Senior Network Engineer with Proxy Experience
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Location: Glasgow or Newcastle, Scotland
Employment type: Full-time
Seniority level: Mid-Senior level
Job function: Information Technology
Industries: IT Services and IT Consulting
Salary: £40,000.00-£45,000.00 (approx.)
Job Summary:
This Network Engineering role focuses on implementation of remote network services for a DXC secure customer. The role covers Proxy, LAN, WAN, firewall, and security infrastructures, with a key focus on Cisco and Aruba. The successful candidate will have 5 to 10 years of proven experience in a multi‑vendor data centre environment, delivering project engineering functions.
Key Responsibilities:
* Maintain data network hardware and systems.
* Investigate and resolve network and hardware issues.
* Analyze, isolate, and troubleshoot network errors.
* Assess and upgrade legacy network components where needed.
* Provide technical support for both internal and external customers.
* Respond to technical inquiries and recommend solutions.
* Lead network problem escalation and resolution.
* Mentor junior network engineering staff.
* Install and maintain network infrastructure, including hardware, software, and system data for small to medium‑sized networks.
* Deploy network applications on servers and voice equipment.
* Conduct network testing, maintenance, and problem resolution.
* Perform network configuration changes on routers, switches, firewalls, and security appliances.
* Prepare network diagrams and documentation reflecting current operational status.
* Draft proposal documentation to address customer requirements.
* Collaborate with network architects to design and implement functional company networks.
* Conduct regular network performance tests.
Mandatory Skills:
* Cisco LAN/WAN skills equivalent to CCNP level.
* Aruba LAN skills equivalent to Aruba ACP level.
* Experience in large‑scale multi‑vendor campus environments.
* Experience with Checkpoint and Palo Alto firewalls.
* Knowledge of OSPF, BGP, and iBGP routing protocols.
* Knowledge of forwarding and reverse proxy technologies (Broadcom/Symantec and Netskope).
* PKI & SSL certificate experience, browser configuration knowledge.
* Web server knowledge (HTML, CSS & JavaScript).
* Layer 7 understanding, end‑to‑end application flow skills.
* Experience with large‑scale structured cabling infrastructures in production/manufacturing environments.
Basic Qualifications:
* Degree or equivalent education/experience in engineering, computer science, information systems, or related field.
* Experience with both Cisco and Aruba environments.
* Proven experience troubleshooting LAN/WAN/firewall systems.
* Knowledge of modern network systems and principles.
* Eligible for or currently possess SC clearance. (Mandatory)
Other Qualifications:
* Strong analytical and problem‑solving skills.
* Effective time, priority, and task management.
* Excellent communication skills with customers and team members.
* Ability to work independently and collaboratively.
* Capability to manage competing priorities in complex environments.
* Professional demeanor with confidence in handling technical issues.
* Willingness to travel as required.
* Availability for out‑of‑hours work including weekends as needed.
Security Clearance: SC clearance required.
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