Senior System Administrator (Edifecs)- VHA Finance

Senior System Administrator (Edifecs)
Location: Remote
Description
HigherEchelon is seeking a highly motivated and self-directed Senior System Administrator (Edifecs) to provide day-to-day operational maintenance, technical support, upgrades, and modernization for complex operating systems, server hardware, cloud infrastructure, and enterprise application environments supporting the Department of Veterans Affairs (VA).
The Senior System Administrator will administer and optimize AWS cloud infrastructure; support Windows and Linux/Unix systems; coordinate software installations, upgrades, backup and recovery activities, monitoring, security, and compliance; and collaborate with Network and Systems Analysts to design and implement reliable technical solutions. The ideal candidate has strong AWS cloud-administration experience, excellent troubleshooting skills, a commitment to operational excellence, and the ability to support secure, scalable, high-availability environments. Experience supporting Edifecs platforms and healthcare EDI environments is preferred.
Job Responsibilities

• Coordinate, direct, and perform complex software installations, operating-system upgrades, patches, and layered software-package deployments.
• Schedule and execute system installations, upgrades, maintenance activities, and configuration changes in accordance with established IT procedures and approved change-management processes.
• Monitor, analyze, tune, and optimize multiple cloud-hosted and on-premises systems to achieve reliable performance, availability, capacity, and operational stability.
• Develop, implement, and maintain backup, recovery, retention, and database archive schedules to ensure data and media recoverability.
• Plan and implement server modernization activities, including operating-system lifecycle management, infrastructure upgrades, cloud migration, and capacity improvements.
• Develop, maintain, and promote standard operating procedures, technical runbooks, maintenance schedules, and system-administration best practices.
• Conduct hardware and software audits of workstations, servers, cloud resources, and system configurations to verify adherence to established standards, security requirements, policies, and configuration guidelines.
• Develop and implement new technical standards, policies, procedures, and configuration-management practices.
• Administer AWS infrastructure and services, including EC2, S3, RDS, VPC, Lambda, IAM, CloudFormation, CloudWatch, and AWS networking services.
• Configure and manage AWS networking components, including VPCs, subnets, route tables, security groups, network access control lists, and associated connectivity controls.
• Implement and maintain AWS identity, access, security, encryption, key-management, data-protection, logging, and monitoring controls.
• Monitor and troubleshoot AWS instances, cloud services, databases, network connectivity, system performance, capacity, and service availability.
• Support infrastructure-as-code practices using AWS CloudFormation, AWS CDK, or comparable automation tools.
• Develop and maintain scripts using Python, Bash, PowerShell, or similar tools to automate system-administration and AWS operational tasks.
• Support CI/CD pipelines and release-management processes using AWS CodeBuild, AWS CodeDeploy, AWS CodePipeline, or comparable DevSecOps tools.
• Support containerized workloads and orchestration environments using Kubernetes, Amazon ECS, and Amazon EKS.
• Work closely with Network and Systems Analysts, cloud engineers, DevSecOps personnel, application teams, and stakeholders to determine, design, and implement required systems and operational improvements.
• Provide technical leadership, mentoring, and guidance to junior administrators and IT staff.
• Lead or contribute to multiple technical projects simultaneously, ensuring timely delivery, quality outcomes, and effective coordination across cross-functional teams.
• Participate in on-call support, emergency maintenance, incident response, and service-restoration activities as required.
• Maintain current knowledge of emerging AWS technologies, cloud-administration practices, security requirements, and industry trends to recommend continuous improvements.

