Strategic Network Advisor - Director

Description Strategic Network Advisor - Director Reporting to:  Partner, Network Advisory, EMEAScope:  EMEA

Location:

Smart working, UK (Guildford, Surrey)
Wanted: A senior industry leader in enterprise network strategy ready to shape complex transformation agendas for global organisations. You will operate at the intersection of technical authority, commercial strategy, and executive advisory — with the autonomy to lead high-impact engagements and the support of over 1400 ISG colleagues worldwide. This is an opportunity to influence market direction, develop thought leadership, and act as a trusted advisor to C-level stakeholders navigating network transformation.

Position Overview ISG is seeking a Director (C6) to lead complex, high-value advisory engagements across its Network Advisory practice.

This role represents a senior technical and commercial authority within ISG, responsible for delivering executive-level advisory services across network strategy (technical and sourcing), cost optimisation, outsourcing transactions, transition and transformation programmes, and benchmarking across LAN, WAN, Wi-Fi, Cloud Connectivity, Contact Centres, SASE, and network security domains.

The Advisor will play a pivotal role in shaping client strategy, leading multi-disciplinary engagement teams, influencing sales pursuits, and representing ISG in the market through thought leadership and industry presence.

Responsibilities Lead large-scale, complex client engagements spanning network strategy, sourcing advisory, cost optimisation, outsourcing transactions, and transformation programmes

Serve as a trusted advisor to CIOs, CTOs, and senior technology stakeholders on network architecture, commercial strategy, and operating model decisions

Provide executive-level interpretation of complex enterprise network environments across LAN, WAN, Wi-Fi, Contact Centre, SASE, and network security (firewalls, proxies, DHCP/DNS, IPAM, ZTNA, etc.)Drive strategic benchmarking initiatives and market comparisons to inform sourcing and investment decisions

Lead technical strategy in pre-sales engagements, supporting business development efforts and materially influencing deal conversion

Own and shape major client proposals, including solution positioning, commercial structuring, and value articulation

Develop and publish industry thought leadership, whitepapers, and keynote presentations to strengthen ISG’s market positioning

Mentor and guide consulting teams, ensuring delivery excellence and capability development within the Network Advisory practice

Represent ISG at industry forums, executive round tables, and promotional events as a recognised subject matter authority

Measures of Success Successfully identify and delivery complex, high-value engagements with measurable strategic and financial outcomes

Material contribution to revenue growth through pre-sales leadership and proposal conversion

Recognition as a trusted, repeat advisor by senior client executives

Expansion of ISG’s network advisory footprint within existing and new accounts

Development of thought leadership that enhances ISG’s brand authority in the network domain

Positive client feedback and sustained long-term relationships

Required Skillsets Deep and extensive expertise across enterprise network technologies including LAN, WAN, Wi-Fi, Cloud Connectivity, Contact Centres, SASE, and network security

Proven leadership in delivering strategic consulting engagements within sourcing, optimisation, outsourcing, and benchmarking environments

Strong executive communication and presentation skills, with credibility at C-level

Ability to translate complex technical architectures into commercially grounded, business-focused strategy

Advanced analytical, financial modelling, and commercial structuring capability

Demonstrated experience influencing and supporting complex consultative sales cycles

Experience leading multi-disciplinary teams in matrixed environments

Skills and Attributes Recognised industry authority with strong market credibility

Strategic and commercially astute thinker

Confident leading executive discussions and board-level presentations

Highly collaborative across…