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Appian Subject Matter Expert

Modus21, Llc

Posted today
Secret
Senior Level Career (10+ yrs experience)
Unspecified
IT - Security
Charleston, SC (Off-Site/Hybrid)

Position Description (PD) for Appian/CSO Subject Matter Expert (SME)
Position Title: Appian/CSO Subject Matter Expert (SME)
Status: Permanent/Full-Time
Location: On-site (N. Charleston, SC) preferred, remote considered

Scope of Work: The role will support the Cloud Engineering, Transition, and Modernization Support Services (CETM) effort for the Naval Information Warfare Center Atlantic (NIWC Atlantic) in support of the Enterprise Engineering and Integration Services (E2IS) Integrated Product Team (IPT). The scope of work includes application analysis, security requirements analysis, documentation, virtualization, modernization, technical engineering, migration scheduling, business process reengineering, data preparation, migration planning, interface transition planning, training on Cloud Service Offerings (CSO) environment, service transition planning, cutover planning, back out planning, and go-live support. This support also requires associated transition and/or modernization support services to migrate legacy systems from their current hosting environments. This position requires significant experience in Appian.
The ideal candidate for this position will have experience with DevSecOps software development approach and the Cloud Foundry open-source platform for application development. Additionally, this Appian/Containerization SME must effectively employ the five C’s: communication, collaboration, core competencies, and character.

Duties & Responsibilities:
• Act as the primary Appian SME for the CETM/Marine Corps Business Optimization Support System (MCBOSS) team
• Provide expertise for containerization and the Appian product to support deployment, operation, and maintenance activities for important MCBOSS application systems.
• Experience developing, operating, and maintaining Continuous Integration / Continuous Delivery (CI/CD) pipelines

Labor Category: Software Engineer III

Requirements/Experience:

Education: Master’s or Bachelor’s degree in quantitative field such as engineering or mathematics (e.g. Electrical Engineering, Computer Engineering, Computer Science, Information Technology, or Information Systems)

Experience: Ten (10) years with Masters or fourteen (14) with Bachelors degree of professional experience with research, design, and development of computer and network software or specialized utility programs which may include database maintenance within an application area. Also shall have experience applying programming concepts in a professional or academic setting and notable experience with applying modern software development methodologies (Agile, DEVSECOPS) in a professional or academic setting. Designing public/private/and hybrid Cloud-based system deployments and system transitions. Architecting and planning migrations to commercial cloud service providers such as Amazon Web Services (AWS), Microsoft Azure, and Office 365, Google Cloud Platform, or similar cloud platforms. Direct experience implementing Appian.

Specific Experience:
Candidates must have hands-on operational experience managing the Appian platform itself, not just developing applications.

On-Premises Appian Deployment Experience:
• Proven experience installing, configuring, and deploying on-prem Appian environments in enterprise or government-regulated environments.
• Experience with multi-tier Appian architectures (web, app, data layers).

Platform Patching, Upgrades, and Maintenance:
• Demonstrated experience applying:
o Appian hotfixes
o Quarterly updates
o Security patches
• Ability to plan and execute maintenance windows with minimal service disruption.

Appian Plugin Installation and Lifecycle Management:
• Experience with:
o Installing Appian connected systems and plug-ins
o Validating version compatibility
o Managing plug-in upgrades and rollback procedures
o Troubleshooting plugin-related platform failures

End-User and Developer Platform Support:
• Experience providing Tier 2 / Tier 3 platform support for:
o Appian application developers
o Business users
o Platform administrators
• Ability to diagnose infrastructure vs application-level issues.

Backend Database Administration – MariaDB:
• Operational experience supporting Appian with MariaDB
• Includes:
o Database health monitoring
o Backup verification
o Connection pooling tuning
o Performance troubleshooting

Disaster Recovery and System Restoration:
• Proven ability to:
o Perform Appian system restores from VM, storage, or database snapshots
o Validate post-recovery application integrity
o Execute rollback procedures during failed patch events

Infrastructure and Operations Competency:
• Strong working knowledge of:
o Linux system administration
o JVM tuning
o Storage and snapshot mechanisms
o Load balancers / reverse proxies
o Enterprise backup and monitoring tools
• Ability to operate within DoD RMF, STIG, and controlled enclave environments is strongly preferred.

Required Certifications and Clearance:
• Agile Developer
• Certified Scrum Developer
• SECRET clearance with T5 Investigation

Required Skills:
Demonstrable ability to:
• Advise leadership and other SMEs regarding proper application and use of Appian.
• Proactively identify potential issues and provide recommended solutions.
• Communicate effectively with different stakeholders of varying technical expertise and translate business requirements into technical specifications.
• Effectively collaborate with technical and non-technical teams and people.
• Multitask, prioritize, and manage time efficiently.
• Possess excellent written and verbal communication skills.
• Be detail oriented to ensure a high level of quality/accuracy.

Desired Experience:
• Atlassian (Confluence and JIRA)
• DevSecOps containerization tools such as Kubernetes and Docker
• DevSecOps CI/CD pipelines
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About Us
Modus21, LLC is a Charleston, South Carolina based small business and technology consulting firm specializing in solving complex business problems for global business and government clients. Modus21 provides Model Based Systems Engineering, Process Orchestration/Automation, Cloud Computing, Cybersecurity, DevSecOps, Agile Software Development, and Systems Integration services to both commercial and government clients. We have worked with the Department of Defense (DoD) and civil agencies since 2007. Our philosophy is simple – deliver quality through high performance to our clients; provide value to our clients through the ability to streamline, measure, and improve their business processes via business intelligence and business architecture; and practice professional integrity by being trustworthy and reliable. Our expertise has proven highly successful in helping organizations recognize greater value by aligning their strategy and objectives to technology and execution.

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Job Category
IT - Security
Clearance Level
Secret
Employer
Modus21, Llc