Appian System Administrator — Remote with Secret Clearance

LMI; United States; On-site; USD 86,000 - 144,000; Full time

Job summary

LMI is seeking an experienced Appian System Administrator to support Army CPE, ES2, AT&R in sustaining and enhancing the Army Contract Writing System (ACWS). ACWS runs on the Appian Platform, and the role includes platform configuration, deployments, access administration, monitoring, and reliability across ACWS environments.

The ideal candidate collaborates with developers, DevSecOps, DBAs, and security personnel to ensure secure operations and high availability. U.S.

Qualifications

• Bachelor's degree or equivalent experience required.
• 5+ years of experience in system administration or related roles.
• Experience administering enterprise applications, deployments, configurations, access controls, and troubleshooting.
• Experience with platform monitoring, logs, diagnostic tools, and performance troubleshooting.
• Experience supporting identity and access technologies (LDAP, Active Directory, SSO, SAML, certificates).
• Strong understanding of enterprise app architecture, integrations, security, and operational support processes.
• Active Secret clearance or ability to obtain and maintain one.
• U.S. citizenship required.

Responsibilities

• Administer and maintain Appian Platform environments supporting ACWS development, testing, staging, and production operations.
• Perform Appian deployments, configuration changes, and environment promotions.
• Manage Appian users, groups, roles, permissions, and access configurations.
• Monitor platform health, performance, logs, services, and integrations; take corrective action as needed.
• Support Appian Cloud configuration and coordinate with hosting or vendor support when required.
• Troubleshoot complex Appian issues; coordinate with development and infrastructure teams for resolution.
• Support security hardening and patching; maintain runbooks and documentation.
• Participate in Agile planning, releases, testing, and production implementations.

Skills

System administration

Security/compliance

IAM

Education

Bachelor's degree or equivalent experience

Tools

Appian Platform

Active Directory

LDAP

SAML

Job description

LMI is seeking an experienced Appian System Administrator to support Army CPE, ES2, AT&R in sustaining and enhancing the Army Contract Writing System (ACWS). ACWS runs on the Appian Platform, and the role includes platform configuration, deployments, access administration, monitoring, and reliability across ACWS environments.

The ideal candidate collaborates with developers, DevSecOps, DBAs, and security personnel to ensure secure operations and high availability. U.S.