RCT Systems · 4 hours ago
Systems Administrator - $160K – $173K
RCT Systems is seeking a Senior Systems Administrator to support a large, cloud-native, mission-critical program focused on Entitlement, IdAM/ICAM, and digital identity services. The role involves designing, implementing, and maintaining secure AWS-based infrastructure while providing technical leadership and support to mission teams.
Big DataCyber SecurityEnergyRenewable EnergySoftware EngineeringWeb Development
Responsibilities
Design, implement, and maintain cloud-native services in AWS
Provide technical leadership and hands-on engineering support to mission teams
Support 24/7 mission-critical systems with a rotating on-call schedule (1 week every ~2 months)
Perform Linux system administration, security patching, and AWS server support
Support a COTS LDAP-based service used by hundreds of sponsor systems
Ensure high availability, security, and compliance of enterprise systems
Work within Agile/Scrum teams and DevOps CI/CD pipelines
Produce strong technical documentation and design guidance
Qualification
Required
BS + 6–10 years of experience
Expert Linux system administration (Bash/CLI)
Strong AWS and cloud infrastructure-as-code experience
Experience with security accreditation processes
DevOps tools (GitHub, Jenkins, Puppet, Docker, Rundeck, etc.)
Elastic stack (Elasticsearch, Logstash, Kibana, Beats)
Agile experience and cross-functional team collaboration
Ability to support privileged access and on-call rotation
TS/SCI with Polygraph
Preferred
LDAP experience
AWS Associate-level certification
3+ years of C2S experience
CloudFormation, Tomcat, NGINX
IAM / IdAM / ICAM, authentication & authorization systems
Containerization, Ansible, JavaScript, SQL
Benefits
Competitive benefits package (medical, dental, vision, life insurance)
Immediate 401k vesting
Generous PTO and flexible schedules
$500.00 annual technology allowance