Network Implementation Engineer — Campus Refresh Programme
Programme: Real Estate Refresh & Refurbishment
Primary Location: London
Number of Resources: 1
Duration: 12 months
Working Pattern: Hybrid — onsite as required, including out-of-hours and weekend work
Role Overview:
A major refresh and refurbishment programme is underway across a 30-floor head
office campus in London, home to a live trading floor and other critical business
functions. We are seeking three experienced Network Engineers to support design,
implementation and delivery of campus network changes.
This is a delivery and project-based role, not a support or operational one. We need
engineers who are used to delivering: planning, preparing and driving project work end to-end, instructing and coordinating other engineers or contractors, and physically
delivering, installing and migrating kit, rather than fixing or maintaining existing
infrastructure. Candidates should be comfortable operating in a highly regulated, large
enterprise environment with strict change controls, working alongside cabling design,
audio-visual, security, construction and end user testing teams.
Indicative work split: Implementation ~60% Design (largely templated and repeatable) ~20% Project coordination, validation and other tasks ~20%
Programme Scope:
• Reviewing and relocating main equipment rooms across the building
• Refreshing floors as they are decommissioned, refurbished and brought back
into service
• Migrating services to temporary core/distribution and ultimately to the final
core/distribution design
• Deploying and configuring new network kit as floors and equipment rooms
become available, including delivering kit to site, instructing junior
engineers/contractors, and migrating and refreshing existing switches
• Refreshing wireless infrastructure across multiple generations of Wi-Fi deployed
across the estate, including managing user Wi-Fi through construction and
handover phases and coordinating closely with construction teams on the
practical nuances this creates
• Building network infrastructure to the standard expected in live operations, with
security requirements designed in from the outset rather than retrofitted
• Validating network functionality jointly with cabling, AV, physical security and end
user testing teams
Note: The programme is office/campus environment focused. There is minimal
involvement with data centre or F5/load-balancing technologies; however, candidates
should still have experience deploying data centre-grade network devices, reflecting the
calibre of kit and change discipline required.
Technical Requirements
Core — Essential:
• Cisco Catalyst switching — 6500, 4500 and 9410 platforms
• Cisco wireless access points across multiple generations — 3800 series through
to 9130 series
• Cisco wireless controllers — 5520, 5508 and 9800 series
• Cisco Catalyst Centre and Cisco Prime Infrastructure
• Strong, Wi-Fi savvy campus wireless experience — this is a key differentiator for
this programme
• Recent, hands-on experience deploying and refreshing network infrastructure in
a live campus environment
• Experience deploying data centre-grade network devices
• Campus edge design experience
• Heavy use of BGP and Layer 3 routing domains in a campus context
Supplementary — Desirable
• General awareness of firewalls in a campus context (deep firewall engineering
not required)
• Basic multicast configuration — sufficient for use cases such as office
screens/digital signage
• Voice VLAN configuration to switchport level (no end-to-end voice engineering
required)
Delivery & Project Skills:
• Demonstrable large enterprise experience — this is not a support-led or
operational role
• A project-based mindset with a track record of out-of-the-box implementation
work, not BAU support or fault-fixing
• Strong project delivery skills — planning, preparing and driving network
workstreams end-to-end
• Comfortable delivering and physically installing kit, instructing and directing other engineers or contractors, and carrying out switch migrations and refreshes
• Ability to guide project managers through logical sequencing of network activity
• Proactive in engaging cabling, AV, security, construction and end user teams to
deliver to plan
• Comfortable producing and following templated, repeatable designs at scale
Environment & Ways of Working:
Regulated Environment: Candidates must understand the operating norms of a highly
regulated environment, particularly strict change control and the consequences of
unauthorised actions on production. Banking experience is preferred given the presence of a trade floor onsite. Candidates from other highly regulated industries (oil and gas, defence, etc.) will also be considered where they can clearly demonstrate equivalent change discipline.
Onsite & Out-of-Hours Working: Onsite presence is expected for relevant tasks. Heavy out-of-hours and weekend work is required to align with campus change windows, particularly around the trading floor. Remote working is possible for activity that does
not require physical presence.
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