IoT Systems Manager

Ohme; Greater London; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Private Health Insurance

Pension Scheme

Life Assurance Scheme (4x salary)

Income Protection Scheme

Ride to Work Scheme

Payroll Giving Scheme

Season Ticket Loan

Eye Test every 2 years

Job summary

Ohme is seeking a connectivity specialist in IoT System Manager to own the EV charging connectivity end to end. This is a hybrid role (3 days a week in the office) and can be based in London or Chester.

You will manage cellular and WiFi connectivity across all charger models, work with SIM providers, and coordinate with engineering and suppliers to improve reliability. The role requires strong networking and security knowledge and experience with large fleets of devices.

Qualifications

• Strong experience with WiFi and cellular IoT connectivity (2G/4G/LTE-M) and SIM lifecycle management.
• Networking and security knowledge: IP, DNS, VPN, HTTPS, TLS, APIs, and secure cloud-to-device communication.
• Practical understanding of connected hardware: cellular modems, antennas, SIM interfaces, AT commands.
• Hands-on experience managing large fleets of remotely connected devices with telemetry and firmware updates.
• Ability to analyse connectivity performance and work with network/SIM providers on dashboards, incidents, root-cause analysis and SLAs.
• Strong communicator able to explain technical detail to non-technical audiences across the business.

Responsibilities

• Own end-to-end charger connectivity solution across cellular, WiFi and BLE for all EV charger models.
• Assist with managing relationships with third-party SIM and telecom providers, including contracts and performance reviews.
• Oversee hardware connectivity components within chargers and work with engineers and suppliers to improve reliability.
• Be a key stakeholder for reliable multi-channel connectivity (Cellular / WiFi / Bluetooth).
• Optimize IT infrastructure setup between managed IoT connectivity platforms and Ohme’s cloud backend for data, control and reporting.
• Own operational reporting on connectivity health including activation rates, network availability, data usage and outages impact.
• Lead cross-functional incident response and continuous improvement with Product, Hardware, Software, Operations, Customer Support and external partners.

Skills

WiFi connectivity

Cellular IoT

SIM lifecycle

Roaming management

APNs

DNS & VPN

Remote device mgmt

Firmware updates

Data analytics

Job description

Ohme is on a mission to accelerate the global transition to clean, affordable energy. We do that by serving as an integrated hardware and software smart-grid platform, focused on the residential EV charging market.

The worlds of energy, transport and artificial intelligence are colliding and Ohme is at the heart of this new era. By using technology and data integrations to connect cars, chargers, people, energy providers and more, Ohme has a powerful platform that puts the consumer at the core.

Ohme has been selling its chargers to consumers since mid 2019 and has had exponential growth since. We are now operating in multiple countries and have partnerships with the likes of VW, Mercedes, Octopus Energy, and other innovative brands.

We are scaling up the business and are building out the team for rapid growth. If you’re interested joining a fast-growing cleantech venture on a data and AI-first journey to speed up the global transition to clean, affordable energy, read on!

We are looking for a connectivity specialist in IoT System Manager to take ownership of Ohme's EV Charging connectivity requirements end to end. This is a hybrid role (3 days a week in the office) and can be based either in our London office or our Chester warehouse.

What you'll do

• Own Ohme’s end-to-end charger connectivity solution, ensuring reliable cellular IoT 4G, WiFi and BLE connectivity across all EV charger models and for the full life cycle
• Assist with managing the relationships with third-party SIM and telecom providers, including contracts, performance reviews, coverage issues, escalations, and opportunities to improve resilience and value.
• Oversee the physical connectivity hardware within chargers—such as modems, antennas, SIMs, and related components - working with engineering and suppliers to improve reliability and resolve field issues.
• Be a key stakeholder for reliable, multi-channel (Cellular / WiFi / Bluetooth) connectivity.
• Optimise the IT infrastructure setup between managed IoT connectivity platforms and Ohme’s cloud-based backend for data, control (API) and reporting
• Own operational reporting on connectivity health: activation rates, network availability, data usage, failure trends, roaming performance, and the customer impact of outages.
• Lead cross-functional incident response and continuous improvement, coordinating Product, Hardware, Software, Operations, Customer Support, and external partners to prevent connectivity problems and restore affected chargers quickly.

Who you are:

• Strong experience with WiFi and managed cellular IoT connectivity, including 2G/4G/LTE-M, SIM lifecycle management, APNs, roaming, coverage, and connectivity troubleshooting.
• Solid networking and security knowledge, including IP networking, DNS, VPNs, HTTPS, TLS, APIs, and secure cloud-to-device communication.
• Practical understanding of connected hardware, including cellular modems, antennas, SIM interfaces, AT commands, and diagnosing whether faults sit in the device, network, firmware, or cloud platform.
• Hands-on experience managing large fleets of remotely connected devices, using telemetry, logs, remote configuration, and firmware updates to improve reliability.
• Ability to analyse connectivity performance and work effectively with network/SIM providers—covering dashboards, incident investigation, root-cause analysis, SLAs, and technical escalations.
• A strong communicator who can explain technical detail in plain language and tailor it to non-technical audiences across the business.

You’ll get to work in a fast-paced and rapidly growing scale-up with global ambitions that is cutting edge, passionate about sustainability and seeks to make the world a better place.

• Competitive salary and performance bonus
• Private Health Insurance
• Pension Scheme
• Life Assurance Scheme with death in service benefit of 4x salary
• Income Protection Scheme for long term illness
• Ride to Work Scheme
• Payroll Giving Scheme
• Season Ticket Loan to spread cost of travel over 12 months
• Eye Test every 2 years

Ohme is an equal opportunity employer. Diversity, Equity and Inclusion are at the heart of what we do and we encourage a culture where everyone can be themselves at work. We actively seek out a diverse range of talent and our policies ensure that every job application and employee is treated fairly, with equal opportunity to succeed and to feel included.