Senior Network Engineer

Pacific Life Re; City Of London; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A global financial services company is seeking a Senior Network Engineer to design and maintain network infrastructure while ensuring robust security. This hybrid role is based in London with a focus on collaboration and innovation. The ideal candidate has over 5 years of experience in IT along with relevant certifications. Benefits include generous leave, healthcare coverage, and a supportive work-life balance.

Benefits

25 days annual leave

Healthcare coverage

Subsidized gym membership

Cycle to Work Scheme

Qualifications

• Minimum 5 years of experience in IT and configuring network devices.
• Advanced skills with L2 and L3 protocols such as BGP, OSPF, and IPSec.
• Certifications: Cisco CCNA, Cisco CCNP (or equivalent).

Responsibilities

• Design and manage rollout of network infrastructures.
• Maintain network security and monitor for threats.
• Develop technical documentation for network infrastructure.

Skills

Network device configuration/installations

Advanced understanding of L2 and L3 protocols

Communication skills

Problem-solving skills

Education

B.S./M.S. in Engineering or Computer Science

Tools

Cisco IOS-XE

Aruba

F5

SolarWinds

Job description

Pacific Life is investing in its global network and security to support its digital transformation journey. As such, we are searching for a Senior Network Engineer to help transform our network and protect our customers and brand. The Network Engineer will design, implement, maintain, and support our growing network infrastructure and collaborate with our corporate security team to design and build security controls.

Roles & Responsibilities

• Implement products, platforms, software, hardware, or appliance‑based solutions related to network and network security.
• Interface with management and vendors to develop and implement new solutions to meet business requirements.
• Design and manage the rollout of various network infrastructures with necessary capacity planning, performance tuning, and configuration optimization.
• Perform network maintenance and system upgrades including service packs, patches, hot fixes and security configurations.
• Maintain network security across the global enterprise; analyze networks for security threats; monitor the organization’s networks for security breaches and investigate violations when they occur.
• Use network tools for administration, maintenance, automation, and visualization reporting.
• Develop technical documentation describing the deployment, configuration, and management of network infrastructure.
• Participate in IT security audits, respond to audits and ensure required controls are implemented.
• Build strong relationships outside of IT to understand business needs. Communicate complex details in a way that people can understand and advocate for the end user and stakeholder by becoming associated with the products, empathizing with and understanding user needs.

Qualifications & Experience

• Minimum 5 years of experience in IT, configuring and installing various network devices and services (routers, switches, firewalls, load balancers, VPN, QoS).
• Advanced technical skills and experience with L2 and L3 protocols and technologies such as IPSec, DMVPN, BGP, OSPF, VPC, QoS, 802.1x; familiarity with Cisco IOS‑XE and NXOS.
• Experience with platforms including Aruba, F5, Riverbed, Cisco (Catalyst, ISR, ASR, Nexus). Knowledge of Cisco ACI, Aruba ClearPass, SolarWinds, Juniper and HPE routing/switching equipment is a plus.
• Understanding of open‑source and other tools to assist in monitoring, troubleshooting and performance analysis.
• Excellent communication and problem‑solving skills, attention to detail.
• Certifications: Cisco CCNA, Cisco CCNP (or equivalent).
• B.S./M.S. in Engineering and/or Computer Science or equivalent experience.

Location & Working Arrangement

This is a hybrid role with time working remotely, in‑office at Tower Bridge, London, and supporting data centers in Slough and Docklands. Close proximity to London and willingness to commute to London is a must. We regularly host a range of team‑building days, serve our employees with a healthy work‑life balance, and support employee involvement in community and volunteering opportunities.

Benefits (Only for Permanent and Fixed‑Term Employees)

• 25 days of annual leave with an option to buy/sell additional days.
• Adoption and fertility leave.
• Generous enhanced parental leave.
• Healthcare: comprehensive private insurance coverage for employee and dependents.
• Group Life Insurance coverage of 9× basic annual salary and Group Income Protection up to 75% of basic annual salary.
• Optical benefits.
• Savings & Retirement: 15% combined employee/employer contributions.
• Wellness: subsidized gym membership, access to Employee Assistance Program.
• Cycle to Work and Electric Car Salary Sacrifice Scheme.
• Time off for volunteering.
• Charitable matching of employee donations.