{"id":2473998,"url":"https://alion.io/job/atr-senior-rhel-engineer","title":"Senior RHEL Engineer","company":{"id":2572760,"name":"Arena Technical Resources","domain":"atr.com","url":"https://alion.io/company/atr-com","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"C","score":65,"open_postings":122,"ghost_share":0.582,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Colorado Springs, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":100000,"max_usd":189000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":5578},"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Grafana","optional":false},{"name":"IAM","optional":false},{"name":"Kubernetes","optional":false},{"name":"Loki","optional":false},{"name":"OpenShift","optional":false},{"name":"Prometheus","optional":false}],"status":"live","first_seen_at":"2026-08-24T14:31:09Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-15T10:50:49Z","board_verified":true,"closed_at":null,"days_open":51,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":51},"description":"Job Title: Senior RHEL Engineer\nJob Location: Colorado Springs, CO - Remote\nEligibility/Clearance: Active Secret\nJob Description: We are seeking a highly skilled and experienced Senior\nRHEL Engineer to join our team. As a Senior RHEL Engineer, you will be\nresponsible for leading the deployment and management of Red Hat\nOpenShift clusters, ensuring high availability and security. This role\ninvolves developing and maintaining automation scripts for system\nprovisioning, configuration management, and deployment.\nJob-Specific Essential Duties and Responsibilities\n- Architect and deploy containerized applications using Red Hat\nOpenShift, ensuring optimal performance and scalability.\n- Implement and optimize monitoring and logging tools (e.g., Prometheus,\nLoki, Grafana) for real-time tracking of application health.\n- Transition OpenShift cluster operations from connected to partially\ndisconnected environments, ensuring seamless deployment of critical\nsecurity updates.\n- Automate cluster provisioning and scaling to reduce deployment time\nand minimize human error.\n- Manage and optimize multi-cluster OpenShift environments across\nproduction and development clusters, ensuring 99.99% uptime.\n- Conduct knowledge-sharing sessions and update documentation to improve\nteam expertise in Red Hat Advanced Cluster Manager and Kubernetes\nmanagement.\n- Integrate Red Hat Satellite for efficient patch management and system\nupdates across multiple environments.\n- Develop and implement disaster recovery plans and backup strategies\nfor critical systems.\n- Configure and manage network services (e.g., DNS, DHCP, NFS) within\nRHEL environments.\n- Perform kernel tuning and system optimization to enhance performance\nand reliability.\n- Implement and manage security policies using SELinux and firewall\nconfigurations.\n- Conduct root cause analysis for system failures and implement\ncorrective actions to prevent recurrence.\n- Implement and manage cloud security best practices, including identity\nand access management (IAM), encryption, and network security.\n- Monitor and optimize cloud resource usage to ensure cost efficiency\nand performance.\n- Develop and maintain CI/CD pipelines for automated deployment and\ntesting of applications in cloud environments.\nJob-Specific Minimum Requirements:\n- An active Secret Clearance is required.\n- Due to federal requirements, only US Citizens can be considered.\nCandidates with dual citizenship cannot be considered.\n- 12+ years of experience with 7+ years working directly with RHEL.\nCandidate should show clear career progression in RHEL engineering.\n- Demonstrated focus on system integrations and DevOps\n- 4+ years should include hands on OpenShift experience.\n- Participation in a rotational on-call schedule is required, so\ncandidates must reside within a commutable distance.\n- Additional tasks to be assigned as needed.\nPreferred Skills and Qualifications:\n- Recent experience under DHS\n- RedHat certifications - RHCE, RedHat Certified - OpenShift, RHCSA, etc\nArena Technical Resources, LLC, (ATR) is an Equal Opportunity Employer\n(EOE) who will provide equal employment opportunity to employees and\napplicants for employment without regard to race, ethnicity, religion,\ncolor, sex, pregnancy, national origin, age, veteran status, ancestry,\nsexual orientation, gender identity or expression, marital status,\nfamily structure, genetic information, or mental or physical disability.","description_format":"text","description_chars":3428,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-13T20:44:47Z"}],"visa":[],"liveness":{"score":7,"band":"cold","label":"Long shot","p_open":1,"p_active":0.244,"p_room":0.28,"age_days":51,"expected_fill_days":23,"reasons":["conf:4","agency","stale_co","urgency","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/atr-senior-rhel-engineer","json_url":"https://alion.io/job/atr-senior-rhel-engineer.json","meta":{"generated_at":"2026-10-15T12:43:29Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":19663,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2572760},"rest":"https://alion.io/mcp/rest/get_company?id=2572760"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fatr-senior-rhel-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fatr-senior-rhel-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fatr-senior-rhel-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/atr-senior-rhel-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fatr-senior-rhel-engineer"}]}