Senior Network Engineer

Who we are

DigiCert is a global leader in intelligent trust. We protect the digital world by ensuring the security privacy and authenticity of every interaction. Our AI-powered DigiCert ONE platform unifies PKI DNS and certificate lifecycle management to secure infrastructure software devices messages AI content and agents. Learn why more than 100000 organizations including 90% of the Fortune 500 choose DigiCert to stop todays threats and prepare for a quantum-safe future

Job summary

• The Network Infrastructure team is responsible for the operation monitoring maintenance and support of DigiCerts global production network.
• This position serves as a first responder for network incidents and operational requests providing initial troubleshooting monitoring and administration of production network systems.

What you will do

• Network Operations & Monitoring
• Monitor the health performance and availability of global production network infrastructure.
• Review device logs alerts and monitoring systems to identify and respond to operational issues.
• Perform initial troubleshooting and incident response for network-related events.
• Troubleshoot network application database DNS load balancing and service connectivity issues across data center and cloud environments.
• Work with Internet service providers telecommunications carriers cloud providers application teams database administrators and third-party vendors to diagnose and resolve connectivity routing latency and service-impacting issues.
• Participate in incident response activities and assist with service restoration efforts during production outages.
• Escalate complex issues to senior engineers while providing accurate documentation and diagnostics.
• Participate in root cause analysis activities following service-impacting incidents
• Implement routine network configuration changes following established procedures.
• Perform basic firewall policy modifications and access control changes.
  
  What you will have

• Associates or Bachelors degree in Information Technology Computer Science Engineering or a related field or an equivalent combination of education and relevant experience.
• 5 years of experience supporting enterprise service provider or data center network environments.
• Understanding of:TCP/IP DNS Routing and switching fundamentals VLANs and network segmentation Firewall concepts VPN technologies
• Understand routing protocols and route troubleshooting concepts.
• Experience using network monitoring logging and observability platforms to identify investigate and respond to infrastructure issues.
• Experience reviewing system and device logs to assist with troubleshooting and incident response activities.
• Experience responding to operational incidents and working within established incident management processes.
• Experience troubleshooting network application database DNS and service connectivity issues in collaboration with service providers cloud providers vendors and internal technical teams.
• Ability to perform network troubleshooting and isolate issues across routing switching firewall load balancing and cloud-connected environments.
  Strong analytical and problem-solving skills.
• Ability to follow operational procedures in a highly controlled production environment
• Excellent written and verbal communication skills
• Ability to participate in on-call support rotation and monthly maintenance.

Nice to have

• Familiarity with Linux-based systems.
• Exposure to modern data center networking architectures including Leaf-Spine fabric designs.
• Familiarity with data center networking technologies such as:
  Border Gateway Protocol (BGP)
  Virtual Extensible LAN (VXLAN)
  Ethernet VPN (EVPN)
• Understanding of overlay and underlay networking concepts within modern data center environments.
  Experience supporting Arista EOS-based switching environments.
• Experience using Arista CloudVision for network management monitoring automation and operational visibility.
• Ability to perform under pressure during incidents.
• Ability to work effectively within a global infrastructure team.

Benefits

• Generous time off policies
• Top shelf benefits
• Education wellness and lifestyle support

To protect candidate information and maintain a secure hiring process all applications must be submitted through our careers portal. Resumes or CVs sent directly via email will not be reviewed or considered.

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