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Systems Administrator II

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: Astreya Limited
Full Time position
Listed on 2026-06-01
Job specializations:
  • IT/Tech
    IT Support, Systems Engineer, Network Administrator, Systems Administrator
Salary/Wage Range or Industry Benchmark: 60000 - 80000 GBP Yearly GBP 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Location: Greater London

What this Job Entails:
The System Administrator is expected to facilitate operational support to and on behalf of the assigned team. The assigned team supports and maintains a variety of large and global scale systems for building management and physical security operations. The skill set required is industry typical 'systems administration', including working knowledge of various networking systems. Work is ticket based, and the team would be expected to procedurally work through tickets (submitted via a template) to resolution.

Scope:
Applies company policies and procedures to resolve a variety of issues. Works on problems of moderate scope. Receives general instructions on routine work and detailed instructions on new projects.

Roles and Responsibilities
  • Troubleshoot server and network hardware including fiber/optic cables, optics, and hardware components.
  • Manage circuit move, add, change and disconnection orders (MACDs) life cycle. Execute or manage local vendor technicians for servers, circuits and maintenance troubleshooting.
  • Facilitate physical layer installation of server and network cabling according to cabling matrices.
  • Perform physical server and circuit troubleshooting and fault analysis.
  • Provide ongoing support of production environment and coordinate with vendors, system owners, and other operations teams to resolve any issues.
  • Coordinate and track requests/orders and provide weekly reports.
  • Post documentation on each implementation.
  • Participate in on‑call rotation for ad hoc troubleshooting between internal teams and external providers.
  • Assist with other regional works during business hours for maintenance related works.
  • Maintain data accuracy through inventory database improvement strategy for server, circuit, and spares inventory.
  • Create plan for healthy amount of spares at each site/warehouse and trigger requests when threshold is reached.
  • Raise site and vendor remote hands to perform site audits when needed.
  • Update internal documents when requested.
  • Have ticketing system for tracking all requests (JIRA).
  • Work with SCM, equipment vendors, and datacenters to manage delivery dates and time windows.
  • Lead process improvement initiatives.
  • Support vendor queries relating to interconnection and troubleshooting.
  • Create colocation inbound/outbound shipments and track deliveries when asked.
  • Update internal documentation for all internet provider contact and circuit details.
  • Schedule onsite technicians and provide site access requests for all ad‑hoc/scheduled activities.
  • Submit vendor remote hands requests to support physical works on site and perform regular audits for all server, circuits, spares inventory.
Qualifications
  • 2+ years experience in datacenter or corporate/enterprise IT infrastructure, operating in IT best practices (ITIL) and equipment lifecycle processes.
  • Experience executing detailed MOPs, technical instructions, and following documentation.
  • Knowledge of relevant technologies – fiber optics, DWDM/CWDM devices, and network interface types, form factors and protocols.
  • Strong troubleshooting skills in technical, logistical, and process contexts.
  • Experience planning and coordinating with field operation technicians, engineers, contractors, and vendors with telecommunications, ISP, and colocation providers.
  • Excellent oral and written communication.
  • Ability to express ideas clearly and provide effective remote technical guidance and troubleshooting.
  • Basic command‑line proficiency in Linux/Unix and any switch OS CLI.
  • Able to work independently with minimum supervision.
Preferred Qualifications
  • Experience coordinating/leading junior field operation technicians/engineers, contractors, and/or vendors in a telecommunications working environment.
  • Experience collaborating across multiple levels and functions.
  • Anticipate problems in planning and proactively limit project‑impacting factors.
  • Strong documentation skills for technical processes & procedures and accurately recording large amounts of detailed data.
Relevant Certifications
  • Server+
  • Network+
  • A+
  • CDCTP
  • CDCPM
  • etc.
Physical Demand & Work Environment

Must have ability to perform office‑related tasks which may include prolonged sitting or standing. Must be able to move from place to place within an office environment. Must be able to use a computer. Must have ability to communicate effectively. Some positions may require occasional repetitive motion or movements of the wrists, hands, and/or fingers.

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