Tier 3 Technician

Aac-Inc; Washington (District of Columbia); On-site; USD 90,000 - 130,000; Full time

Job summary

AAC-Inc is seeking an experienced IT Specialist to diagnose and resolve complex hardware, software, and telecom issues on-site in Washington, DC. The role emphasizes deep expertise across Microsoft technologies, PowerShell, and endpoint management, with project deployments and security-focused duties.

Key tasks include system integration, incident tracking via ITSM, and collaboration with security teams to harden devices.

Qualifications

• Requires a bachelor’s degree and five years of IT experience, or associate’s degree with seven years of IT experience, or nine years of IT experience with a relevant IT certification.
• Must have demonstrated knowledge of Microsoft technologies including Windows 10 & 11, O365, MS Teams, SharePoint, Azure/AWS, Active Directory, Intune, and Endpoint Manager.
• Must have experience performing VB scripting, Windows script host, PowerShell, and .NET.
• Must have experience developing custom Windows packages and 3rd party custom packages for Endpoint Manager distribution.
• Experience performing Windows registry edit and optimization, runtime packaging, distribution and problem resolution support, and helpdesk runtime automation.
• Must have experience evaluating and assessing Windows hardening processes and Active Directory group policies.
• Must have experience with Mobile Device Management (MDM) tools such as JAMF and Intune.
• ITSM ticketing system experience required, Zendesk experience is preferred.
• Must be able to lift up to 50 pounds.
• Ability to communicate orally and in writing.
• Must have a positive and patient customer service attitude.
• Must be able to work independently and within a team in a fast-paced environment.
• Must obtain an agency public trust suitability determination prior to start date.
• Experience supporting a mid-sized Federal agency enterprise is a plus.
• No specific certifications are required, but relevant Microsoft certifications are desired.

Responsibilities

• Resolve hardware, software, or telecommunications problems that require extensive and detailed analysis.
• Address project-based work including testing, packaging, and deployment of new hardware and/or software.
• Assist in systems integration and configuration management testing, baselining, and updating configurations, configuration analyses, recommended solutions, documentation, and implementation of desktop configuration solutions.
• Document, track, resolve, and report on incidents and requests using the ITSM.
• Has advanced technical skills and understanding of the technical environment, including applications, operating systems, machine configurations, and networked devices.
• Escalates incident to the appropriate technical team when the incident cannot be resolved by Tier 3.
• This position requires full-time on-site support.
• Work with the security operations team to provide security service support (ex., firewall, Defender and endpoint management tools, etc.).
• Scan and analyze infected desktops to identify malware
• Hardening network devices by applying security baseline configurations and assist in incident response activities
• Provide decryption/encryption support for current encryption software.
• Generate security policies and procedures as directed.
• Assist in evaluating new services, processes, and technologies
• Work with system and application owners to remediate recurring issues.
• Develop and provide end-user training and guidance.

Skills

Microsoft technologies

VB scripting

PowerShell

.NET

Windows packaging

Registry optimization

Active Directory policies

MDM (Intune/JAMF)

ITSM ticketing (Zendesk)

Written & verbal communication

Teamwork in fast-paced environment

Public trust suitability

Lifting up to 50 lbs

Education

Bachelor's degree

Associate's degree

IT certification

Job description

Resolves hardware, software, or telecommunications problems that require extensive and detailed analysis to remedy; or problems that require authorization and/or action by IT management to resolve. Requires a high level of expertise of the associated applications and the supported business practices, business rules, business policies, legacy systems, and the transactional flow of data throughout the applications. Address project-based work to include the testing, packaging, and deployment of new hardware and/or software and often will require dedicated support for the duration of projects. Assist in systems integration and configuration management testing, baselining, and updating configurations, configuration analyses, recommended solutions, documentation, and implementation of desktop configuration solutions. Documents, tracks, resolves, and reports on incidents and requests using the ITSM. Has advanced technical skills and understanding of the technical environment, including applications, operating systems, machine configurations, and networked devices. Advanced experience troubleshooting and resolving core IT services. Escalates incident to the appropriate technical team when the incident cannot be resolved by Tier 3.

This position requires full-time on-site support.

Other duties may include but are not limited to:

• Work with the security operations team to provide security service support (ex., firewall, Microsoft Defender and endpoint management tools, web/email appliances, etc.).
• Scan and analyze infected desktops to identify malware
• Hardening network devices by applying security baseline configurations and assist in incident response activities
• Provide decryption/encryption support for current encryption software.
• Generate security policies and procedures as directed.
• Assist in evaluating new services, processes, and technologies
• Work with system and application owners to remediate reoccurring issues.
• Develop and provide end-user training and guidance.

Required Experience

• Requires a bachelor’s degree and five years of IT experience, associate’s degree and seven years of IT experience, or nine years of IT experience and a relevant IT certification.
• Must have demonstrated knowledge of Microsoft technologies including Windows 10 & 11, O365, MS Teams, SharePoint, Azure/AWS, Active Directory, Intune, and Endpoint Manager.
• Must have experience performing VB scripting, Windows script host, PowerShell, and .NET.
• Must have experience developing custom Windows packages and 3rd party custom packages for Endpoint Manager distribution.
• Experience performing Windows registry edit and optimization, runtime packaging, distribution and problem resolution support, and helpdesk runtime automation.
• Must have experience evaluating and assessing Windows hardening processes and Active Directory group policies.
• Must have experience with Mobile Device Management (MDM) tools such as JAMF and Intune.
• ITSM ticketing system experience required, Zendesk experience is preferred.
• Must be able to lift up to 50 pounds.
• Ability to communicate orally and in writing.
• Must have a positive and patient customer service attitude.
• Must be able to work independently and within a team in a fast-paced environment.
• Must obtain an agency public trust suitability determination prior to start date.
• Experience supporting a mid-sized Federal agency enterprise is a plus.
• No specific certifications are required, but relevant Microsoft certifications are desired.