Network Engineer

Role overview

Responsibilities

• Provide expert-level support for network infrastructure underpinning data-center-based services.
• Monitor, review, and report network service levels, resolving issues and negative trends.
• Deliver network activities within agreed timelines and schedules.
• Work with architects, project managers, and stakeholders to identify, assess, select, and present network solutions.
• Build and deploy agreed solutions within specified timelines.
• Develop, implement, and test disaster recovery and network fail-over plans.
• Maintain operational acceptance criteria and coordinate readiness before solutions transition into production.
• Monitor network components 24x7 for availability, capacity, and performance.
• Report network capacity and proactively identify and address potential issues.
• Ensure incidents, events, and requests follow network access processes and operational tools.
• Maintain compliance with network and related security policies.
• Document network solutions, diagrams, as-built configurations, IP data, and support procedures.

Further operational duties

• Maintain collaborative relationships with team members, other teams, customers, and suppliers.
• Identify and implement agreed service improvements, including automation, performance, efficiency, and utilization improvements.
• Consult customers and stakeholders on live customer solutions.
• Provide 24x7 support as part of the wider hosting operations team.

Required experience and qualifications

• Minimum CCNP certification in routing and switching or a security certification.
• Strong hands-on experience configuring, troubleshooting, and supporting Cisco and F5 networking equipment in a data-center environment.
• Relevant platforms include Cisco Nexus switches, Cisco ASA firewalls, F5 LTM, and DNS load balancers.
• Strong network design and management experience, including firewall rules, dynamic routing, load balancing, intrusion detection and prevention, remote access, and site-to-site VPNs.
• Practical ITIL experience in a 24x7 operations environment with tight SLA and security-compliance requirements.
• Practical experience with most of the listed Cisco Nexus, Cisco ASR, Cisco ASA, and F5 platforms and technologies.

Desirable skills

• Client and relationship management, communication, and presentation skills are desirable.
• Flexibility, motivation, problem solving, and teamwork are desirable.
• Nagios or Cacti monitoring knowledge is preferred.
• Puppet configuration-management knowledge is preferred.
• Third-party vendor management ability is desirable.

About InterSystems