Senior I O Engineering Consultant

Requisition Number: 2332525
Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.
The Sr I O Engineering Cnsltnt (NetScaler Engineer) will design and automate NetScaler ADC deployments and configurations in cloud environments using Terraform and Infrastructure-as-Code (IaC) principles. This role will leverage AI-driven tools for intelligent configuration validation, predictive scaling, and automated compliance checks to ensure secure and optimized delivery.
Primary Responsibilities:

• Architect and implement tiered NetScaler architectures, including DMZ setups, SSL profiles, and high-availability (HA) pairs
• Automate NetScaler VPX provisioning and configuration using Terraform and Ansible
• Develop and maintain Infrastructure-as-Code templates for repeatable, scalable deployments
• Implement predictive scaling and intelligent configuration validation using AI tools
• Ensure compliance through automated checks and continuous monitoring
• Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so

Required Qualifications:

• Undergraduate degree or equivalent experience
• 10+ years in network/application delivery engineering; 5+ years hands-on with Citrix NetScaler / ADC (VPX/MPX/CPX) designing tiered architectures, DMZ, SSL/TLS offload & profiles, HA pairs, content switching, GSLB, AAA/SSO (SAML/OAuth), and AppFirewall (WAF)
• Hands-on experience with Terraform and Ansible for automation
• Solid cloud networking experience in Azure (preferred) and/or AWS/GCP
• Knowledge of cloud networking principles and secure application delivery
• Familiarity with AI-assisted development and compliance automation
• Proficiency in Infrastructure-as-Code and automation best practices
• Proven solid expertise in NetScaler ADC configuration (tiered architectures, DMZ, SSL, HA)
• Proven ability to automate NetScaler provisioning & configuration using Terraform (modules, workspaces, state mgmt, CI/CD) and Ansible (roles, playbooks, idempotent patterns)
• Demonstrated use of AI tools in infra engineering
• Proven solid grasp of observability & performance: TCP/HTTP/HDX flows, NITRO APIs, and analytics
• Proven security-first mindset with hands-on implementation of network segmentation, zero trust principles, and compliance
• Proven outstanding communication skills with a track record of cross-functional collaboration across networking, security, platform/VDI, and application teams
• Ability to operate in US-based hours

Preferred Qualifications:

• Citrix certifications (CCA-N / CCP-N) and vendor/cloud credentials (e.g., HashiCorp Terraform Associate, Azure/AWS networking)
• Hands-on with Citrix Gateway/HDX optimization for virtual workspace delivery; familiarity with VDI environments
• Proven history of technical leadership & mentoring (setting patterns/standards, knowledge sharing, coaching engineers)

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.
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