System Administrator 2

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 Systems Administrator to sustain, administer, and optimize enterprise cloud environments built on Java and open‑source technologies, including Kubernetes, Hadoop, and Accumulo. The candidate will directly support high‑performance, data‑intensive analytics running on secure, managed infrastructure that enables critical Intelligence Community missions The Cloud Systems Administrator will ensure the stability, availability, and performance of cloud‑based systems by providing Tier 1 through Tier 3 operational support, troubleshooting complex Linux environments, and collaborating with engineering teams to continuously improve platform reliability and operational efficiency This position offers exposure to a broad range of cloud, Linux, automation, and big data technologies while supporting mission‑critical operations in a dynamic, fast‑paced environment Primary Responsibilities Administer, monitor, and maintain cloud‑based enterprise platforms supporting mission‑critical analytics and operational workloads Support cloud infrastructure built on Kubernetes, Hadoop, Accumulo, and other open‑source technologies Ensure operational stability, availability, security, and performance of mission‑critical systems Provide Tier 1, Tier 2, and Tier 3 operational support, including participation in a rapid on‑call rotation supporting customer operations Work a mid‑shift schedule, including Fridays and Saturdays, to support operational mission requirements Troubleshoot and resolve complex Linux operating system, networking, application, and infrastructure issues Install, configure, provision, and maintain Red Hat Enterprise Linux (RHEL) and CentOS systems using Kickstart and automated deployment methods Perform Linux/UNIX network troubleshooting utilizing tools such as nmap, tcpdump, firewall diagnostics, and network analysis utilities Administer DNS services, host files, DHCP, and related Linux networking components Monitor, troubleshoot, and optimize Hadoop and Accumulo clusters to ensure system performance and data integrity Develop and maintain automation scripts using Bash and Python to improve operational efficiency and system management Utilize configuration management tools such as Puppet to automate system provisioning and configuration management Collaborate with software engineers, cloud engineers, infrastructure teams, and cybersecurity personnel to resolve system performance, networking, and data flow issues Diagnose operational issues and elevate complex infrastructure, networking, storage, or application problems as appropriate Maintain technical documentation, standard operating procedures (SOPs), operational runbooks, and system configuration records Participate in continuous improvement initiatives to enhance cloud platform reliability, scalability, and operational effectiveness Required Qualifications Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical discipline An additional two (2) years of relevant work experience may be substituted for the degree requirement Minimum of five (5) years of relevant experience supporting Linux‑based enterprise environments Minimum of five (5) years administering Red Hat Enterprise Linux (RHEL), CentOS, or similar Linux operating systems, including command‑line administration, system provisioning, and Kickstart deployments Minimum of five (5) years of Linux/UNIX networking experience, including troubleshooting using nmap, tcpdump, firewall technologies, and network diagnostics Minimum of two (2) years administering Red Hat DNS services, including DNS configuration, host file management, and DHCP administration Proficiency developing automation scripts using Bash and Python Experience utilizing configuration management tools such as Puppet Experience monitoring, administering, and troubleshooting cloud‑based Linux systems, including large Hadoop and Accumulo clusters Demonstrated ability to diagnose, troubleshoot, and appropriately elevate network, system, application, and data flow issues DoD 8570 IAT Level I certification or higher is required (Security+ preferred) Candidates must possess one of the following certifications prior to employment. Certification will be verified during the interview or onboarding process Desired Qualifications Experience administering Kubernetes, Docker, Hadoop, and distributed data processing platforms Experience supporting enterprise cloud environments utilizing AWS or hybrid cloud architectures Experience with monitoring and observability tools such as Prometheus and Grafana Experience using Jira for incident management, operational tracking, and workflow management Experience supporting HDFS and distributed storage environments Familiarity with SaltStack, Ansible, or other enterprise automation platforms Experience supporting virtualization technologies and OpenStack environments Knowledge of cybersecurity best practices, system hardening, vulnerability remediation, and secure systems administration Experience supporting Intelligence Community or Department of Defense operational environments Exempt hourly position. 11 paid holidays, minimum of 3 weeks PTO, company sponsored group medical plan, company paid dental, vision, life insurance, and STD/LTD plans. Salary is dependent upon the candidate’s experience and qualifications. #J-18808-Ljbffr