Senior System Support Specialist

Ascendo Resources, LLC; Richardson (TX); On-site; USD 65,000 - 95,000; Full time

Job summary

Ascendo Resources, LLC in Richardson, TX is seeking a Systems Support Analyst to provide Tier 3 escalation, hands-on troubleshooting, and system administration across Windows, AD, and security tooling. You will design, test, and implement improvements, automate deployments with Intune/PowerShell, support audits, and mentor help desk staff while collaborating with vendors and stakeholders.

This role offers on-site work with occasional on-call duties and opportunities to contribute to security

Qualifications

• Five or more years of IT experience, including scripting, automation, or security remediation.
• Bachelor’s degree in Information Technology, Computer Science, or related field preferred; experience may be considered.
• Experience supporting Windows environments, Active Directory, and Microsoft 365.
• Ability to develop and maintain PowerShell scripts for administration and deployment.
• Knowledge of vulnerability management, patching, endpoint protection, and IT security practices.
• Experience with remote management, software deployment, and service desk tools, including reporting and SLA configuration.
• Strong troubleshooting, analytical, organizational, and communication skills.
• Ability to manage multiple priorities and execute projects independently.
• CompTIA A+, Network+, Security+ or equivalent certifications preferred.

Responsibilities

• Serve as the Tier 3 escalation point for complex or recurring technical issues, conducting root-cause analysis and implementing lasting solutions.
• Analyze business and user requirements to design, test, and implement improvements across endpoints, servers, applications, and network services.
• Use Microsoft Intune and scripting tools to automate software deployment, patching, provisioning, imaging, and routine administration.
• Develop and maintain standards for computer imaging and software packaging.
• Support vulnerability management by analyzing findings, prioritizing risks, and coordinating remediation.
• Administer and optimize Active Directory, Microsoft 365, multifactor authentication, VPN access, endpoint management, asset management, and service desk platforms.
• Support IT audits and implement corrective actions to address security and compliance requirements.
• Contribute to technology projects, including system upgrades, migrations, network improvements, and security enhancements.
• Configure and troubleshoot business phone systems, applications, and call flows.
• Monitor system performance and recommend improvements to reliability and efficiency.
• Mentor help desk technicians and maintain technical documentation, procedures, and runbooks.
• Partner with vendors and communicate technical updates clearly to users and executive stakeholders.
• Provide periodic evening, weekend, and on-call support as needed.
• Assist with employee onboarding and offboarding, equipment replacements, and purchasing requests when required.

Skills

IT experience

Scripting

Automation

Security remediation

Education

Bachelor’s degree in IT/CS

Tools

Microsoft Intune

PowerShell

Active Directory

Microsoft 365

VPN access

Job description

Ascendo Resources is seeking a Systems Support Analyst for a client opportunity. This hands-on role combines advanced troubleshooting, systems administration, automation, and cybersecurity, helping keep the organization’s technology environment reliable, secure, and efficient.

The ideal candidate enjoys solving complex problems, improving processes, and serving as a technical resource for both end users and IT colleagues.

Key Responsibilities

• Serve as the Tier 3 escalation point for complex or recurring technical issues, conducting root-cause analysis and implementing lasting solutions.
• Analyze business and user requirements to design, test, and implement improvements across endpoints, servers, applications, and network services.
• Use Microsoft Intune and scripting tools to automate software deployment, patching, provisioning, imaging, and routine administration.
• Develop and maintain standards for computer imaging and software packaging.
• Support vulnerability management by analyzing findings, prioritizing risks, and coordinating remediation.
• Administer and optimize Active Directory, Microsoft 365, multifactor authentication, VPN access, endpoint management, asset management, and service desk platforms.
• Support IT audits and implement corrective actions to address security and compliance requirements.
• Contribute to technology projects, including system upgrades, migrations, network improvements, and security enhancements.
• Configure and troubleshoot business phone systems, applications, and call flows.
• Monitor system performance and recommend improvements to reliability and efficiency.
• Mentor help desk technicians and maintain technical documentation, procedures, and runbooks.
• Partner with vendors and communicate technical updates clearly to users and executive stakeholders.
• Provide periodic evening, weekend, and on-call support as needed.
• Assist with employee onboarding and offboarding, equipment replacements, and purchasing requests when required.

Qualifications

• Five or more years of relevant IT experience, including scripting, automation, or security remediation.
• Bachelor’s degree in Information Technology, Computer Science, or a related field preferred; a combination of college coursework and relevant experience will also be considered.
• Experience supporting Windows environments, Active Directory, and Microsoft 365.
• Ability to develop and maintain scripts, such as PowerShell, for administration and deployment.
• Knowledge of vulnerability management, patching, endpoint protection, and IT security practices.
• Experience with remote management, software deployment, and service desk tools, including reporting and service-level agreement configuration.
• Strong troubleshooting, analytical, organizational, and communication skills.
• Ability to manage multiple priorities and execute projects independently.
• CompTIA A+, Network+, Security+, or equivalent certifications preferred.

This is an individual contributor role with opportunities to provide technical leadership and mentor other IT team members.

Ascendo is a certified minority owned staffing firm, and we welcome and celebrate diversity.

Ascendo is an Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, parental status, military service or any other characteristic protected by federal, state or local law.