System Administrator

DataVox

System Administrator providing tiered technical support for clients at DataVox's Managed Services team. Responsible for troubleshooting and resolving user issues on site in Houston.

Posted 5/12/2026full-timeHouston • Texas • 🇺🇸 United StatesMid-LevelSenior💰 $70,000 - $90,000 per yearWebsite

Tech Stack

Tools & technologies

DNSVMware

About the role

Key responsibilities & impact

As a System Admin, you will be part of DataVox’s Managed Services team who provides Tier II/III technical support for our clients.
You will respond to end-user calls/trouble reports and provide top-notch service and support to troubleshoot the nature of the problem and take the necessary course of action to resolve it.
Diagnose problems via phone, email, and on-site utilizing troubleshooting skills, logic, research, and isolation steps.
Support Microsoft Windows server technologies including but not limited to file servers, DNS and Active Directory, and virtualization platforms.
VMware/Hyper-V, experienced in management of virtual hosts.
Provide Tier 2-3 desktop and application support, including new user setups, vendor management.
Work under minimal direction to independently determine and develop approaches to solutions, while preserving Change Management controls.
Record all client inquiries, from initial call to incident resolution in Ticketing system.
Perform on-site troubleshooting of hardware, network, and software.
Perform new software/hardware installations, configurations, and upgrades.
Build and deploy workstation images using RMM software.
Provide support for Office 365 and administration.
Install and configure Broadband Internet modems, internal LAN Routers, Switches, NAS devices, and Wi-Fi.
Use RMM software to diagnose automation, troubleshoot, and resolve issues.
Responding to associate service calls to troubleshoot the nature of reported problems and taking necessary steps to resolve those problems.
Troubleshoot issues with desktops, laptops, mobile devices, printers, and copiers onsite and remotely.
Ability to understand and articulate root cause of customer issues.
Collaborate closely with the team to resolve or properly close aging tickets.
Manage individual queue of tickets and respond, document, and close in a timely manner.
Availability to provide emergency support during nights, weekends, and holidays.
Assist during LAN /WAN related projects, and service incidents.
Communicate with vendors on network requirements & troubleshooting efforts.
Document, track, and monitor network related problems to ensure a timely resolution.
Provide initiative-taking maintenance and documentation upkeep of network infrastructure.
Operations level involvement in planning, implementing, and supporting network solutions for existing and new clients.

Requirements

What you’ll need

Associate or bachelor’s degree in computer science, IT, Engineering, Science, or related field is a plus.
5+ years of providing desktop support with some in Level 2 or System Admin.
2+ relevant professional certification (HDI-DST, MCSA, CompTIA A+).
Firm understanding of network fundamentals, LAN/WAN technologies, and network infrastructure services (DNS, DHCP, Radius, Syslog) -- both from an initiative-taking & reactive perspective.
Must have 1+ year of experience providing Help Desk support.
1 year of desktop-based hardware support experience with Mac OS X and Windows 7.
Knowledge of VPN technologies (L2L, Remote VPN, PPTP, Client VPN).
Working experience with WAN technologies (MEtroE, VPLS, PTP links and MPLS).
Experience removing viruses/malware/spyware & prevention.
Experience working with Active Directory Server 2008/2012.
Experience installing, troubleshooting, configuring, updating, and maintaining Windows OS.
Knowledge and experience of troubleshooting and setup of computer hardware.
Use of RMM software/backup/imaging software/ticket system.
Use of imaging & backup software.
Clear theoretical understanding of networks, including LAN/WAN/VPN, routers, switches, and servers.
Networking experience in troubleshooting connectivity issues, DHCP, and DNS.
Understanding of QOS technologies (L2 QOS, L3 QOS, LLQ, CBWFQ, Policing, Traffic Shaping etc.)
Excellent oral and written communication skills, including the ability to interact with people at various levels.
Ability to work well under pressure, multi-task, facilitate solutions, and meet deadlines and milestones for projects as assigned.
Ability to perform advanced troubleshooting of network devices and peripherals.
Self-motivated with the ability to follow directions, complete time-sensitive tasks, and meet deadlines with minimal supervision in a fast-paced, high stress environment.
Strong planning and organizational skills, with the ability to document processes and procedures.
Enthusiastic about providing excellent customer service and follow-through to completion.

Benefits

Comp & perks

Health, Dental & Vision Insurance
Company-Paid Life Insurance & Long-Term Disability Insurance
Matching 401(k) and Roth Retirement Plans
Sponsored 529 College Savings Plan
Professional Development Reimbursement
Paid Vacation, Sick Time & Company Holidays
Mileage & Phone Reimbursement
Annual Health & Wellness Fairs
Sustainable Business Practices
A Culture That Brings People Together

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

desktop supportsystem administrationtroubleshootingnetwork fundamentalsActive DirectoryWindows OSVPN technologiesRMM softwarehardware supportvirtualization

Soft Skills

communication skillsproblem-solvingtime managementcustomer serviceself-motivatedorganizational skillsability to work under pressuremulti-taskingcollaborationinitiative-taking

Certifications

HDI-DSTMCSACompTIA A+