Tier III Help Desk

Company: DANE LLC
Location: Chantilly
Posted on: February 17, 2026

Job Description:

Job Description Job Description Benefits: 401(k) 401(k) matching Dental insurance Employee discounts Health insurance Paid time off Tuition assistance Vision insurance Description At DANE, we value experienced professionals who enjoy solving complex problems and supporting mission-critical systems. We offer competitive benefits, aggressive PTO from day one, and an environment that encourages learning and collaboration. We are seeking an experienced Tier III Application Support Help Desk Technician to support a complex production environment with multiple enterprise applications. This position focuses on diagnosing and resolving advanced application and data issues escalated from Tier I and Tier II teams, collaborating closely with development and other IT groups. The environment is evolving toward greater use of automation and data-driven tools, and candidates should have beginner-level exposure to any of the following: Python, C#, or Power BI , along with a willingness to continue learning. Responsibilities Monitor production applications, scheduled jobs, and the incident management ticketing system. Receive, analyze, and troubleshoot complex incidents and service requests escalated from Tier I and Tier II support teams. Investigate application and data-related issues, determine root causes, and either resolve issues or collaborate with development and other IT teams for resolution. Collaborate with development teams by providing detailed analysis, logs, and findings that assist with root cause identification and prioritization of fixes. Write and execute SQL queries to analyze tables, grants, functions, procedures, packages, and triggers. Perform backend data modifications using SQL in accordance with change management and security procedures. Assist in the creation and maintenance of Knowledge Base Articles (KBAs) and Standard Operating Procedures (SOPs) to improve issue resolution and reduce escalation volume. Support applications built on .NET, Java, and Oracle database platforms. Work within enterprise tools such as ServiceNow, CLM, jQuery, and SharePoint. Support operational reporting and analysis efforts, including basic Power BI dashboards. Utilize beginner-level scripting or automation (e.g., Python or C#) to assist with diagnostics, data handling, or operational efficiencies, as appropriate. Requirements Active DoD Secret clearance (or higher). Bachelors degree in Computer Science or a related field. Minimum of 4 years of experience in a Tier III Application Support Help Desk role. Strong problem-solving skills with the ability to break down complex technical and process-related issues to identify root causes. Experience supporting applications developed using .NET, Java, and Oracle databases . Strong SQL scripting experience , including writing queries and performing backend data modifications. Experience working with Oracle or Microsoft SQL databases and tools such as TOAD . Experience with enterprise support tools, including ServiceNow , CLM , jQuery , and SharePoint . Excellent verbal and written communication skills, with the ability to explain technical issues to non-technical users and collaborate effectively with technical teams. Preferred Skills (Beginner-Level or Exposure) Python scripting for basic automation, diagnostics, or data processing. Familiarity with C# applications for troubleshooting or support purposes. Experience building or supporting Power BI dashboards or reports. Demonstrated Interest in learning and supporting automation and AI-assisted operational workflows as the environment evolves. DANE LLC 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 status as a protected veteran. Flexible work from home options available.

Keywords: DANE LLC, Chantilly , Tier III Help Desk, IT / Software / Systems , Chantilly, Virginia