Appian System Administrator - Clearance Required
LMI Consulting · Remote, UNAVAILABLE, US
About this role
**Overview** LMI is seeking an experienced **Appian System Administrator** to support **Army CPE, ES2, AT&R** in the sustainment and enhancement of the **Army Contract Writing System (ACWS)**. ACWS is built on the **Appian Platform**. You will support **platform configuration, environment operations, application deployments, access administration, monitoring, troubleshooting, and system reliability** across ACWS environments. **Responsibilities** - Administer and maintain **Appian Platform environments** supporting ACWS development, testing, staging, and production operations - Perform **Appian application deployments**, configuration changes, environment promotions, and release support per approved procedures - Manage **Appian users, groups, roles, permissions, service accounts**, and access-related configuration in coordination with security and program policies - Monitor **platform health, performance, capacity, logs, services, integrations, and system availability**; take corrective action as needed - Support **Appian Cloud configuration** and platform support processes; coordinate with hosting/vendor support when required - Troubleshoot complex **Appian application, integration, performance, configuration, and connectivity** issues; coordinate with development and infrastructure teams - Support enterprise identity/access integrations including **LDAP, Active Directory, SSO, SAML, certificates**, and related authentication mechanisms - Support Appian in-memory data and platform architecture considerations (e.g., **sizing** and **horizontal/vertical scaling**) - Coordinate with DBAs, DevSecOps engineers, cybersecurity personnel, and solution architects on platform changes, maintenance, and incident resolution - Support **security hardening, configuration compliance, patching**, and operational documentation for Appian environments - Maintain **configuration records, runbooks, operational procedures, troubleshooting guides**, and contribute to knowledge management - Participate in **Agile planning, release activities, testing, UAT, and production implementation** **Qualifications** **Minimum Qualifications** - **Bachelor’s degree** in IT, Computer Science, Information Systems, Engineering, or related field (equivalent experience may be considered) - **5+ years** in system administration, enterprise application administration, application operations, or related technical roles - Demonstrated experience administering enterprise applications and supporting deployments, configurations, access controls, and troubleshooting - Experience with **platform monitoring, logs, diagnostic tools, configuration management, and performance troubleshooting** - Experience supporting identity/access technologies: **LDAP, Active Directory, SSO, SAML, certificates** - Strong understanding of enterprise application architecture, integrations, security, and operational support processes - **Active Secret clearance** or ability to obtain and maintain one - **U.S. citizenship required** **Desired Skills** - Appian Platform administration/application operations experience (preferred) - **Appian certification** or formal Appian training - Experience with **Appian Cloud** or **Appian GovCloud** - Experience with **Appian in-memory KDB engines**, environment sizing, scaling, and performance optimization - Experience supporting **DoD contract writing/acquisition** or other federal mission-critical applications - Familiarity with **DoD RMF, STIGs, DISA security
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