Envista Sr. Manager, IT Infrastructure Technical Lead (Brea, CA)

This position is based on-site and requires four days per week in the Brea office to support collaboration and business needs.

We are seeking a highly experienced Sr. Manager, IT Infrastructure Technical Lead responsible for driving architecture, delivery, integration, and operational excellence across enterprise infrastructure platforms including Microsoft 365, VMware, Citrix, Windows/Linux servers, Azure, AWS, monitoring platforms, and NOC operations.

This role combines deep technical leadership with people management responsibilities and requires hands-on engineering expertise, enterprise integration experience, and the ability to lead large-scale infrastructure modernization initiatives. The ideal candidate will bring strong experience in Site Reliability Engineering (SRE), automation, operational governance, and Managed Service Provider (MSP) leadership while helping transform legacy infrastructure into a modern, cloud-enabled enterprise environment., Infrastructure & Technical Leadership

• Lead the design, implementation, support, and optimization of enterprise infrastructure platforms across on-premises and cloud environments.
• Provide technical leadership for Microsoft technologies including Active Directory, Azure AD, MECM/SCCM, Microsoft 365, Exchange Online, Teams, SharePoint, and OneDrive.
• Oversee Windows and Linux server environments including patching, performance tuning, automation, fault resolution, and lifecycle management.
• Lead VMware vSphere/ESXi and Citrix Virtual Apps & Desktops (CVAD) administration including provisioning, HA/DR, performance optimization, and disaster recovery readiness.
• Manage Citrix ADC/NetScaler environments for load balancing, secure remote access, and authentication integrations.
• Drive cloud infrastructure initiatives across Azure and AWS environments.

Security, Automation & Reliability

• Implement and maintain enterprise security best practices including identity protection, RBAC, conditional access, PKI, and compliance standards.
• Lead automation initiatives using PowerShell and infrastructure automation tools to improve operational efficiency and reduce manual effort.
• Establish and mature SRE practices including SLIs, SLOs, observability, incident response, resiliency engineering, and root cause analysis.
• Oversee enterprise monitoring platforms such as SolarWinds, SCOM, Datadog, and related observability solutions.

Enterprise Integration & Operations

• Lead enterprise application onboarding, migration, and integration efforts across infrastructure, networking, identity, virtualization, and middleware layers.
• Troubleshoot complex infrastructure-to-application issues involving APIs, SAML/OAuth/SCIM, certificates, load balancers, networking, and cloud platforms.
• Lead 24x7 NOC operations including monitoring, escalation management, SLA adherence, incident response, and operational reporting.
• Develop and maintain runbooks, SOPs, architecture diagrams, technical standards, and operational documentation.

Leadership & Vendor Management

• Serve as both a technical lead and people leader for infrastructure engineering teams.
• Mentor and develop engineers across cloud, virtualization, Citrix, Microsoft platforms, monitoring, and operations disciplines.
• Manage Envista's Managed Service Provider (MSP) relationships and ensure operational KPIs, SLAs, and contractual obligations are achieved.
• Lead organizational change management efforts associated with transitioning from traditional infrastructure operations to modern MSP-led and cloud-enabled operational models
• Act as a trusted technical advisor to leadership and cross-functional stakeholders., Envista and its family of companies (Envista) will not accept unsolicited resumes from any source other than directly from a candidate. Envista will consider unsolicited referrals and/or resumes submitted by vendors such as search firms, staffing agencies, professional recruiters, fee-based referral services and recruiting agencies (Agency) to have been referred by the Agency free of charge and Envista will not pay a fee for any placement resulting from the receipt such unsolicited resumes. An Agency must obtain advance written approval from Envista's internal Talent Acquisition or Human Resources team to submit resumes, and then only in conjunction with a valid fully-executed contract approved by the Global Talent Acquisition leader and in response to a specific job opening. Envista will not pay a fee to any Agency that does not have such agreement and written approval in place.

• Bachelor's degree in computer science, Information Technology, Engineering, or related field, or equivalent experience.
• 10-15+ years of hands-on enterprise infrastructure experience across cloud, virtualization, Microsoft platforms, Citrix, and SRE operations.
• 5+ years of experience leading infrastructure engineering teams and/or MSP-managed environments.
• Proven experience leading enterprise infrastructure modernization and cloud transformation initiatives.
• Strong experience managing enterprise operations, vendor governance, and MSP relationships.
• Excellent analytical, troubleshooting, communication, and organizational skills.

Technical Expertise

Microsoft & Identity

• Active Directory, Azure AD, Group Policy, DNS, DHCP, PKI
• Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive)
• MECM/SCCM and endpoint management
• Intune and compliance management
• ARS, Azure SSO, and Workday integrations
• PowerShell scripting and automation

Virtualization & Cloud

• VMware vSphere/ESXi
• Citrix Virtual Apps & Desktops (CVAD)
• Citrix ADC / NetScaler
• FSLogix and Citrix Profile Management
• Microsoft Azure and AWS

Monitoring & Operations

• SolarWinds, SCOM, Datadog, or similar monitoring platforms
• NOC operations leadership
• Incident management and SLA governance
• Enterprise observability and telemetry solutions

Enterprise Integration & Security

• APIs, SAML, OAuth, SCIM
• Certificates and PKI
• Infrastructure-to-application troubleshooting
• Load balancing and networking fundamentals
• Security, compliance, and disaster recovery best practices

PREFERRED SKILLS & EXPERIENCE:

• Experience leading first-generation MSP operational transformations
• Experience implementing SRE methodologies within enterprise infrastructure organizations
• Relevant certifications in Microsoft, AWS, VMware, Citrix, or ITIL technologies
• Experience working in large-scale enterprise or highly regulated environments

3.43.4 out of 5 stars Brea, CA $115,800 - $208,400 a year, Pulled from the full job description

• Health insurance
• 401(k) matching
• Paid time off
• Vision insurance
• Dental insurance
• Disability insurance
• Paid holidays, Actual compensation packages take into account a wide range of factors that are unique to each candidate, including but not limited to geographic location; skill sets; relevant education and certifications; depth of experience; performance; and other business and organizational needs. The disclosed reasonable estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Envista, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. The total compensation package for this position may also include an annual performance bonus, medical/dental/vision benefits, 401K match, and/or other applicable compensation plans. $115,800.00 - $208,400.00 Annual, We are committed to supporting our employees' financial wellbeing-today and in the future. Our competitive compensation and retirement or savings programs are designed to help employees build financial confidence at every stage of their careers.

Life & Disability Insurance

We provide benefits that help protect employees and their loved ones when it matters most. Depending on location, our life and disability programs offer valuable financial security and added peace of mind during unexpected life events.

Paid Time Off

We know that time away from work is essential for rest, balance, and personal priorities. Our paid time off, holidays, and leave programs are designed to give employees the flexibility to recharge and take care of what matters most.

Learning & Career Development

We believe in investing in our people. Through learning opportunities, development programs, and career growth pathways, we empower employees to build meaningful careers and continue growing with us.

Envista and all Envista Companies are equal opportunity employers that evaluate qualified applicants without regard to race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity, or other characteristics protected by law. The "EEO is the Law" poster is available at: https://www.dol.gov/sites/dolgov/files/ofccp/regs/compliance/posters/pdf/eeopost.pdf, At Envista, we're committed to helping you feel confident and prepared every step of the way. Our interview guide will walk you through what to expect, how to showcase your strengths, and how you can make an impact by helping us champion dental professionals and improve lives.