MAC Admin EUC

Zensar Technologies; Redwood City (CA); On-site; USD 110,000 - 170,000; Full time

Job summary

Zensar Technologies in Redwood City, CA is seeking a Senior IT Support Engineer to lead endpoint operations and network infrastructure. You will be the primary escalation lead for macOS endpoints, enterprise Wi-Fi, and edge security, ensuring high availability and smooth device deployments.

The role emphasizes hands-on administration, zero-touch provisioning, and collaboration with infrastructure teams to maintain VPNs, firewalls, and local services while enforcing strong security policies and

Qualifications

• 5–7 years of hands-on IT support in fast-growing environments.
• Proficient macOS, iOS/macOS device management.
• Strong networking and security fundamentals.

Responsibilities

• Lead endpoint operations and macOS administration.
• Manage enterprise Wi-Fi and L2 networking.
• Coordinate security controls and device enrollment.
• Troubleshoot escalated hardware, OS, and software issues.
• Collaborate with infrastructure teams on VPN and firewall tasks.

Skills

macOS admin

L2/L3 support

Networking basics

MDM administration

Identity providers

ACSP/Jamf cert

Tools

Jamf Pro

Kandji

Mosyle

Okta/Entra ID

Google Workspace

Job description

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?

We are looking for a skilled Senior IT Support Engineer to lead endpoint operations and local network infrastructure at our Redwood City office. In this role, you will act as the primary technical escalation lead for complex macOS endpoints, enterprise Wi-Fi/wired networks, and edge security systems. You will play a crucial role in maintaining high system availability, streamlining hardware deployments, and enforcing robust security across our technical environment.

Role Summary: MAC Admin EUC (MacBook & L2 Network Specialist)

Location: Redwood City, CA

Core Responsibilities

• Endpoint & macOS Administration (60%)
• Act as the lead escalation point (Tier 2/3) for advanced hardware, OS, and software troubleshooting across Apple MacBook Pro and Air fleets.
• Provision, update, and secure endpoints using enterprise MDM solutions (e.g., Jamf Pro, Kandji, Mosyle).
• Enforce endpoint security controls, including FileVault encryption, EDR software, and OS compliance policies.
• Lead zero-touch provisioning via Apple Business Manager / Automated Device Enrollment and manage end-to-end device lifecycles.
• L2 Networking & WLAN Operations (30%)
• Manage and troubleshoot Layer 2 switching environments (VLANs, STP, LACP, trunking).
• Resolve enterprise Wi-Fi issues, perform heat map audits, optimize RF performance, and manage 802.1X RADIUS authentication (WPA2/WPA3 Enterprise).
• Maintain core local services including DHCP, DNS, IPAM, subnets, and office routing.
• Partner with infrastructure teams to maintain access switches, wireless access points (Cisco Meraki, Aruba, Ubiquiti), and physical cabling.
• Perimeter & Security Management (10%)
• Handle routine administration for office edge firewalls (Fortinet, Palo Alto Networks, Meraki MX).
• Maintain basic firewall policy sets, NAT rules, port forwarding, and site-to-site VPN connections.
• Resolve user VPN access issues (IPsec, OpenVPN, WireGuard) and manage ACL configurations.

Required Experience & Skills

• Experience: 5–7 years of hands-on IT support and systems engineering in fast-growing technical environments.
• macOS Expertise: Shell scripting (Zsh/Bash), system configuration management (.plist), and deep OS-level diagnostics.
• Networking & WLAN: Strong background in TCP/IP, L2 protocols, and 802.11a/b/g/n/ac/ax wireless standards.
• Identity & Fleet Management: Practical experience running enterprise MDM suites alongside IdPs (Okta, Microsoft Entra ID, Google Workspace).
• Desirable Certifications: Apple Certified Support Professional (ACSP), Jamf Certified Admin, CCNA, or Network+.

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. We’ll use your data in accordance with our privacy statement located at: https://zensar.com/privacy-notice