Senior Network & Security Architect

Key Responsibilities

Network Systems Support Engineer is responsible for supporting the MUFG EMEA data network and all other aspects of networking, including firewall and network infrastructure.

Incident Management – Take ownership of network related incidents and troubleshoot from first alert to resolution, ensuring strong customer‑facing skills when liaising with users, co‑operating with team members and internal teams, and taking charge of vendors for incident resolution.

Administration – Maintain and create comprehensive network data diagrams and documentation.

Project Support – Conduct project activities to specified timelines and deliver network data project tasks and objectives assigned to the team.

Team Duties – Assist with support and maintenance of all NSS duties, including data, security and infrastructure.

Work as per shift planned by MUFG to cover support and project delivery after office hours on‑call and weekend working if required.

Normal office hours Monday – Friday.

• Participation in a shift pattern to cover support and project delivery (2 in 6 shifts).
• Early shift starts at 7:00 am; late shift cover ends at 6 pm.
• Occasional bank holiday working as per business requirements.
• Weekend working as per business requirements.

• Good understanding of IT layers, IP addressing and subnetting.
• Layer 3 Path Control, IPv4 redistribution, EIGRP based solutions.
• OSPF based solutions, BGP based solutions, Layer 2 switching.
• Cisco NX‑OS and IOS.
• Cisco ACI, ISE, and Meraki.
• VLANs, high availability.
• Multicast.
• Firewalls – Palo Alto, Check Point and Cisco ASA.
• F5 BigIP and Tetration.
• Monitoring and maintaining network performance.
• Troubleshooting multi‑protocol system networks.
• Managing Cisco routing and switching.
• Network security.

• Excellent communication and interpersonal skills.
• Ability to handle pressure during outages and systematically resolve issues.
• Excellent problem‑solving skills.
• Result‑driven with a strong sense of accountability.
• Proactive and motivated approach.
• Ability to operate with urgency and prioritise work.
• Structured and logical approach to work.
• Attention to detail and accuracy.
• Ability to perform well in a pressurised environment.
• Ability to manage constructive conflict effectively.
• Ability to manage large workloads and tight deadlines.
• Ability to communicate complex technical concepts to non‑technical persons at all levels.

We are open to considering flexible working requests in line with organisational requirements.

MUFG is committed to embracing diversity and building an inclusive culture where all employees are valued, respected and their opinions count. We support the principles of equality, diversity and inclusion in recruitment and employment and oppose all forms of discrimination on the grounds of age, sex, gender, sexual orientation, disability, pregnancy and maternity, race, gender reassignment, religion or belief and marriage or civil partnership.

We make our recruitment decisions in a non‑discriminatory manner in accordance with our commitment to identifying the right skills for the right role and our obligations under the law.