Cloud System Administrator 2

Wyetech•Laurel, MD

1d•Onsite

About The Position

Wyetech is seeking a highly skilled Cloud System Administrator Level 2 / Senior Cloud & Distributed Systems Engineer to support mission-critical cloud-based data repositories serving thousands of Intelligence Community users. This position operates in a dynamic, high-tempo operational environment where requirements can evolve rapidly in response to global events. The selected candidate will administer and engineer large-scale Hadoop and Accumulo clusters, maintain system reliability and security, and collaborate across infrastructure, networking, hardware, and security teams to ensure continuous mission availability. This is not a traditional system administration role. It is a reliability-focused distributed systems engineering position operating at scale, with a strong emphasis on automation, observability, troubleshooting, performance optimization, and continuous improvement.

Requirements

Seven (7)+ years of Linux Systems Administration experience.
Deep understanding of Linux operating systems and internals.
User and group account administration, including LDAP.
Configuration and administration of DHCP, DNS, and TFTP.
System patching, upgrades, and security hardening.
Performance tuning and resource optimization.
Minimum three (3) years of experience administering large distributed systems.
Experience supporting multiple clusters.
Experience supporting clusters spanning at least three racks.
Experience supporting environments with a minimum of 60 nodes per site.
Experience with Hadoop, including HDFS and YARN tuning.
Experience with Accumulo, including tablet balancing and performance optimization.
Experience with distributed storage technologies such as Cassandra, Scality, Swift, Gluster, Lustre, GPFS, Amazon S3, or comparable technologies.
Experience with Kubernetes orchestration services, with CKA-level knowledge preferred.
Docker containerization and image management.
Helm charts and cluster configuration.
StatefulSets and persistent volume management.
Cloud-based storage architectures.
Five (5)+ years of scripting experience using Bash, Python, or Perl.
Experience with configuration management technologies such as: Puppet Ansible Salt
Infrastructure as Code experience using Terraform or CloudFormation.
Experience integrating CI/CD pipelines and Git-based workflows.
Experience implementing and managing monitoring and observability solutions such as: Prometheus/Grafana ELK/OpenSearch Splunk Cloud-native monitoring platforms
Experience designing and tuning alerting frameworks.
Experience defining and supporting SLAs/SLOs.
Incident response participation and documentation.
Root Cause Analysis and post-incident review experience.
Capacity planning and performance analysis.
Understanding of VLANs, port-channel bonding, and Layer 2/Layer 3 interactions.
TCP/IP troubleshooting.
Experience with load-balancing technologies such as F5, HAProxy, and NGINX.
Firewall rule management.
Network performance analysis and troubleshooting.
RAID and storage architecture knowledge.
Object-storage optimization.
Data replication and backup strategies.
Multi-site failover and Disaster Recovery (DR) planning.
Understanding of RPO/RTO requirements and considerations.
Experience with Active/Active or Active/Passive cluster designs.
Experience with system hardening, with STIG implementation preferred.
Experience with vulnerability-scanning tools such as ACAS/Nessus.
Familiarity with the Risk Management Framework (RMF).
Security logging and audit compliance.
Experience operating within TS/SCI environments.
Experience with software development/engineering activities including requirements analysis, installation, integration, evaluation, enhancement, maintenance, testing, and problem diagnosis/resolution.
Experience with Open Source/NoSQL technologies supporting highly distributed and massively parallel computation, including HBase, Accumulo, and Bigtable.
Experience with the MapReduce programming model and technologies such as Hadoop, Hive, and Pig.
Experience with the Hadoop Distributed File System (HDFS).
Experience working with serialization formats such as JSON and/or BSON.
Experience developing or supporting RESTful services.
Experience working with UNIX/Linux operating environments.
Experience with Object-Oriented systems and requirements analysis.
Experience developing solutions that integrate and extend FOSS/COTS products.
Experience with software integration and testing, including test plans and test scripts.
Demonstrated technical-writing skills and experience producing technical documentation in support of engineering or software-development projects.
Minimum three (3) years of experience administering large distributed systems as described above.
Seven (7) years of Linux Systems Administration experience.
Five (5) years of scripting experience.
Security+ or other DoD 8570-compliant certification is required.
Candidate must also possess one (1) of the following certifications: AWS Certified SysOps Administrator – Associate AWS DevOps Engineer – Professional Certified Kubernetes Administrator (CKA)
Active TS/SCI security clearance with current polygraph is required.
Due to federal contract requirements, United States Citizenship and position appropriate security clearance is required.

Nice To Haves

CKA-level knowledge preferred for Kubernetes orchestration services.

Responsibilities

Monitor system health, performance, availability, and reliability across large distributed clusters.
Troubleshoot and resolve complex hardware, software, network, infrastructure, and cloud-platform issues.
Perform Root Cause Analysis (RCA) and contribute to post-incident reviews and corrective actions.
Maintain and optimize terabyte-scale Hadoop and Accumulo environments.
Administer and maintain distributed storage systems.
Engineer and improve monitoring, observability, and alerting frameworks.
Participate in system architecture and engineering design discussions.
Create and maintain automation scripts and Infrastructure as Code (IaC) deployments.
Patch, upgrade, configure, and harden systems in accordance with applicable security and compliance standards.
Administer LDAP-based user and group accounts.
Maintain hardware inventory and asset tracking.
Provide after-hours on-call support in a mission-driven operational environment.
Interface and collaborate with hardware, networking, infrastructure, software, and security teams.

Benefits

The company automatically contributes 20% of each employee's gross compensation to a Simplified Employee Pension (SEP) IRA, with no requirement for employee matching.
All contributions are fully vested from day one, ensuring immediate ownership of retirement funds.
Wyetech provides a generous PTO plan of up to 200 hours annually, aligned with applicable state leave regulations.
Employees have the flexibility to adjust their PTO allocation at the start of each calendar year, ensuring it meets their evolving needs.
A Choice of Medical Plan Options, some with Health Savings Account (HSA)
Vision and Dental
Life and AD&D Benefits
Short and Long-Term Disability
Hospital Indemnity, Accident, and Critical Illness Insurances
Optional Identity Theft and Legal Protection Services
Employee Referral Bonus Eligibility up to $10,000
Mobility Among Wyetech-supported Contracts
Various contract and work locations throughout Maryland, Virginia, Colorado, Texas, Utah, Alaska, Hawaii and OCONUS
Various team-building events throughout the year such as: monthly lunches, summer company picnic, and an annual holiday party.
Employees receive two complimentary branded clothing orders annually.