Linux Administrator (24537)

Job Title Linux Administrator

Job Location Bristol UK

Job ID 24537

About this opportunity and L3Harris UK

From 11 UK sites our team of nearly 1000 people delivers unique capabilities across space air land sea and cyber for military security and commercial customers across the UK and worldwide.

L3Harris in Bristol is our headquarters for our Maritime UK businesses which provides warship automation systems through control and simulation solutions that are in service on Albion Class Landing Platform Docks and Queen Elizabeth Class Aircraft Carriers. More systems are being developed and delivered for Type 26 and Type 31 frigates. We have additional Maritime UK sites across Burgess Hill Barrow-In-Furness and Portchester. Together we are powering the Royal Navys adoption of autonomous surface vehicle technology as well as delivering autonomous capability to UK ports harbours and offshore energy service providers.

A few of our employee benefits are:

• Hybrid working where possible three days onsite per week
• Half day finish on a Friday
• 25 days holiday per year (plus bank holidays) increasing with long service and with the opportunity to buy/sell up to 5 days
• Private medical insurance with optional family cover
• Pension scheme of up to 7% employer contribution
• Life Assurance 4x salary (flexible up to 10x)
• Group income protection
• Flexible opt-in extras such as a health care cash plan dental insurance gym membership critical illness cover and cycle to work scheme
• Employee assistance program providing mental health and wellbeing support
• Professional membership reimbursement (discretionary)

What the role will involve

The responsibilities of your role will include the following:

• Maintaining the stack of 17 Linux servers via OS updates Puppet configuration Application updates and Application configuration. these servers run apps including: Gitlab RedHat Satellite RPM build server 2x RPM Mirror Mirrorlist Artifactory Nexbox Reviewboard Zabbix File share server 4 x Gitlab Runner and a hand full of test servers.
• Building managing maintaining Linux Laptops using Puppet to configure packages and updates remotely.
• Managing the Puppet (Infrastructure as Code) environment.
• Maintaining Gitlab CI scripts that run across multiple repos - automated build test container creation and container management.
• Focusing on automating and improving workflows around the business & advocating for a DevOps culture throughout.
• Writing scripts to improve build automated test and deployment system(s).
• Working with Kubernetes (k8s) and containers.
• Production of required technical documentation.
• The licencing of Gitlab and RedHat Enterprise Linux.
• Ensuring compliance with corporate security policies and external examinations such as Cyber Essentials.
• Hosting the ITDO Jira board.
• Providing technical support to Business Development activities including solution development risk identification and task estimation.
• Working in accordance with departmental policies processes procedures using provided templates where appropriate.

What youll bring

The role requires the following experience and skills:

• Minimum of 3 years experience in a Linux Administration role
• Experience of working to software development methodologies and processes
• Experience in configuration control and change processing using Gitlab and Jira
• Development in Linux Environments
• Appreciation of software programming/languages advantageous

Important to know

Due to the nature of our work many our roles require a UK nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and must meet eligibility requirements for access to classified information and will be subject to government security checks.

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