System Administrator 1 - London, UK

Overview

Your Future at M.C. Dean

We\’re seeking people driven to excellence and inspired to have a meaningful impact powering, automating, integrating, and securing the world’s most critical infrastructure and facilities. This translates into fulfilling opportunities for employees driven to excel in a meaningful career. As an employee at M.C. Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems; and deliver the management platforms essential for long-term system sustainability. Together, we transform the way complex, large-scale systems are designed, delivered, and sustained–enhancing client outcomes, improving lives, and changing the world for the better.

We are seeking a System Administrator 1 to join our Security and Electronic Systems (SES) business unit. As part of the SES Strategic Business Unit, you will be part of a dynamic team responsible for design, implementation, operations & maintenance, and cybersecurity for large complex resilient hardware and virtualized infrastructure to ensure implemented solutions meet stakeholder needs, standards, and performance requirements.

Responsibilities

What you’ll do:

In this role, you will be working as part of a team to monitor, maintain, and test Physical Access Control, CCTV, PSIM, and other electronic security systems and support implementation, troubleshooting, and maintenance of IT systems supporting endpoint devices. The position provides Tier 1 helpdesk support.

Main responsibilities include but are not limited to:

• Provide assistance to end users in accessing and using IT systems.
• Answer help desk calls; triage initial calls, support, and escalate when necessary.
• Utilize ticketing systems to document issues and troubleshooting steps.
• Monitor enterprise system status for problems like network outages or degraded services and escalate as needed.
• Support daily operations including log reviews and system monitoring.
• Support configuration and management of Windows OS and related software.
• Assist with desktop hardware setup, imaging, and antivirus updates.
• Ensure compliance with IAVA updates, patching, and security standards such as STIGs.
• Support installation and maintenance of third-party applications.
• Perform root cause analysis on significant issues.
• Assist with preventive maintenance, backups, error logs, and database checks.
• Stay current with technological developments and recommend improvements.
• Contribute to technical documentation and SOPs.
• Perform duties under supervision.

Qualifications

Clearance/Citizen Type: No clearance required.

Key Requirements:

• Education: BS degree with 0+ years experience or HS diploma with 6+ years experience.
• Shift work required, including day, swing, and night shifts.
• Experience in system troubleshooting, problem resolution, and system data analysis.
• Knowledge of Windows patching, vulnerability remediation, networking, VLANs, and routing.
• Reliable attendance at the customer site during work hours.
• Ability to work flexible shifts, including nights, weekends, and holidays.
• Minimum IAT Level II certification (e.g., Security+).
• Teamwork, time management, and organizational skills.
• Proficiency with MS Excel, Word, Visio, and PowerPoint.

What we offer:

• A collaborative team focused on engineering and innovation to enhance outcomes and improve lives.
• Opportunity to lead and grow with an industry-leading firm in business for 75 years.
• Investment in your skills through training, leadership development, and tuition reimbursement.
• Open communication with leadership and management.

Abilities:

• Prolonged computer use and sitting.
• Reach and finger dexterity for manipulating objects and using a keyboard.
• Effective listening, speaking, reading, and comprehension skills.
• Ability to apply rules to solve problems and understand speech.

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