Senior Systems Administrator

Position Summary:

The Senior Systems Administrator independently manages, secures and improves VirTra’s servers,

networks, virtualization, storage, backups and enterprise applications across two locations. This

senior technical role supports employees and specialized engineering and manufacturing operations,

leads system and infrastructure upgrades with the Director of IT, documents solutions, and develops

toward greater technical leadership.

Essential Functions:

• Administer, monitor and maintain enterprise IT systems, networks, servers and virtualization.

• Design, deploy and upgrade infrastructure, hardware and software to meet business objectives.

• Implement security controls, network segmentation and threat remediation procedures.

• Monitor infrastructure capacity, storage utilization, performance and availability.

• Maintain and test backup, restoration, patching and recovery procedures.

• Independently resolve complex issues, serve as a senior escalation resource, mentor as needed,

and document support requests, troubleshooting and resolutions in IT ticketing, KBs and SharePoint.

• Troubleshoot and implement solutions across: Physical servers, VM hosts and virtual servers -

including patching, backup and recovery.

o On-premises and cloud applications - support deployments, integrations and ongoing administration

across business departments.

o Enterprise storage - maintain performance and availability; plan improvements with the IT

Director.

o Networking equipment - configure and troubleshoot routers, switches, firewalls, access points,

VLANs and interoffice connectivity.

o VOIP systems - support server and handsets and coordinate outage response with vendors.

o End-user devices - support desktops, laptops, printers, some mobile devices and specialized

engineering or production workstations.

• Work with the IT Director to lead infrastructure projects, evaluate vendors, procure assets,

document designs and guide technical improvements.

• Be available to work during normal IT workdays and occasional IT maintenance windows as needed.

• Maintenance windows are typically scheduled during evening and weekends to minimize down time.

• Comply with department ISO 9001 processes and company quality policy

• Manage and log time worked daily

• Provide miscellaneous support to other departments, as needed

• Performs other duties as assigned

Competencies:

1. Technical expertise

2. Analytical thinking and structured troubleshooting

3. Ownership, initiative and attention to detail

4. Practical problem solving

5. Project planning, prioritization and risk awareness

6. Clear technical and cross-department communication

7. Collaboration, knowledge sharing and future leadership potential

Knowledge, skills and abilities:

• Advanced systems administration with demonstrated infrastructure design and implementation

ability.

• Microsoft Server, Microsoft 365/Entra, Active Directory, some Linux and Microsoft Hyper-V.

• Firewall management such as Fortinet, VLAN and firewall rules; Ubiquiti UniFi access points.

• Switch and VLAN management such as Ubiquiti Unifi switches; TCP/IP, DNS, DHCP and routing.

• VEEAM Enterprise backup systems; restoration testing and disaster recovery.

• Enterprise storage SAN and NAS’ such as Dell PowerVault, QNAP and EVO.

• SolidWorks, Unity, Zoho, Epicor, Adobe preferred; adaptability to specialized engineering,

development and manufacturing applications; Windows and some Apple and Android endpoints

• PowerShell or Python scripting and automation; NIST/CUI or other compliance management

preferred.

Physical Demands:

While performing the duties of this job, the employee is regularly required to talk or hear.

Frequently the employee will be required to stand; walk; sit and use hands or fingers, handle or

feel; and reach with hands and arms. Working with basic hand and machine tools as well as small

parts which require visual acuity and hand/eye coordination. Requires ability to work on items

repetitively and sit for long periods of time. See details of objects that are less than a few feet

away. Understand the speech of another person and speak clearly so listeners can understand.

Ability to occasionally lift up to 50lbs.

Education and Experience:

• Bachelor’s degree in IT, computer science or related field, or equivalent experience; 5+ years in

systems administration or infrastructure.

• Demonstrated ownership of complex troubleshooting and IT implementations.

• Relevant Microsoft, MCSE or infrastructure training or certifications, preferred.

• CCNA or experience with VLANs, FortiGate and firewalls, preferred.

• CompTIA Network+ or equivalent networking expertise, preferred.

Additional Requirements:

• Full time position consists of 40+ hours per week; normal hours of operation are Monday through

Friday, 8:00am to 5:00pm. This position may require long hours and weekend work due to production,

rework, or customer deadlines.

• Pre-employment drug test and background test

VirTra is an Equal Opportunity Employer. All qualified applicants will receive consideration for

employment without regard to race, color, religion, sex, sexual orientation, gender identity,

national origin, disability, or protected veteran status.

VirTra’s mission is ensuring those who serve return home safely each day by delivering intense, effective, realistic training. Our attention to detail prepares front line heroes to confidently handle the unexpected.