Senior Tier 3 Service Desk Engineer - Secret Clearance

LMI Consulting, LLC; Fort Belvoir (VA); On-site; USD 112,000 - 136,000; Full time

Job summary

LMI Consulting, LLC is seeking a Tier 3 Service Desk Technician to support Army Acquisition, Training, and Readiness (AT&R) and provide advanced technical support for the Army Contract Writing System (ACWS) built on the Appian Platform. The role requires troubleshooting complex issues beyond routine service desk tasks.

Responsibilities include escalation, cross-functional coordination with Appian developers, DBAs, DevSecOps, QA, and partners, and participating in Agile ceremonies to communicate

Qualifications

• 5+ years of Tier 2 or Tier 3 service desk, application support, or related roles.
• Experience with enterprise applications, integrations, and data flows.
• Experience using ITSM or ticketing systems and documenting incidents/resolutions.
• Active Secret clearance required; U.S. citizenship required.

Responsibilities

• Provide Tier 3 technical support for ACWS users and service desk teams.
• Troubleshoot complex application, system, integration, performance, and data issues.
• Serve as a technical escalation point for Tier 2 support personnel.
• Coordinate with developers, DBAs, DevSecOps leads, QA, and partners to resolve cross-functional issues.
• Support releases, testing, and production implementation activities.
• Develop knowledge articles, SOPs, and self-service resources.

Skills

Troubleshooting

ITSM / ticketing

Communication

Independent work

Escalation handling

Education

Associate's degree in IT/CS or related field

Tools

ServiceNow

Jira

ITSM tooling

Job description

LMI Consulting, LLC is seeking a Tier 3 Service Desk Technician to support Army Acquisition, Training, and Readiness (AT&R) and provide advanced technical support for the Army Contract Writing System (ACWS) built on the Appian Platform. The role requires troubleshooting complex issues beyond routine service desk tasks.

Responsibilities include escalation, cross-functional coordination with Appian developers, DBAs, DevSecOps, QA, and partners, and participating in Agile ceremonies to communicate