Sr Systems Administrator

ELEVI Associates•San Antonio, TX

2d•$170,000 - $195,000•Onsite

About The Position

ELEVI is seeking two Senior Linux Systems Administrators with networking experience to support a high-priority malware analysis modernization program. The role supports a large software development program that develops, operates, and maintains mission-critical enterprise capabilities, including existing mission systems and modernized cyber analysis, orchestration, and data enrichment products. The team uses Agile methodology, DevOps principles, and test-driven development practices. The positions are full-time and located in San Antonio, Texas, or FANX, Maryland. Telework is not available. Candidates must be willing to work in the San Antonio, Texas area and must hold a current or active security clearance with polygraph. The proposed salary range is $170,000–$195,000. ELEVI offers competitive compensation, benefits, and learning and development opportunities, including healthcare, wellness, financial, retirement, family support, continuing education, and time-off benefits.

Requirements

15 or more years of Systems Administrator experience on programs and contracts of similar scope, type, and complexity.
Bachelor’s degree in a technical discipline from an accredited college or university, or five or more additional years of Systems Administrator experience in place of the degree.
Current or active security clearance with polygraph.
Willingness to work in the San Antonio, Texas area.
Expert Linux systems administration skills, including server troubleshooting, virtual and bare-metal server management, Red Hat Satellite, and enforcement of STE/STN policies.
Experience managing infrastructure users and hosts with Red Hat FreeIPA.
VMware experience managing ESXi hypervisors and vCenter appliances.
Experience creating and modifying Ansible playbooks for infrastructure automation.
Proficiency architecting and deploying network solutions with Cisco switches and routers.
Ability to diagnose and resolve complex connectivity issues, outages, and network bottlenecks.
Experience performing Cisco upgrades, applying patches, and optimizing network efficiency.
Extensive experience troubleshooting infrastructure issues.
Experience managing Kubernetes RKE2 clusters.
Strong skills managing Pure Storage/Everpure arrays and VMware vSAN.
Experience with infrastructure monitoring tools.
Bash scripting skills.

Nice To Haves

Familiarity with Atlassian tools, including Confluence and Jira, and GitLab.
Experience managing MongoDB database clusters.
Experience managing Trellix FireEye VX, AX, and CM appliances.

Responsibilities

Support implementation, troubleshooting, and maintenance of IT systems.
Manage IT system infrastructure and related processes.
Support day-to-day IT system operations, monitoring, and problem resolution across client/server, storage, network, and mobile devices.
Provide Tier 1 help desk and Tier 2 escalation problem identification, diagnosis, and resolution; communicate status to agency management and internal customers; dispatch system and hardware problems; and remain involved through resolution.
Configure and manage UNIX and Windows operating systems; install and load operating system software; troubleshoot and maintain system integrity; configure network components; and implement operating system enhancements to improve reliability and performance.
Troubleshoot server problems and manage virtual and bare-metal servers, Red Hat Satellite, and STE/STN policies.
Manage infrastructure users and hosts using Red Hat FreeIPA.
Manage VMware ESXi hypervisors and vCenter appliances.
Create and modify Ansible playbooks for infrastructure automation.
Architect and deploy network solutions using Cisco switches and routers; diagnose and resolve connectivity issues, outages, and network bottlenecks; perform upgrades and patches; and optimize network efficiency.
Manage Kubernetes RKE2 clusters.
Manage Pure Storage/Everpure arrays and VMware vSAN.
Use infrastructure monitoring tools and Bash scripting.