Network Engineer

Marex has unique access across markets with significant share globally both on and off exchange. The depth of knowledge amongst its teams and divisions provides its customers with clear advantage, and its technology-led service provides access to all major exchanges, order-flow management via screen, voice and DMA, plus award-winning data, insights and analytics.

The Technology Department delivers differentiation, scalability and security for the business. Reporting to the COO, Technology provides digital tools, software services and infrastructure globally to all business groups. Software development and support teams work in agile ‘streams’ aligned to specific business areas. Our other teams work enterprise-wide to provide critical services including our global service desk, network and system infrastructure, IT operations, security, enterprise architecture and design.

This is an excellent opportunity to work within a dynamic and shifting network landscape, working across a multitude of technologies and vendors to achieve success. There is ample opportunity to participate in design and architecture discussions with the wider Network team and to learn from likeminded peers in a fast paced and interesting business landscape.

Role Summary

The Network team is responsible for the overall design, implementation, operation and maintenance of the Global network infrastructure. To provide support for the wider technology group and to ensure technical requirements are delivered as per mandated by the Network and Technology group. A thorough understanding of global network operations, and security best practices aligned with financial compliance and regulations, is important to the overall success of the team and business.

We are seeking an engineer with a passion for automation and scripting to enhance and streamline our operations and engineering practices. The ideal candidate will leverage one or more scripting languages, Ansible, and Infrastructure as Code (IaC) tools to automate our configurations, monitoring, and troubleshooting.

Duties and Responsibilities:

• Maintenance of the Marex Network.
• Operational support for all network related issues.
• Implementation of new network requirements/changes.
• Automation of daily processes
• Procuring equipment and managing of vendors.
• Support network maintenance activities, internal and third parties.
• Reporting network status to key stakeholders.
• Ability to work flexible hours and to work on a weekend when required. (overtime compensation).
• Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with.
• Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values
• At all times complying with the regulatory and company Code of Conduct

• The Company may require you to carry out other duties from time to time

Competencies, Skills and Experience:

- Previous experience of working in the banking/finance industry is highly desirable.

- Qualifications: #CCNP, JNCIP, JNCIS, PCNSE or equivalent certification is desirable.

- Network WAN Technologies:
• MPLS, IPSEC VPN, SD-WAN, QOS, NAT

- Routing and Switching protocols:
• BGP/OSPF/EIGRP.
• Wifi, STP, RSTP, VLAN, HSRP, VRRP, VRF, MLAG, Etherchannel, Multicast PIM Sparse and dense mode.

- Security:
• NextGen Layer 7 firewalling, User-ID, SSL decryption, Network Access Control, Radius/TACACS.
Cloud networking:
• AWS – VPC’s, Transit Gateways, Direct Connects, VPN Gateways.
• Azure – Vnet, VPN GWs, Express route.

- Automation:
• Process automation using Python, Ansible.
Vendors:
• Palo Alto, Cisco, Juniper, Arista, Aruba (wifi/Clearpass), Netbrain

- Hardware:
• PA220,440,3200 series firewalls, Panorama.
• Cisco 9200/9300/4500.
• Cisco Nexus 9k.
• Juniper MX
• Arista 7k series.
• Aruba Access points and Clearpass NAC.

- Troubleshooting:
• IP network packet troubleshooting and analysis.
• LAN network device troubleshooting.
• WAN network device troubleshooting.
• Firewall security troubleshooting.

- Design and Architecture:
• WAN/Campus LAN network design and implementation.
• Firewall DMZ design and implementation.

- Understanding of different exchange connectivity (e.g. CME, SGX, ICE, Eurex, LME).
Other skills competencies:
• Resilient in a challenging, fast-paced environment
• Strategic collaborator with insight and agility, able to anticipate future challenges, ensuring operational effectiveness
• Provide input to risk management processes, as required.
• Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this.
• Strong Oral and Written Communication Skills.
• Motivational Skills.
• Results-Oriented.
• Strong analytical and troubleshooting skills.
• Use of Automation tooling to support/troubleshoot.

Company Values

Acting as a role model for the values of the Company:

Respect - Clients are at the heart of our business, with superior execution and superb client service the foundation of the firm. We respect our clients and always treat them fairly.

Integrity - Doing business the right way is the only way. We hold ourselves to a high ethical standard in everything we do – our clients expect this and we demand it of ourselves.

Collaborative - We work in teams - open and direct communication and the willingness to work hard and collaboratively are the basis for effective teamwork. Working well with others is necessary for us to succeed at what we do.

Developing our People - Our people are the basis of our competitive advantage. We look to “grow our own” and make Marex Spectron the place ambitious, hardworking, talented people choose to build their careers.

Adaptable and Nimble - Our size and flexibility is an advantage. We are big enough to support our client’s various needs, and adaptable and nimble enough to respond quickly to changing conditions or requirements. A non-bureaucratic, but well controlled environment fosters initiative as well as employee satisfaction.

Conduct Rules:

You must:
• Act with integrity.
• Act with due skill, care and diligence.
• Be open and cooperative with the FCA, the PRA and other regulators (where applicable).
• Pay due regard to the interests of customers and treat them fairly.
• Observe proper standard of market conduct.

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Last updated on Feb 11, 2025