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BT Group

Design & Implementation Specialist

Location:  HUN Budapest ONE
Location flexibility:  3 office days / week
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Job Description

About the role

This is the opportunity to be part of a dynamic team of security professionals. With the best technology at your fingertips, you'll be part of a friendly and flexible working environment where your contribution is always valued.


The role holder will be responsible for designing, implementing, testing and handing over to service security solutions based on BT’s security portfolio technologies for global customers.

What you’ll be doing

Strategic nature of the role:
• Create value through technology for security design across complex multiple platforms and/or technology areas.
• Deliver work that is typically bespoke, complex, high impact and high value.
• Provide technical expertise and consultancy on both technical issues and approach, to overall design, on a number of projects concurrently.
• Provide industry leadership on cutting edge technology. Consulting and advising senior stakeholders, internally and in a multi-vendor environment, on high profile customer solutions.
• Provide technical thought-leadership in areas of significant impact to business revenue or cost through large customer deals and/or platform integration.

Key responsibilities:
• Prepare and deliver high quality (standard or custom) network designs (e.g. HLD, MLD, LLD) and/or customer solutions according to the project scope and schedule, within budget. Regularly maintain overall solution documents as required.
• Define and agree the project scope, estimate the time, budget and resources required to support the deliverable.
• Provide technical consultancy for large multinational customers and business partners.
• Work together and technically coordinate or supervise a global team of network designers. May lead a matrix (virtual) team of technical experts to deliver network design solutions and provide technical guidance to a larger matrix team.
• Be responsible for end-to-end technical solution.
• Act as a technical ambassador for the company.
• Responsible for establishing design best practice within a unit.
• Develop proof of concept designs and technical configuration guidelines for security products.
• Ensure the designs fulfil the customer's expectations and align with the current security principles.
• Display excellent customer-facing skills, as working directly with external BT partners.
• Complete the work of the implementation request on the planned start/end dates and per the specifications, configuring the devices and verifying normal operation.
• Manage multiple projects and work with various BT teams to deliver the tasks on time and with minimal impact to the customer’s business.
• Maintain a very good understanding of key security products (e.g. Next Generation Firewalls, Cloud Proxy solutions) and become a Subject Matter Expert in one or two technologies/vendor solutions.
• Occasionally required to work flexibly as out of hours working will be required for transition and transformation change windows.

Essential Skills / Experience

5 KEY SKILLS:
• CCNP / CCSE / PCNSE
• Expert-level understanding of Firewall technologies (Juniper SRX / Checkpoint / Fortinet / Cisco Meraki / Firepower / Palo Alto)
• Load balancing: Juniper (Junos Space, MX, EX), Cisco (ISE, Nexus), F5 (LTM / GTM / AIP)
• Network design (HLD/LLD)
• Next-generation Network security: IDS/IPS, Content inspection, WAF’s,

Soft skills:
• Ability to meet the customers’ needs in line with the business requirements.
• Ability to explain and present difficult technical concepts to a variety of audiences with a special focus on senior management.
• Ability to lead a team of network designers and take active part in their professional development.
• Working with a cooperative and positive attitude in a group setting to achieve common goals.
• An agile worker, self-motivated & able to work in a team environment.
• Ability to work in a process-intensive and complex environment.
• Focusing on all aspects and details of a task and delivering your output with a high level of accuracy.
• Excellent written and presentation skills to be able to document and articulate designs and solutions to stakeholders.

Professional skills:
• Analytical thinking and designer mindset.
• Industry accreditation (e.g. Check Point) at professional/expert level.
• Experience in creating high quality technical designs, customer-facing proposals and detailed cost models.
• Ability to interpret customer needs, assess the full requirements, identify solutions to standard and non-standard requirements.

Technical skills:
• Excellent knowledge of key security technologies and products with hands-on experience and technical knowledge for one or more of the following:
• Security Gateways (Cisco Firepower, ASA, Check Point, Palo Alto plus appropriate Managers)
• Cloud Security Proxies (Zscaler, Palo Alto Prisma)
• Other Security Solutions (IDS/IPS, VPN, Remote Access solutions)
• Experience deploying network and security services for large organizations.
• Skills with diagnostic tools including ability to interpret and analyse output.
• Knowledge of IP networking and security-related technologies.
• Security-related certifications (Cisco CCNA/CCNP, Check Point CCSE/CCSM) is an advantage.
• Any knowledge of Python, Kubernetes, Ansible, automation and RESTful APIs is an advantage.

Language skills:
• Fluent in English (both written and spoken).

Our Package

Compensation

We believe in open conversations. If selected, salary details will be shared with you ahead of your interview, so you have clarity from the start.

Benefits:
• Company car / car allowance

• Cafeteria package - HUF 600,000/ year
• Performance-based bonus
• Comprehensive private health care package for all the employees, which can be extended to family members
• Nursery support for mothers returning from maternity
• Extended paternity leave: 10+10 day fully paid days
• Commuting allowance
• Home office allowance
• Employee discount opportunities
• Highly affordable mobile packages for the family as well

Work atmosphere and community:
• New high-class offices both in Budapest and Debrecen
• Wide-range of company and community programmes (including support for different sport activities)

Flexibility:
• Family-friendly culture
• Smart working approach (hybrid working model, 3 together, 2 wherever)

At BT International, our purpose is to keep the world connected. As part of BT, we build on almost 180 years of innovation and expertise to deliver secure connectivity and digital services to some of the world’s leading multinational businesses and organisations. Our customers trust us to safeguard their data, drive their digital transformation and keep their businesses running. With colleagues on the ground across the world and supporting customers wherever they need to operate, BT International offers a truly global experience. Whether it’s about providing cloud connectivity, helping organisations collaborate, or enabling innovation in cybersecurity and digital services, you’ll be part of a team that shapes how businesses succeed in a world that is being transformed by AI. If you have the drive and ambition to make an impact on a global stage, BT International is where it happens.

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Working at BT Group

3 office days / week

A little flex time

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
Neonatal 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

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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