Linux System Administrator

Linux System Administrator Job Locations US-PA-West Mifflin Job ID 2025-5811 Opportunity Information Management Group (IMG) is seeking a highly motivated Linux Operating System Administrator to join our team in West Mifflin, PA. This on-site position requires a professional who brings strong technical expertise, exceptional attention to detail, and a collaborative approach to problem-solving. At IMG, our success is driven by our people. We foster a collaborative environment where employees are empowered to grow professionally, contribute meaningfully, and make a lasting impact on the missions we support. The successful candidate will play a key role in developing, implementing, and maintaining effective workflow solutions that enhance operational efficiency, support mission objectives, and contribute to overall organizational success. Key Responsibilities: Administer and optimize RedHat Linux systems, OpenShift, VMWare, and Cloudera platforms including authentication, cluster management, user management, monitoring, performance and data management. Implement and enforce security measures to meet NIST 800-53 standards. Monitor system performance, troubleshoot issues, and perform regular maintenance. Manage system updates, patches, and upgrades to ensure system integrity. Develop and enforce backup and disaster recovery plans. Provide support for system configurations, user management, and access control. Document system configurations, procedures and updates. Collaborate with IT teams to integrate and manage applications and services Qualifications This role involves ensuring the stability, security, and performance of these systems while adhering to U.S. government risk management frameworks such as NIST 800-53. the administrator will handle system administration tasks, perform regular updates and security patches, troubleshoot and resolve issues, and develop robust backup and disaster recovery strategies. This role requires collaboration with IT teams to integrate and support various applications and services, ensuring comprehensive documentation and compliance with security protocols. Additionally, the subcontractor will assist in the development of Plans of Action and Milestone (POA&Ms), Risk Management Framework (RMF) and Risk Based Decisions (RBDs) for deficiencies found during the information system authorization process. Required Education/ Experience: Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience. At least five years' experience with RedHat Linux, VMware, and OpenShift cumulative At least two years of experience supporting development of information system security authorization packages in accordance with Risk Management Framework (NIST 800-37, 800-53, 800-53a) Strong understanding of system security principles and experience with NIST 800-53 compliance. Proficient in system performance tuning, troubleshooting and problem resolution. Experience with scripting and automation (e.g., Bash, Python). Excellent communication skills and ability to work collaboratively with cross-functional teams Desired Experience: At least 3 years' experience with Cloudera Data Platforms (CDP) At least 1 year experience with Denodo data virtualization At least 1 year experience with Neo4j development and administration or other graph database technologies. At least 1 year experience with LakeFS, RedHat OpenShift AI or other data versioning and MLOps tools. Knowledge of infrastructure security, endpoint protection, vulnerability management tools Relevant certifications (e.g., RHCE, VCP, CCA) are a plus. Clearance Required: DOD Top Secret or DOE Q or higher required prior to consideration About IMG: Founded in 1987, IMG is a leading small business that exemplifies competence, integrity and follow-through. We consistently provide customer focused professional services, which ensures our company is recognized for continually exceeding expectations. We believe that at the core of our success stand our people. Our people have provided professional services in the Information Technology field for our customers with a commitment to customer satisfaction for over 35 years. Why Join IMG? Join a team that has built a reputation for excellence, integrity, and customer commitment. At IMG, you'll have the opportunity to contribute to meaningful government missions while growing your career within a supportive and collaborative environment. Benefits IMG offers a comprehensive benefits package, including: Medical, Dental, Vision, and Life Insurance Short-Term and Long-Term Disability Insurance 401(k) Retirement Plan with Generous Company Match Health Savings Account (HSA) Supplemental Benefits Paid Time Off and Paid Federal Holidays Professional Development and Training Assistance IMG is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, or any other characteristic protected by applicable federal, state, or local law. Information Management Group