Required Skills

• A minimum of eight years of system-administration experience, including substantial experience administering cloud infrastructure.
• Demonstrated experience managing and maintaining complex AWS environments, cloud-hosted systems, and enterprise infrastructure.
• Hands-on experience administering Windows and Linux/Unix operating systems.
• Strong proficiency with AWS services, including EC2, S3, RDS, VPC, Lambda, IAM, CloudFormation, CloudWatch, and AWS networking capabilities.
• Experience designing, deploying, operating, and maintaining scalable, secure, and highly available AWS cloud infrastructure.
• Experience implementing AWS security practices and services, including AWS IAM, AWS WAF, role-based access controls, encryption, key management, data-protection mechanisms, and security monitoring.
• Proficiency configuring and managing AWS networking components, including VPCs, subnets, route tables, security groups, network access control lists, and network connectivity.
• Proficiency in scripting and automation using Python, Bash, PowerShell, or similar languages.
• Experience using infrastructure-as-code tools such as AWS CloudFormation or AWS CDK.
• Experience with AWS monitoring, logging, audit, and configuration tools, including CloudWatch, CloudTrail, and AWS Config.
• Ability to troubleshoot and optimize AWS instances, databases, storage, networking, and related cloud services for performance, capacity, reliability, and availability.
• Working knowledge of AWS security best practices and compliance frameworks, including HIPAA, GDPR, and SOC 2.
• Experience supporting AWS database services, including Amazon RDS, DynamoDB, and Aurora, with knowledge of database operations, backup, recovery, and performance optimization.
• Familiarity with CI/CD tools and practices, including AWS CodeBuild, AWS CodeDeploy, AWS CodePipeline, or comparable solutions.
• Experience with containerization and orchestration tools, including Kubernetes, Amazon ECS, and Amazon EKS.
• Strong analytical, troubleshooting, and problem-solving skills, including the ability to resolve complex cloud, operating-system, infrastructure, and application-support issues.
• Excellent written and verbal communication skills, including the ability to explain technical concepts and operational risks to non-technical stakeholders.
• Ability to prioritize tasks, manage time effectively, support multiple concurrent projects, and meet established deadlines.
• Strong attention to detail to ensure system stability, security, compliance, availability, and data integrity.
• Demonstrated ability to lead technical projects and collaborate effectively with cross-functional teams.
• Willingness to participate in on-call, emergency-support, and maintenance activities when required.
• Strong technical-documentation skills, including experience creating and maintaining system configurations, architecture documentation, procedures, runbooks, and operational records.
• U.S. Citizenship is required, along with the ability to obtain and maintain a Public Trust security clearance.

Desired Skills and Experience

• Experience supporting Edifecs platforms, healthcare EDI applications, or related enterprise healthcare technologies.
• Experience supporting VA, Department of Defense, or other Federal government technology environments.
• Advanced AWS certifications, including AWS Certified SysOps Administrator, AWS Certified Solutions Architect, and/or AWS Certified DevOps Engineer.
• Edifecs certification.
• Experience supporting cloud modernization, enterprise system migrations, automation initiatives, and infrastructure transformation programs.
• Familiarity with DevSecOps practices, automated security controls, vulnerability-management processes, and compliance-driven infrastructure operations.
• Experience operating within high-availability, regulated, and mission-critical cloud environments.

Education and Experience

• Bachelor's degree in Computer Science, Information Technology, Systems Engineering, or a related technical field.
• A minimum of eight years of progressively responsible system-administration experience, including cloud infrastructure administration and AWS environment support.
• Equivalent practical experience may be considered in lieu of formal education, as appropriate.
• AWS certifications and Edifecs experience or certification are preferred.

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About HigherEchelon, Inc.
HigherEchelon, Inc. (HE) is a service-disabled veteran owned small business (SDVOSB) with offerings in Engineering, Gaming, Human Capital, Enterprise Technology and Cyber Solutions. HigherEchelon aims to be the premier trusted partner in organizational excellence and achieves this through sustained investment in talent and the employee experience. HigherEchelon puts the employee first to better serve customer needs and sustain excellence.
HigherEchelon offers competitive full-time benefits including paid vacation and holidays, 401(k) matching, full health/dental/vision coverage, plus much more. For on-site and remote employees, flexible work schedules are offered when authorized.
By joining our team, you are choosing to embark on a journey towards excellence as a valued team member and trusted partner. We appreciate your inquiry and look forward to discussing the opportunity further.
EOE/Minorities/Females/Veterans/Disabled:
HigherEchelon, Inc. is an Equal Employment Opportunity employer and provides reasonable accommodation for qualified individuals with disabilities and disabled veterans in its job application procedures.
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, citizenship, ancestry, marital status, protected veteran status, disability status or any other status protected by federal, state, or local law. HigherEchelon, Inc. participates in E-Verify.