Senior Appian Platform Administrator – DoD Systems

LMI

Fort Belvoir (VA)

On-site

USD 130,000 - 158,000

Full time

14 days+

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Job summary

LMI seeks an experienced Appian System Administrator to sustain and enhance the Army Contract Writing System (ACWS) built on Appian. You will manage environments, deployments, access, and monitoring to ensure reliability across ACWS.

The role requires 5+ years in system administration, familiarity with identity technologies, and an Active Secret clearance or ability to obtain one. US citizenship is required for this position at Fort Belvoir, VA.

Qualifications

Bachelor's degree or equivalent in IT-related field.
5+ years in system administration or enterprise applications.
Experience deploying and troubleshooting enterprise apps.
Experience with identity and access technologies.
Active Secret clearance or ability to obtain.
US citizenship required.

Responsibilities

Administer and maintain Appian Platform environments for ACWS development, testing, staging, and production.
Perform Appian deployments, configuration changes, and environment promotions per procedures.
Manage Appian users, groups, roles, permissions, and service accounts with security coordination.
Monitor platform health, performance, logs, services, and integrations; take corrective action.
Support Appian Cloud configuration and coordinate with hosting or vendors when needed.
Troubleshoot complex Appian issues with cross-team coordination.
Support identity integrations (LDAP/AD/SSO/SAML) and certificates.
Assist in sizing, scaling, and architecture considerations for Appian data.
Coordinate with DBAs, DevSecOps, cybersecurity, and architects on changes and incidents.
Contribute to security hardening, patching, and operation documentation.