Unix/Linux Administrator

Senior Unix Linux Systems EngineerSystem One IT is seeking a Senior Linux/Unix Systems Engineer to support a federal end-customer. The role will serve as the senior technical authority for the agency's Linux platform.Duties and Responsibilities:Engineering and DesignTechnical LeadershipOperations and SustainmentEducation and Years of Experience:Bachelor's degree in computer science, information systems, engineering, or a related technical field, and eight (8) or more years of progressive Linux/Unix administration and engineering experience.A minimum of three (3) years performing at a senior, lead, or principal level with design and architecture ownership for an enterprise Linux environment.Senior-level RHEL administration and engineering; working knowledge of Oracle Linux.Demonstrated experience designing and implementing enterprise automation and configuration management (Ansible or Ansible Automation Platform, Red Hat Satellite, or comparable tooling).Demonstrated experience planning and executing major operating system version migrations or platform modernization efforts.Solid understanding of networking protocols (TCP/IP, DNS, VPN, and related).Experience with virtualization technologies (VMware, Hyper-V, and comparable platforms).Expertise in shell and scripting languages (Bash, Python) applied to automation, remediation, and troubleshooting.Experience with version control tools such as Git, including version control of infrastructure and configuration artifacts.Working knowledge of cloud infrastructure (AWS or Azure) and of on-premises-to-cloud migration approaches.Applied knowledge of system security engineering, including CIS and STIG hardening, vulnerability management, and federal compliance frameworks (FISMA, NIST SP 800-53).Demonstrated ability to complete technical projects independently, with strong organizational skills and attention to detail.Strong problem-solving skills and excellent written and oral communication skills.Required Certifications:Red Hat Certified System Administrator (RHCSA).Preferred Certifications:Red Hat Certified Engineer (RHCE) or Linux Professional Institute Certification (LPIC-2).CompTIA Linux+.AWS or Microsoft Azure associate-level certification.Background Requirements: Must possess or be eligible to obtain and complete a Public Trust background investigation and/or a Public Trust clearance. Citizenship Status Required: Must be a U.S. Citizen Physical Requirements: None required for this position. Location: Washington, DC Work Arrangement:Hybrid – On-site support at Headquarters in Washington, DC, at least 2 times per week or as needed to meet the needs of the program.Telework with onsite support at FTC Headquarters at least twice per week, or as needed to meet the needs of the program.Hours: FTC core hours, Monday through Friday, 8:00 a.m. to 5:00 p.m. EST, with occasional overtime, weekend work, or after-hours response to critical outages and scheduled maintenance windows.System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.