ME00678-Cloud System Administrator 2

Rippling, Inc.; Annapolis (MD); Hybrid; USD 120,000 - 160,000; Full time

Benefits offered by this job

11 paid holidays

Minimum 3 weeks PTO

Company-sponsored group medical plan

Company paid dental

Vision insurance

Life insurance

STD/LTD plans

Job summary

Momentum Engineering, Inc. is seeking a Cloud System Administrator to sustain a cloud platform built with Java and OSS tools. The role covers day-to-day operations, Tier 1–3 support, and proactive issue resolution in a Linux, Red Hat/CentOS environment.

The ideal candidate has 7+ years in Red Hat/Linux, DNS/DHCP experience, and DoD 8570 IAT Level I (Security+). Expect collaboration with developers and mission users to maintain secure, scalable systems.

Qualifications

• Active TS/SCI clearance with NSA Full Scope Polygraph.
• 7+ years Red Hat/CentOS administration from the command line.
• 7+ years Linux/Unix networking with tools like nmap, tcpdump, firewalls.
• 7+ years Red Hat/CentOS kickstart and provisioning experience.
• 2+ years DNS administration (DNS, hosts, DHCP).
• Strong troubleshooting in Linux environments.
• Bachelor’s degree in Systems Engineering, CS, IS, or related field.
• DoD 8570 IAT Level I certification or higher (Security+ preferred).
• Certifications in cloud and 8570-compliant areas will be verified.

Responsibilities

• Operate and maintain cloud-based infrastructure and platform services.
• Provide Tier 1–3 technical support for operational issues.
• Troubleshoot Linux/Unix hardware, software, networking, and applications.
• Monitor system health, availability, and performance.
• Manage Red Hat/CentOS systems via CLI and kickstart.
• DNS provisioning and DHCP configuration support.
• Support Kubernetes, Hadoop, and OpenStack environments.
• Develop automation scripts in Python or Bash.
• Collaborate with engineers to resolve issues and ensure stability.
• Participate in incident response and root-cause analyses.

Skills

TS/SCI clearance

Red Hat/CentOS

Linux networking

DNS administration

DHCP

Python scripting

Bash scripting

Docker

Kubernetes

AWS

8570 IAT Level I

Security+

Education

Bachelor's degree

Tools

Docker

Hadoop

HDFS

Grafana

JIRA

Salt

Ansible

OpenStack

AWS

Job description

Momentum Engineering, Inc. fosters an employee-centric culture. Our strength lies in our people. With a high percentage of employees holding advanced degrees in engineering, computer science, and related disciplines, we bring deep technical expertise to every mission. Our team includes professionals with security clearances and full-scope polygraphs, ensuring trusted, secure support for the most sensitive national security initiatives. Additionally, our workforce is equipped with industry-leading certifications, demonstrating a commitment to continuous learning and excellence. Most importantly, our exceptional employee retention rate reflects a culture of professional growth, mission focus, and dedication ensuring long-term stability and expertise for our customers’ critical needs.

Job Summary

• Seeking a Cloud System Administrator to support the day-to-day operation and stability of a cloud-based platform built with Java and Free and Open-Source Software technologies, including Kubernetes, Hadoop, and Accumulo
• The platform supports the execution of data-intensive analytics across managed infrastructure in a mission-focused environment
• The ideal candidate is self-motivated, detail-oriented, and able to thrive in a fast-paced team environment while proactively identifying and resolving operational issues
• This position includes Tier 1 through Tier 3 support responsibilities

Primary Responsibilities

• Support the day-to-day operation, administration, maintenance, and stability of cloud-based infrastructure and platform services
• Provide Tier 1 through Tier 3 technical support for operational issues affecting users, applications, and infrastructure
• Troubleshoot and resolve hardware, software, networking, system, and application issues within Linux-based environments
• Monitor system health, availability, performance, and operational status
• Support Red Hat and CentOS systems through command-line administration and troubleshooting
• Perform Linux and Unix networking support, including use of tools such as nmap, tcpdump, and firewall utilities
• Support system provisioning and Red Hat/CentOS kickstart configuration
• Perform DNS administration and support associated hosts files and DHCP configurations
• Support cloud and distributed computing technologies including Kubernetes, Hadoop, and Accumulo
• Assist with containerized environments using Docker and Kubernetes
• Develop and maintain automation and administrative scripts using Python, Bash, or similar scripting languages
• Support troubleshooting and administration of Hadoop Distributed File System (HDFS) environments
• Work with monitoring and visualization tools such as Prometheus and Grafana
• Support configuration management and automation tools such as Salt and Ansible
• Document operational procedures, troubleshooting steps, system changes, and recurring issues
• Collaborate with developers, system administrators, engineers, and mission users to resolve technical issues and maintain reliable platform operations
• Participate in incident response, problem diagnosis, root cause analysis, and corrective actions as required
• Support evening or mid-shift operational coverage in accordance with team requirements

Required Qualifications

• Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph
• Seven (7) years of experience administering Red Hat/CentOS systems from the command line
• Seven (7) years of experience with Linux/Unix networking, including tools and technologies such as nmap, tcpdump, and firewalls
• Seven (7) years of experience with Red Hat/CentOS kickstart and system provisioning, including setup and configuration
• Two (2) or more years of experience with Red Hat DNS administration, including DNS, hosts files, and DHCP
• Strong experience troubleshooting operational issues in Linux environments
• Bachelor’s degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university
• DoD 8570 IAT Level I certification or higher, preferably Security+, obtained prior to start
• Candidates must possess at least one of the following certifications:
• Possession of both an applicable cloud certification and an 8570-compliant certification is required and will be verified during the interview or offer process

Desired Qualifications

• Experience with one or more of the following is beneficial:
• Docker
• Hadoop
• Hadoop Distributed File System (HDFS)
• Python scripting
• Bash scripting
• Grafana
• JIRA
• Salt
• Ansible
• Virtualization technologies
• OpenStack
• Amazon Web Services (AWS)

• Exempt hourly position.
• 11 paid holidays
• minimum of 3 weeks PTO
• company sponsored group medical plan
• company paid dental
• vision
• life insurance
• STD/LTD plans

Salary is dependent upon the candidate’s experience and qualifications.