Design Subject Matter Expert

Job Introduction
**Design Subject Matter Expert [IP] (Networking, Security, Cloud, Datacentre, DevOps)**
- **Networking**: Proficiency in ISIS, MPLS, BGP, OSPF, RSTP, and REP
- **Security**: Experience with Juniper SRX firewall cluster design, Configuration, InterVRF routing, Security Policy design, IDS, IPS, VPN, and security best practices
- **Cloud**: Experience of cloud networking and integration between traditional and cloud based networks.
- **Datacentre**: Knowledge of datacentre LAN/fabric design and configuration
- **Templating and Automation**: Knowledge of Jinja2, Ansible, JSON, and DevOps practices.

If you’ve got excellent verbal and written communication skills, you’re passionate about cutting-edge technologies and thrive in both independent and collaborative environments, we encourage you to apply

Main Responsibilities
To deliver technical leadership and technical expertise for the delivery of all Network Rail telecoms services. Provide an expert capability providing technical consultancy and direction to Network Rail, delivery Supply Chain, Telecoms, Signalling, Power networks and platforms.

**What will you be doing?**
- Identify, innovate and help drive the Network roadmap in liaison with the strategy, Architecture, product and service departments.
- Provide the principles and process around the IP network in terms of network topology configuration, acceptance and operations and deliver design in accordance with the Network Architecture.
- Provide tier 4 support in complex network faults and undertake laboratory testing for new and existing solutions to provide consistent, robust design deliverables to customers
- Report on and monitor capacity trending and plan IP network upgrades accordingly.
- Provide technical Design consultancy to NRT projects and customers as required.
- Identify network infrastructure opportunities for the implementation of technical improvements that add value to the business through achievement of 'better, faster, cheaper' infrastructure, based on current and future requirements.
- To anticipate internal and external business challenges and to be proactive with recommending new technical requirements or improvements to existing projects.
- Create and maintain the HL and LL design standards and templates.
- To undertake the role of CRE for design for specific NR Projects.

Essential
- Substantial experience in IP/MPLS engineering or operations within a telecoms environment.
- Architect technical knowledge level of IP networks as well as an awareness of protection architectures and the different overlying service types such as IP/MPLS and Voice
- Delivery of carrier class IP network services; ideally with CISCO, Alcatel-Lucent and Juniper.
- Significant experience in an infrastructure design.

Desirable
- Knowledge of Cramer and OSS within a telecoms environment.
- Knowledge of network design and operation supporting Rail or Critical National Infrastructure (CNI).
- Knowledge of optical management systems and optical planning tools.
- Formal network certifications but not limited to (CCNP/CCDP/CCIE/CCDE).
- Project management certification (Prince).
- We are committed to a diverse workplace enriched with representation from diverse cultures, backgrounds and skills. We pride ourselves on creating an environment where difference is embraced, and individuals can thrive. We recognise that the success of the team is dependent on a multi-cultural, multi-disciplined group of individuals, aligned to deliver successful solutions._
- At Network Rail, we have a number of employee networks to reflect our diverse population and help to raise issues to the wider workforce and support their membership and support our Everybody Matters strategy, led by our central Diversity & Inclusion team. We have Diversity & Inclusion Champions who take part and lead on many activities, to drive through more initiatives to support an inclusive environment for all its people and _promote a professional and positive working environment_. For more information on Diversity & Inclusion at Network Rail, _please follow this link_

About The Company
We’re an organisation where people matter. We matter to millions.

We offer excellent benefits, including:
Generous annual leave (28 days plus statutory days), with the option to buy/sell days.

✨ Defined benefit pension scheme.

75% subsidy on rail and underground season tickets.

Up to 75% off leisure travel.

️ Interest-free travel loan for train and car park season tickets.

Discounts at stations with your Network Rail pass.

Flexible/hybrid working arrangements.

️ Volunteer leave to make a positive impact.

❤ Healthcare Scheme, GymPass discounts, Cycle to work plus more.

We offer generous maternity, paternity, and adoption leave to support our employees during significant life moments

Plus, more.

We are proud to be recognised as a Times Top 50 Employer for Gender Equality for the third year in a row.

Our role is to run a safe, reli