> Markdown version of [/jobs/ext/2309212-it-systems-administrator-tier-2](https://www.wearedevelopers.com/jobs/ext/2309212-it-systems-administrator-tier-2). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IT Systems Administrator (Tier 2) - **Company:** Onni Group - **Location:** Seattle, WA, United States - **Experience:** Experienced - **Salary:** $80,168.0 - $90,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Artificial Intelligence, Apple Mac Systems, VoIP, Business Software, Complex Networks, CompTIA Network+, Information Systems, Computer Networks, Dynamic Host Configuration Protocol, Domain Name System (DNS), Event Logging, Microsoft Exchange Server, Home Automation, Internet Protocol, Internet Security, Virtual Private Networks (VPN), Network Troubleshooting, Microsoft Software, Windows Servers, IP Cameras, Networking Basics, Routing, Remote Access Technology, Service Pack, Microsoft SharePoint, Wi-Fi Technology, Network Switches, Network Routing, Internet Protocol Telephony, Tablet Computers, Peripherals, Firewalls (Computer Science), Information Technology, Laptops, 3-tier Architectures, User Administration - **Published:** August 30, 2026 - **Apply:** https://www.careerbuilder.com/job-details/it-systems-administrator-seattle-wa--f05831d4-2a77-42a3-861d-cb379880358f ## About the Role * Diploma or Bachelor's degree in Information Technology, Computer Science, or a related field (e.g., Systems Administration, Networking) from an accredited institution. * 4-7 years in IT support (MSP experience preferred) with proven Tier 2 troubleshooting capability. * Strong knowledge of Windows 10/11, Microsoft 365, AD/Entra ID identity concepts, and network fundamentals (DNS/DHCP/VPN/Wi-Fi). * Strong problem-solving skills with an analytical and detail-oriented mindset. * Strong communication and customer service skills; able to set expectations and follow through. * Strong task, time-management, and organizational skills, with the ability to multitask and adapt in a fast-paced, high-pressure environment. * Strong interpersonal skills; comfortable working with diverse clients, users, and handling challenging situations professionally. * Ability to prioritize and manage multiple tickets in an SLA-driven environment. * A self-starter able to work well with minimal supervision and in a team environment. * Successful completion of a criminal background check. Nice to Have * Experience with Halo PSA (or similar PSA/RMM tools), endpoint security/EDR, and backup platforms. * Certifications (optional): CompTIA A+/Network+, Microsoft, or relevant vendor certifications., Access Control, Analysis Skills, Artificial Intelligence (AI), Background Investigation, Business Solutions, CCTV, Cellular Telephone, Communication Skills, CompTIA A+, CompTIA Network+, Computer Science, Construction, Content Development, Corporate Compliance, Corporate Policies, Customer Satisfaction, Customer Support/Service, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Detail Oriented, Documentation, Endpoint Security, Establish Priorities, Firewalls, Follow Through, Home Automation, IP (Internet Protocol), Identify Issues, Information Systems/Technology IS/IT Administration, Information Technology & Information Systems, Internet Security, Interpersonal Skills, Knowledge Base, Laptop PC, Licensing, Mac Operating System, Microsoft Active Directory, Microsoft Exchange Server, Microsoft Product Family, Microsoft SharePoint, Microsoft Windows Operating System, Microsoft Windows Server, Microsoft Windows System Administration, Mobile Devices, Multitasking, Network Administration/Management, Network Routing, Network Software, Network Switching, On Call, Onboarding, Organizational Skills, Peripheral Hardware, Printers, Problem Solving Skills, Remote Access, Sales Management, Service Level Agreement (SLA), Software Patches, Standard Operating Procedures (SOP), Sustainability, Systems Administration/Management, Team Lead/Manager, Technical Support, Time Management, VPN (Virtual Private Network), Video Chat, Videoconferencing Software, VoIP (Voice over IP), Wi-Fi ## Description This IT Systems Administrator (Tier 2) will deliver high-quality technical support for internal users and managed services clients. They will work both Tier 1 and Tier 2 tickets, take escalations, own tickets through resolution, and collaborate with other teams (Tier 3, Centralized Services, and Monitoring) as needed., * Resolve Tier 1 and Tier 2 incidents and requests end-to-end (ownership, communication, documentation), taking escalations and collaborating with other teams as needed. * Troubleshoot Windows 10/11 and macOS endpoints, laptops, peripherals, printers, common business applications, and remote access tools. * Microsoft 365 support: Exchange Online basics (mail flow checks, shared mailboxes, permissions), Teams troubleshooting, SharePoint/OneDrive sync and access issues, licensing/user administration. * Identity support: Active Directory and Entra ID fundamentals (account lockouts, group membership, access issues, MFA resets, sign-in troubleshooting; conditional access awareness); user account creation, updates, onboarding/offboarding, and decommissioning. * Network troubleshooting: DNS/DHCP, VPN, firewalls, switches, Wi-Fi connectivity, VoIP phone systems, basic routing/switching concepts; escalate complex network issues appropriately. * Server troubleshooting (basic-intermediate): Windows Server services and event logs, file/print access, patching impacts; basic virtualization awareness and escalation readiness. * Support mobile devices (phones and tablets): setup, provisioning, configuration, data transfers, and decommissioning. * Support boardroom and meeting room equipment: video conferencing hardware/software, TVs, projectors, and audio systems. * Support/troubleshoot IP-based and non-traditional IT systems (e.g., IP cameras/CCTV/NVR access and connectivity, building access control systems/cards/fobs, building automation and audio systems, timecard systems, EV systems, digital signage, PoE basics) and coordinate vendor/Tier 3 escalations when needed. * Monitor and manage system alerts, including outage/offline events across servers, network, software, hardware, and cybersecurity. * Act as vendor coordination and liaison point for vendor-specific issues or requests. * Maintain strong ticket hygiene in the PSA: accurate notes, time entries, troubleshooting steps, and closure summaries. * Contribute to KB/SOP documentation and help reduce repeat issues. * Provide friendly, clear, concise, and professional customer service via phone, email, chat, or video call, and follow up to ensure incidents and requests are fully resolved. * Participate in after-hours or on-call support rotations as assigned, in accordance with company policies and applicable employment standards. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Getting under the skin: The Social Engineering techniques](https://www.wearedevelopers.com/videos/38-getting-under-the-skin-the-social-engineering-techniques) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [The Developer Workstation Blind Spot: Why Your Security Stack Can't See What Matters Most](https://www.wearedevelopers.com/videos/100254-the-developer-workstation-blind-spot-why-your-security-stack-can-t-see-what-matters-most) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany)