Infrastructure Architect

Why Zensar? We’re a bunch of hardworking, fun-loving, people-oriented technology enthusiasts. We love what we do, and we’re passionate about helping our clients thrive in an increasingly complex digital world. Zensar is an organization focused on building relationships with our clients and with each other—and happiness is at the core of everything we do. In fact, we’re so into happiness that we’ve created a Global Happiness Council, and we send out a Happiness Survey to our employees each year. We’ve learned that employee happiness requires more than a competitive paycheck, and our employee value proposition—grow, own, achieve, learn (GOAL)—lays out the core opportunities we seek to foster for every employee. Teamwork and collaboration are critical to Zensar’s mission and success, and our teams work on a diverse and challenging mix of technologies across a broad industry spectrum. These industries include banking and financial services, high-tech and manufacturing, healthcare, insurance, retail, and consumer services. Our employees enjoy flexible work arrangements and a competitive benefits package, including medical, dental, vision, 401(k), among other benefits. If you are looking for a place to have an immediate impact, to grow and contribute, where we work hard, play hard, and support each other, consider joining team Zensar! What is this role about? Owns the end-to-end technical architecture for managed services engagement — spanning cloud (Azure/AWS), compute and virtualization (Windows/ESXi, Linux), storage and backup (Cohesity), identity (Okta, Active Directory & Entra ID), network (Cisco), endpoint management (Intune), SaaS collaboration (Office 365, Exchange, SharePoint, Box, Zoom, Teams), contact center (AWS Connect), and the ITSM/ServiceNow process layer — ensuring every tower's design decisions fit together as one coherent, secure, and supportable platform. Infrastructure Architect Location: Redwood City, CA Key Responsibilities Own the target-state infrastructure architecture across cloud, virtualization, Linux, storage/backup, identity, network, endpoint management, and SaaS collaboration platforms for the accountSet architecture standards and design patterns that individual tower engineers (Cloud, Windows/Linux, Storage & Backup, Network, IAM) build to, ensuring cross-tower consistency and no conflicting designsReview and approve high-risk/high-impact changes at the Change Advisory Board from an architectural risk perspective, partnering with the Change & Configuration Management leadAct as the design-authority escalation point for Major Incidents and Problem Management where root cause sits at an architecture/design level rather than a single componentLead capacity and scalability planning across the estate, reconciling SOW-committed baselines (such as VM counts and the ~50TB backup estate) against actual deployed footprint and growth trendsDefine the reference architecture for identity (Okta plus Active Directory/Entra ID), ensuring SSO, lifecycle, and conditional access design is coherent across both platformsOwn the technical design for one-time/project engagements that intersect multiple towers, such as the AWS Connect IVR deployment, ensuring the delivered solution fits the long-term architecture rather than becoming a one-off outlierPartner with the ServiceNow ITSM Administrator and Service Management Leads to ensure CMDB, Incident, Problem, Change, Knowledge, and Service Request processes are architecturally sound and reflect the real environmentProduce and maintain architecture documentation — reference diagrams, standards, and decision records — for the accountRepresent the technical architecture in account governance (Weekly/Monthly Service Reviews) and customer-facing technical discussions Required Skills & Experience 10+ years in IT infrastructure engineering, with at least 3-5 years in an architect or technical design-authority role spanning multiple domainsBroad working knowledge across Azure and AWS, Windows Server/VMware ESXi, Linux, and enterprise backup/storage platforms (Cohesity or equivalent)Strong identity and access architecture background: Okta (or equivalent IDP), Active Directory, and Entra ID/Azure AD, including hybrid identity and SSO designSolid understanding of enterprise network architecture: Cisco switching, firewalls, wireless, and VLAN/segmentation designExperience architecting or overseeing endpoint management (Intune/MDM) and SaaS collaboration platforms (Microsoft 365, Box, Zoom) at enterprise scaleDemonstrated experience operating within a formal ITIL-based ITSM framework — Incident, Major Incident, Problem, Change, Knowledge, Service Request, and Configuration Management — ideally on ServiceNowExperience designing or reviewing contact center/telephony solutions (AWS Connect or equivalent) as a secondary/contributing skillStrong stakeholder management and the ability to communicate architecture trade-offs to both technical teams and account/customer governanceExperience operating under a managed-services SOW with defined coverage windows, deadband/volumetric clauses, and multi-tower delivery teams Preferred Qualifications Experience in a life-sciences/pharma environment with GxP-relevant architecture and change-control rigorArchitect-level certification such as Azure Solutions Architect Expert, AWS Certified Solutions Architect, VCAP, or CCDP/CCDEITIL 4 Managing Professional or equivalentPrior experience as a technical escalation point across a distributed, multi-tower managed services delivery team Representative Tools & Technologies Azure, AWS, VMware vSphere/ESXi, Windows Server, Linux (RHEL/Ubuntu), Cohesity, Okta, Active Directory, Entra ID, Cisco (switching/firewall/wireless), Microsoft Intune, Microsoft 365 (Exchange/SharePoint/Teams), Box, Zoom, AWS Connect, ServiceNow Zensar believes that diversity of backgrounds, thought, experience, and expertise fosters the robust exchange of ideas that enables the highest quality collaboration and work product. Zensar is an equal opportunity employer. All employment decisions shall be made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by federal, state, or local law. Zensar is committed to providing veteran employment opportunities to our service men and women. Zensar is committed to providing equal employment opportunities for people with disabilities or religious observances, including reasonable accommodation when needed. Accommodation made to facilitate the recruiting process are not a guarantee of future or continued accommodation once hired. All applicants must be legally authorized to work with Zensar. Visa sponsorship may be available for qualified applicants for certain positions. Zensar values your privacy. 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