Job Description
This is a full-time, high-impact role at Xi Engineering, designed to remove friction from the CEO's day and amplify their effectiveness across strategic, operational, and cultural domains.
You'll act as the central point of clarity around the CEO
filtering noise from all communication channels (email, LinkedIn, calls, messages) and structuring it into a clear, targeted, and prioritised to-do list.
You'll ensure the CEO's diary flows with intentionwith time for transitions, preparation, and deliverynot just crammed with back-to-back meetings.
The CEO is a fast-paced, ideas-driven, and predominantly verbal communicator.
You won't get neatly written task listsinstead, you'll join live conversations, listen carefully, and capture actions with speed and clarity.
You'll help ensure every meeting has a purpose, every day has focus, and nothing important slips between the cracks.
You'll take ownership of their communications coordination and executive rhythmensuring that energy is focused where it delivers the most value: face-to-face with clients and the team, solving problems and driving growth.
While your primary focus is the CEO, you'll also support the board and exec team when capacity allows.
You'll be a key link across the companysomeone who thrives on variety, adapts quickly, and enjoys enabling others to perform at their best.
And no, there will never be a dull day.
Priority Support to CEO (core focus)
You'll be the force multiplier for the CEOmaking sure energy is spent on what matters and friction is removed before it slows things down.
• Run and gatekeep the CEO's diary with strategic intentprotect time for real thinking, face-to-face problem solving, and leadership moments.
Build in transitions and prep windows so every meeting starts sharp and ends with clarity.
Ensuring the CEO gets lunches and breaks will be key, too.
• Coordinate all incoming commsacross email, LinkedIn, Slack, WhatsApp, and beyond.
Filter noise, escalate only what matters, and ensure nothing important gets lost.
Act as a buffer, not a blocker.
• Support outbound comms as neededfollow-ups, scheduling replies, and occasional LinkedIn or internal updates.
You'll help ensure communication is not just reactive, but proactive when needed.
• Track and structure actions from verbal conversationsyou'll often be the only one writing things down.
Turn fast dialogue into clear, prioritised tasks and follow-ups.
• Keep the CEO focused on the right thingsmaintain a live, dynamic to-do list prioritised by impact, not volume.
Flag bottlenecks.
Handle (or delegate) distractions.
• Anticipate and track medium-term tasksdon't let things pile up or go last-minute.
Set reminders, prep windows, and gently nudge progress so deadlines don't sneak up.
• Prepare daily briefings and support transitions between meetingssummarise who's in the room, why it matters, and what decisions need made.
Bring pace and purpose to every session.
• Coordinate all logisticsbook travel, accommodation, events, and manage occasional personal admin with the same care and precision.
• Maintain visibility in HubSpot and Monday.comlog meetings, update CRM, track project actions, and flag any team blockers.
Executive Operations
You'll keep everything flowing smoothly behind the scenesreducing admin drag and making sure the CEO's tools, systems, and support functions are aligned and frictionless.
• Prepare best-in-class briefingsverbal updates, bullet-point preps, slides, or formal decks depending on context.
Whether it's a partner call or a pitch meeting, you'll help the CEO walk in ready.
• Submit and track expense claims through Webexpensesno chasing receipts or missed deadlines.
Stay on top of it without being asked.
• Update and maintain CRM records in HubSpotlog contacts, notes, and meeting follow-ups in real time.
Keep the pipeline warm, visible, and structured.
• Keep Monday.com project boards accuratehelp track progress across critical workstreams.
Surface delays early and chase down blockers.
• Coordinate IT support for the CEO and exec teamraise tickets, follow up, and ensure issues are resolved quickly without interrupting flow.
• Support internal documentation workflowsmaintain clarity and structure across shared folders, internal policies, and quality management content.
Keep files findable, not buried.
• Track background tasks and repeating processeswhether it's performance reviews, policy updates, or internal auditsstay aware of what's coming and keep the wheels turning.
Board and Team Coordination
When capacity allows, you'll help the CEO stay tightly linked with the board and wider teamenabling alignment, trust, and rhythm across leadership.
• Schedule and prepare board and exec meetingscoordinate diaries, prep agendas, ensure actions are followed up, and avoid last-minute scrambles.
• Distribute meeting materials and minutes professionally and promptlyno chasing, no clutter.
Keep everyone informed with clarity and consistency.
• Support internal leadership commshelp structure and send out all-hands updates, milestone announcements, or sensitive internal news.
• Liaise with key external contactsincluding legal, HR, and finance advisorsfor scheduling, follow-ups, or shared actions.
• Collaborate with the wider teamalign calendars, share key files, and help smooth cross-team coordination where needed.
• Offer light-touch support to board membersonly when there's bandwidth, and never at the expense of core CEO focus.
You'll be a subtle but important cultural bridgesomeone who keeps people in sync, supports alignment without overstepping, and strengthens internal cohesion.
Tools you'll use
You'll need to be confident, fast, and curious with digital tools.
You'll be expected to keep things moving using the platforms the CEO already lives in.
• Outlook (365)Calendar management, meeting invites, and daily rhythm building.
• HubSpotLogging contacts, meeting notes, and maintaining a clean, visible pipeline.
• Monday.comTracking team actions, project status, and nudging stalled tasks
• WebexpensesSubmitting and tracking expensesno lost receipts, no delays.
• Slack / TeamsDaily internal communications and quick coordination.
• Microsoft Office / Google WorkspaceDrafting briefs, preparing slides, cleaning up docs and minutes.
• LinkedInMonitoring CEO's presence and activity; occasional post support.
The team around you will also be an essential resource for you.
Don't worry, you won't be left to figure everything out alone! The Xi team is a great support, with gratitude for each other's help being something we practice each day.
Candidate Profile
You're not just an assistantyou're a partner who thrives on clarity, momentum, and getting things done.
You'll need to move fast, listen hard, step in before things drop, and proactively ask for help when you need it.
Skill/Quality
• Executive support experience (CEO/board level/management)Essential.
• Comfort with a verbal, fast-thinking communicatorextract actions liveEssential.
• High trust, emotional intelligence, and discretionEssential.
• Strong time and priority managementnot just busywork, but impactEssential.
• Can juggle many moving parts without panic or loss of detailEssential.
• Proactive communicatorcan draft, follow-up, and close loopsEssential.
• Tool confidence (Outlook, HubSpot, Monday.com, Webexpenses)Preferred
• Understands scheduling rhythm and energy flowPreferred.
• Comfortable around engineers, data, and technical teamsBonus.
• Low ego, high initiative, team-first mindsetEssential.
Xi is at the forefront of digital engineeringfast-growing, ambitious, and packed with opportunity.
This journey will be focused, fast-moving, and fun.
If you're ready to work directly with a CEO who thrives on ideas, action, and building great teams, come and join us
Ready to help drive a high-growth tech company from behind the scenes?
Submit your CV and a Covering letter detailing your relevant experience and why you're the perfect fit to by 5PM on 22nd August 2025.
Please note: Xi is not currently a sponsoring employer.
You must clearly demonstrate your right to work in the UK in your application.