclusion embedded in the company’s DNA
Fair work environment commitment