At a Glance
- Tasks: Manage network capacity to ensure seamless connectivity and prevent outages.
- Company: Dynamic telecom company focused on innovation and inclusivity.
- Benefits: Competitive salary, performance bonuses, flexible benefits, and generous annual leave.
- Other info: Inclusive workplace culture with opportunities for personal and professional growth.
- Why this job: Play a vital role in shaping the future of network capacity and technology.
- Qualifications: Experience in IP capacity planning and strong analytical skills required.
The predicted salary is between 60000 - 75000 £ per year.
About the Role
You’ll play a critical role in ensuring the active network never runs out of capacity, covering core, edge, aggregation and access IP domains. Working within the Architecture & Engineering function and the Implementation & Planning team, you’ll build accurate forecasts and scenario models to guide timely capacity augments. This role translates demand signals into actionable network plans, budgets and delivery priorities, helping the wider business make informed, forward-looking decisions.
Benefits
You’ll receive a competitive salary, a performance‑related bonus, and a range of benefits to support you across your financial, physical and mental wellbeing.
Responsibilities
- Owning end‑to‑end capacity forecasts for active network equipment with clear thresholds and augment triggers
- Building and maintaining scenario‑based models for growth, failure and resilience planning
- Translating product growth and build plans into network capacity plans and budget asks
- Generating capacity augment recommendations and tracking delivery with Engineering and Delivery teams
- Incorporating space, power and peak usage metrics into all capacity planning decisions
- Chairing capacity reviews and ensuring zero capacity‑driven incidents
Qualifications and Experience
You’ll bring deep experience in IP capacity planning within a telecoms environment, alongside strong analytical and modelling capability. You’ll also have:
- Significant experience in IP capacity planning across core and edge networks
- Hands‑on experience with router architectures and linecards such as Juniper MX or Nokia SR
- Strong understanding of MPLS, ISIS, BGP, OSPF, QoS and traffic engineering
- Proficiency in forecasting and time‑series modelling, including scenario modelling
- Strong data and programming skills using SQL and Python or R
- Excellent communication skills with the ability to work effectively across engineering and planning teams
Life at CityFibre
Everyone deserves to feel heard, valued and truly included. Working alongside our Employee Communities, we’re committed to creating a workplace where people feel a genuine sense of belonging and pride in what they do. We’ll support you to thrive inside and outside of work, with opportunities to grow your career and a flexible benefits package that adapts to your life – including generous annual leave (with an extra day off on your birthday), private medical insurance, health cash plans and family‑friendly policies.
Equal Opportunity
We want to create a sense of belonging for everyone. We celebrate our differences and work to ensure everyone has the best chance to succeed, starting with our recruitment process. No matter your background, family or carer status, ethnicity, sexual orientation, religion, age, disability, gender, or gender identity, we welcome your application. If you need any support or reasonable adjustments throughout the application process, please email us at We want to help!
Senior IP Capacity Planner employer: CityFibre
At CityFibre, we pride ourselves on being an exceptional employer, offering a dynamic work culture that values diversity and inclusion. As a Senior IP Capacity Planner, you will benefit from a competitive salary, performance-related bonuses, and a flexible benefits package tailored to support your financial, physical, and mental wellbeing. With ample opportunities for career growth and a commitment to employee development, you'll thrive in an environment that encourages innovation and collaboration.
StudySmarter Expert Advice🤫
We think this is how you could land Senior IP Capacity Planner
✨Tip Number 1
Network with industry professionals! Attend events, webinars, or local meetups related to IP capacity planning. It’s a great way to make connections and learn about potential job openings that might not be advertised.
✨Tip Number 2
Showcase your skills in real-time! Consider creating a portfolio or a project that demonstrates your forecasting and modelling capabilities. This can really set you apart during interviews and give us something tangible to discuss.
✨Tip Number 3
Prepare for interviews by brushing up on key concepts like MPLS, BGP, and traffic engineering. We want to see that you’re not just familiar with the terms but can also apply them in practical scenarios.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining our team at CityFibre.
We think you need these skills to ace Senior IP Capacity Planner
Some tips for your application 🫡
Tailor Your CV:Make sure your CV reflects the skills and experience mentioned in the job description. Highlight your expertise in IP capacity planning and any relevant projects you've worked on. We want to see how you can bring value to our team!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about this role and how your background aligns with our needs. Be sure to mention your hands-on experience with router architectures and your analytical skills.
Showcase Your Technical Skills:Don’t forget to highlight your technical prowess, especially with SQL, Python, or R. We love seeing candidates who can demonstrate their data and programming skills, so include specific examples of how you've used these tools in your previous roles.
Apply Through Our Website:We encourage you to apply directly through our website for a smoother application process. It helps us keep track of your application and ensures you don’t miss out on any important updates from us!
How to prepare for a job interview at CityFibre
✨Know Your Numbers
Make sure you’re well-versed in the key metrics related to IP capacity planning. Brush up on your understanding of MPLS, BGP, and traffic engineering concepts. Being able to discuss these confidently will show that you’re not just familiar with the theory but can apply it practically.
✨Scenario Modelling Mastery
Prepare to discuss your experience with scenario-based modelling. Think of specific examples where you’ve built forecasts or models for growth and resilience planning. This will demonstrate your analytical skills and ability to translate complex data into actionable insights.
✨Communication is Key
Since this role involves working across various teams, practice articulating your thoughts clearly. Be ready to explain technical concepts in a way that’s understandable to non-technical stakeholders. This will highlight your communication skills and ability to collaborate effectively.
✨Show Your Passion for Capacity Planning
Express your enthusiasm for the role and the impact of effective capacity planning on the business. Share your thoughts on industry trends and how they might affect future capacity needs. This will help you stand out as someone who is genuinely invested in the field.
