24/7 Network & Security Engineer

Nomios' mission is to build a ‘secure and connected’ future. Organisations across the globe depend on us to help secure and connect their digital infrastructures.

We are excited to support our continued UK growth by welcoming a talented Network and Security Engineer to our Services Team. This is a fantastic opportunity for an engineer ready to move to the next level of their career while collaborating with a team of technical experts and working with top-tier industry vendors, including Juniper, ADVA, and Fortinet. Join us and be part of delivering service excellence to our customers!

Your role as a Network and Security Engineer

As a Network and Security Engineer, you will play a pivotal role in our customer support processes, ensuring the seamless operation of UK-based ISP and Enterprise networks. Your responsibilities will include proactive monitoring, maintenance, and troubleshooting to deliver optimal performance and reliability. You will be integral to providing 24/7 coverage and support to our diverse customer base, playing a critical role in maintaining service availability, resolving incidents, and driving continuous improvement in network operations.

Collaboration and passion are key to success in this role. You should thrive on problem-solving, have a keen eye for detail, and enjoy challenging the status quo. A love for learning and obtaining certifications, coupled with an entrepreneurial mindset, will set you apart. We're looking for someone who is proactive, eager to grow, and ready to mentor others while contributing to a dynamic and supportive team.

Responsibilities

Key responsibilities of the role include:

Network Monitoring & Incident Management:

• Monitor Nomios customer network infrastructures (routers, switches, firewalls, servers) using various NOC tools

• Identify, troubleshoot, and resolve network issues affecting service availability, performance, and reliability

• Respond to alerts and notifications to ensure incidents are resolved promptly within defined SLAs

• Escalate unresolved issues to the appropriate technical teams, vendors, or third parties as needed

Ticket Management:

• Manage and track incidents, problems, and change requests using the ticketing system (e.g., Salesforce, ServiceNow, NetAdmin, JIRA, or Remedy)

• Ensure all tickets are updated in a timely manner with relevant information, actions taken, and status changes

• Prioritise tickets based on severity and impact, ensuring that issues are escalated and resolved within SLA

• Collaborate with other teams to ensure that all tickets are handled effectively from creation to resolution

Troubleshooting & Root Cause Analysis:

• Conduct initial diagnostics, network testing, and troubleshooting for any detected or reported incidents

• Perform root cause analysis for recurring network issues and recommend improvements or solutions

Change Management & Maintenance:

• Participate in scheduled maintenance windows, supporting planned network changes and upgrades

• Ensure all changes adhere to the change management process and do not negatively impact service continuity

• Document all actions taken and communicate updates during maintenance activities

Customer Support & Communication:

• Act as the first point of contact for customers, responding to their technical queries and requests

• Provide clear and professional communication with internal teams and external clients during incidents or outages

• Liaise with customer internal teams to gather and share relevant information for efficient incident resolution

Service Improvement & Reporting:

• Provide daily, weekly, and monthly reports on network performance, incidents, and operational metrics

• Identify areas for service improvement, including automation opportunities and tool enhancements

• Work proactively to suggest network optimisations and infrastructure improvements

We hire smart, high-energy people with a passion for excellence! As a highly motivated team player, you should possess excellent communication skills. A strong desire for continuous learning and self-improvement is essential.

To succeed in this role, you must be able to demonstrate the skills and competencies required to deliver exceptional performance in the responsibilities outlined above.

Additional requirements include:

• Excellent verbal and written communication skills, with the ability to provide clear updates to both technical and non-technical stakeholders

• Good understanding and hands-on experience of working on IP, OSPF, BGP, and MPLS based networks (ideally Juniper-focused)

• Good understanding of Carrier Ethernet MEF2.0 & MEF3.0 concepts such as Eline, ELAN, etc.

• Good understanding of optical CWDM and DWDM technologies

• Good understanding of optical splitter/combiner filters

• Exposure to GPON & XGSPON access networks

• Good experience with ticketing systems such as Salesforce, ServiceNow, NetAdmin, etc., and proven efficiency in handling ticketing queues

• Knowledge of network monitoring tools such as SolarWinds, Nagios, Zabbix, or similar

• Hands-on experience of working with ADVA, SmartOptics, Nokia, or Ciena kit would be advantageous

• Hands-on experience of building and maintaining Dell/HP servers would be advantageous

• Experience working with ITIL methodology and meeting SLAs

• Juniper or Cisco Specialist/Professional level certifications would be advantageous

Organisation Structure

The Network and Security Engineer reports to the Network Operations Manager.

Job Specifics

• This role is home-based with occasional visits to the office in Basingstoke

• Hours are based on 12-hour shifts: 2 days, 2 nights; 4 days/nights off

• Flexibility with hours will be required in the event of a major incident

Why would you choose to come and work with us?

You will get to work in a dynamic, fast-paced environment where you are free to use your initiative in support of our strategic objectives. You will work alongside high calibre sales, technical, and operational experts as part of a supportive, tight-knit team, within which every individual has an important part to play and makes a real difference. Nomios offers a highly competitive remuneration scheme along with industry-leading benefits.

Nomios is an equal opportunity employer and is committed to creating and sustaining an environment in which everyone is provided with an equal opportunity to grow and develop, and no individual will be unjustly discriminated against. This includes, but is not limited to, discrimination because of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion and belief, sex and sexual orientation.