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BT Group • GBR Bristol - Assembly, GBR-Birmingham-Three Snowhill

RAN OSS Solution Designer - Configuration & Automation Tools - ESN

Employment type:  Full time
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Job Description

About the role

Being able to provide consistent network performance is critically important to all our customers (BT, PlusNet, EE and Emergency Service Network), achieved through implementation of agreed parameter designs and implementation of efficient automated configuration tasks.

Technically defining and deciding upon the solutions for RAN Configuration to make sure the network is maintained to be always as designed, through implementation of state-of-the-art tools across 2G, 4G and 5G.

Accountable for the technical design and continued evolution of Unison and Nokia MantaRay SON supporting Radio Access Technologies (Nokia, Ericsson and Huawei).

The output of this role has a direct impact on:

  • Implementation of radio parameter configuration changes to the network, using and building upon Unison integration to Radio Network Element Manager Design (Huawei U2020/MAE, Nokia MantaRay NM, Ericsson ENM) supporting feature trials and roll outs.
  • Continual improvement of configuration processes through design and implementation of automated deployment and reconciliation tasks.
  • Design of Self Optimising Network routines specific to the BT Radio Access Network.

You will be required to undergo National Security Vetting to SC or NPPV level.

What you’ll be doing

  • Design radio configuration plan tooling based on engagement with performance designers.
  • Working with configuration processes of Network Element Managers and auditing the network data using WIM Unison for 2G, 4G and 5G RAN.
  • Designing open and closed loop automations using Unison and MR-SON, through Python based software development kits.
  • Ensuring that all systems introduced adhere to GDPR and Security Policies .

Essential Skills / Experience

  • Proven Programming experience (Python specifically preferred, but other languages acceptable)
  • SQL query development and IP networking knowledge
  • Have a strong understanding of radio access network
  • Show that are you are a clear communicator and able to explain technical concepts

Our Package

Tailored benefits make a real difference. That’s why we offer a comprehensive range to support your growth, wellbeing, and everyday life.
You can design the package to suit you and your lifestyle. Your core benefits include:
• 10% on target annual bonus
• Access to an online private GP 24/7 for you and your immediate family
• Market-leading paid carers leave with up to 2 weeks off
• Equalized maternity, paternity, and adoption leave – 18 weeks’ full pay and 8 weeks’ half pay
• Discounted EE and BT products, including mobile and broadband
• Market leading Pension scheme – 5% from you and 10% from us
• Holiday purchase scheme
You can select additional benefits, including healthcare, dental, gym memberships and more when you’re ready.
Ready to connect for good and help shape the future? Apply now

Company benefits

25 (UK, increasing with service) / 21 (India) days annual leave + bank holidays
Adoption leave – 18 weeks full pay, 8 weeks half pay, 6 months statutory
Bank holiday swaps
Buy or sell annual leave – buy up to 5 days/year pro rata
Carer’s leave – Two weeks paid leave
Cinema discounts
Coaching
Compassionate leave
Complimentary Medical Services
Cycle to work scheme
Employee assistance programme
Employee discounts
Enhanced maternity leave – 18 weeks full pay, 8 weeks half pay, 6 months statutory
Enhanced paternity leave – 18 weeks full pay, 8 weeks half pay, 6 months statutory
Enhanced pension match/contribution
Enhanced sick pay – 3 months
Faith rooms
In house training
L&D budget – sponsored accreditation available for certain professions
Learning platform – internal and external learning content via Degreed
Learning license – unlimited access
Lunch and learns
Mental health platform access – Silvercloud
Mentoring
Neo-natal leave
Open to job sharing
Open to part time work for some roles
Optional unpaid leave
Private GP service – 24/7 virtual GP access for UK colleagues
Referral bonus
Returnship
Salary sacrifice
Share options
Shared parental leave
Travel loan
Volunteer days – 3 volunteer days per year
Reservist leave
Fertility treatment leave
Pregnancy loss leave
Pregnancy support
Fertility treatment leave
Pregnancy loss leave
Pregnancy support
On-site catering
On-site barista
On-site shower
Modern office
Collaboration spaces
Private booths
On-site wellness room
Open to part-time employees
Open to compressed hours

Working at BT Group

Company employees:

100,000 across BT Group (24,000 at BT Business)

Gender diversity (m:f):

74.3:25.7 (BT Group)

Hiring in countries

Brazil

Hungary

India

Ireland

Malaysia

Singapore

United Kingdom

Office Locations

Awards & Accreditations

2nd - Best Workplace Culture

2nd - Best Workplace Culture

Flexa awards 2026
3rd – Most loved - Large companies

3rd – Most loved - Large companies

Flexa awards 2026
Most Family Friendly Company

Top 10 - Most Family Friendly Company

Flexa awards 2025
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2025

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