Sr Systems Engineer - Citrix NetScaler | Remote
About The Position
ARC Group has an immediate opportunity for a Senior Systems Engineer with deep expertise in Citrix NetScaler ADC and enterprise application delivery infrastructure. This position is with a highly respected healthcare organization and offers the opportunity to work on mission-critical infrastructure supporting enterprise web applications and cloud modernization initiatives. This position is 100% remote! This is not a virtualization role. The team is responsible for enterprise load balancing, reverse proxy services, application delivery, and supporting cloud migration initiatives. Candidates must have permanent U.S. work authorization. No C2C, third-party, or sponsorship opportunities are available for this position.
Requirements
- 7+ years administering Citrix NetScaler ADC, including: Layer 4/Layer 7 routing, PCAP analysis, Hardware refreshes, Infrastructure migrations
- 3+ years supporting cloud migrations or cloud transformation initiatives (AWS preferred).
- 3+ years administering Fortinet FortiProxy or similar proxy platforms, including firmware upgrades and patching.
- 3+ years managing SSL certificates.
- Experience supporting Microsoft IIS web servers.
- Strong experience working in both Windows and Linux environments.
- Experience supporting vulnerability management and audit remediation.
- Strong scripting experience using PowerShell; Java, Python, or PHP experience is a plus.
- Experience implementing and supporting enterprise-scale application delivery infrastructure.
- Ability to participate in a 24x7 on-call rotation.
- Must be a U.S. Citizen or Green Card holder to qualify.
Nice To Haves
- Healthcare or other large enterprise environment experience.
- AWS Application Load Balancer (ALB) or cloud-native load balancing experience.
- Experience with enterprise automation and infrastructure modernization initiatives.
- Excellent troubleshooting, communication, and technical leadership skills.
Responsibilities
- Administer and support enterprise Citrix NetScaler ADC environments.
- Configure and troubleshoot Layer 4 and Layer 7 load balancing.
- Perform PCAP analysis and advanced network troubleshooting.
- Manage enterprise reverse proxy infrastructure supporting public-facing applications.
- Lead hardware refreshes, migrations, and infrastructure modernization projects.
- Support AWS cloud migration initiatives from an application delivery and load balancing perspective.
- Administer Fortinet FortiProxy or similar proxy technologies, including firmware upgrades and patch management.
- Support and maintain Microsoft IIS web server environments.
- Manage SSL certificates and application security.
- Develop automation using PowerShell and other scripting languages.
- Monitor system performance, troubleshoot complex issues, and implement proactive improvements.
- Collaborate with infrastructure, networking, security, and application teams.
- Participate in disaster recovery planning and 24x7 on-call support as needed.
- Ensure enterprise environments remain secure, compliant, and aligned with architectural standards.
Benefits
- Long-term contract with strong potential for extension.
- Hybrid work environment offering flexibility and collaboration.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
