Specialist IS Engineer - Citrix

Amgen; Thousand Oaks (CA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Retirement and Savings Plan with company contributions

Group medical, dental and vision coverage

Stock-based long-term incentives

Award-winning time-off plans

Flexible work models

Job summary

Amgen is seeking a Citrix Virtualization Engineer to manage and optimize our Citrix environments across global infrastructure. The role requires deep expertise in Citrix virtualization technologies and ADC (NetScaler) administration, ensuring performance and compliance.

The ideal candidate will have extensive experience in Citrix environments, strong analytical skills, and familiarity with networking fundamentals. Amgen offers a comprehensive benefits package, flexible work models, and opportunities for growth.

Qualifications

• 3 to 6 years of experience managing and supporting Citrix environments.
• Hands-on expertise with advanced Citrix ADC features including GSLB and WAF.
• Strong understanding of networking fundamentals including DNS and TCP/IP.

Responsibilities

• Own and manage Citrix Virtual Apps and Desktops infrastructure.
• Administer and maintain Citrix ADC (NetScaler) environments.
• Troubleshoot and resolve complex technical issues involving Citrix infrastructure.

Skills

Citrix Virtual Apps and Desktops

Citrix ADC (NetScaler)

Windows Server

Networking fundamentals

Active Directory

Education

Doctorate degree

Master’s degree and 2 years of experience

Bachelor’s degree and 4 years of experience

Associate’s degree and 8 years of experience

High school diploma / GED and 10 years of experience

Tools

PowerShell

Terraform

VMware

Hyper-V

Job description

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 (NetScaler) administration, including Global Server Load Balancing (GSLB), Web Application Firewall (WAF), Content Switching, MFA integration using nFactor authentication, and enterprise load balancing solutions.

Key Responsibilities

• Own and manage Citrix Virtual Apps and Desktops infrastructure, ensuring performance, availability, scalability, and compliance.
• Administer and maintain Citrix ADC (NetScaler) 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 NetScaler‑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.

Basic Qualifications

• Doctorate degree.
• Master’s degree and 2 years of Information Technology, Computer Science, or related field.
• Bachelor’s degree and 4 years of Information Technology, Computer Science, or related field.
• Associate’s degree and 8 years of Information Technology, Computer Science, or related field.
• 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 (NetScaler), Citrix Cloud administration, and architecture.
• Hands‑on expertise with advanced Citrix ADC features including GSLB, WAF, Content Switching, Load Balancing, Citrix Gateway, and 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 analytical and troubleshooting skills for complex virtualization, authentication, and application delivery issues.
• Experience implementing secure remote access and zero‑trust access concepts.
• Familiarity with enterprise security best practices for Citrix and ADC environments.
• Experience with monitoring, resiliency testing, disaster recovery, and performance optimization for Citrix ADC infrastructures.
• Knowledge of scripting or automation tools such as PowerShell or Terraform.
• Excellent documentation and communication skills, especially in a global enterprise support model.
• Experience collaborating in regulated or GxP‑compliant environments.

Certifications (Preferred)

• Citrix Certified Associate – Virtualization (CCA‑V).
• Citrix Certified Professional – Networking (CCP‑N) or Citrix Certified Expert – Networking (CCE‑N).
• Microsoft Certified: Windows Server or Azure Administrator.

Benefits

• A comprehensive employee benefits package, including a Retirement and Savings Plan with generous company contributions, group medical, dental and vision coverage, life and disability insurance, and flexible spending accounts.
• A discretionary annual bonus program, or for field sales representatives, a sales‑based incentive plan.
• Stock‑based long‑term incentives.
• Award‑winning time‑off plans.
• Flexible work models where possible.

Equal Opportunity Employer

Amgen is an Equal Opportunity employer and will consider all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or any other basis protected by applicable law.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.