Specialist IS Engineer - Citrix

Location: West Greenwich

Career Category

Information Systems

Job Description

Join Amgen's Mission of Serving Patients

At Amgen, if you feel like you're part of something bigger, it's because you are. Our shared mission-to serve patients living with serious illnesses-drives all that we do.

Since 1980, we've helped pioneer the world of biotech in our fight against the world's toughest diseases. With our focus on four therapeutic areas
-Oncology, Inflammation, General Medicine, and Rare Disease- we reach millions of patients each year. Amgen is advancing a broad and deep pipeline of medicines to treat cancer, heart disease, inflammatory conditions, rare diseases, and obesity and obesity-related conditions. As a member of the Amgen team, you'll help make a lasting impact on the lives of patients as we research, manufacture, and deliver innovative medicines to help people live longer, fuller happier lives.

Our award-winning culture is collaborative, innovative, and science based. If you have a passion for challenges and the opportunities that lay within them, you'll thrive as part of the Amgen team. Join us and transform the lives of patients while transforming your career.

Specialist IS Engineer - Citrix Virtualization Engineer

What you will do

Let's do this. Let's change the world. Amgen is seeking a Citrix Virtualization Engineer to manage, optimize, and support our Citrix Virtual Apps and Desktops environments across global enterprise infrastructure. The ideal candidate will bring deep hands-on expertise in Citrix virtualization technologies and advanced Citrix ADC (Net Scaler) administration, including Global Server Load Balancing (GSLB), Web Application Firewall (WAF), Content Switching, MFA integration using nFactor authentication, and enterprise load balancing solutions.

This role is responsible for ensuring the stability, performance, scalability, and security of Citrix solutions that support Amgen's mission-critical applications and end-user platforms. It involves close collaboration with infrastructure, network, security, and global operations teams to deliver highly available and secure virtual desktop and application delivery solutions.

Key Responsibilities:

* Own and manage Citrix Virtual Apps and Desktops infrastructure, ensuring performance, availability, scalability, and compliance.

* Administer and maintain Citrix ADC (Net Scaler) environments, including:

* Global Server Load Balancing (GSLB)

* Load Balancing services

* Content Switching policies

* SSL offloading and certificate management

* Web Application Firewall (WAF)

* Multi-factor authentication (MFA) using nFactor authentication policies

* Maintain the health and resiliency of Citrix environments, including Citrix Cloud and Citrix ADC platforms.

* Design and implement secure remote access solutions leveraging Citrix Gateway and advanced authentication integrations.

* Perform patching, firmware updates, and platform upgrades in line with enterprise change management policies.

* Troubleshoot and resolve complex technical issues involving Citrix infrastructure, user sessions, authentication flows, networking, and backend integrations.

* Serve as the technical escalation point for Citrix and Net Scaler-related incidents within IT operations.

* Collaborate with network and security teams to implement enterprise traffic management and application delivery strategies.

* Document configurations, SOPs, architecture decisions, and operational runbooks to support audits and operational continuity.

* Monitor system alerts, identify systemic issues, and implement long-term corrective and preventive actions.

* Mentor support teams and transfer knowledge to ensure consistent operational support coverage.

What we expect of you

We are all different, yet we all use our unique contributions to serve patients. The professional we seek is an individual with these qualifications.

Basic Qualifications:

Doctorate degree

OR

Master's degree and 2 years of Information Technology, Computer Science, or related field

OR

Bachelor's degree and 4 years of Information Technology, Computer Science, or related field

OR

Associate's degree and 8 years of Information Technology, Computer Science, or related field

OR

High school diploma / GED and 10 years of Information Technology, Computer Science, or related field

Required Qualifications:

* 3 to 6 years of experience managing and supporting Citrix environments.

* Strong experience with:

* Citrix Virtual Apps and Desktops

* Citrix ADC (Net Scaler)

* Citrix Cloud administration and architecture

* Hands-on expertise with advanced Citrix ADC features including:

* GSLB

* WAF

* Content Switching

* Load Balancing

* Citrix Gateway

* MFA integration using nFactor authentication

* Proficiency with Windows Server, Active Directory, Group Policy, and enterprise authentication technologies.

* Familiarity with virtualization platforms such as VMware or Hyper-V.

* Strong understanding of networking fundamentals including DNS, SSL/TLS, TCP/IP, and high-availability architectures.

Preferred Qualifications:

* Strong…