Senior System Administrator, Developer

Job not on LinkedIn

🕒 September 25

🇺🇸 United States – Remote

⏰ Full Time

🟠 Senior

⌨️ Systems Administrator

👻 Ghost score 13%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.Why this score:

• Open for 46 days.
• Jobs at this company usually fill in 49 days.
• No salary listed.

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Horizon Industries, Limited

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 1996

💼 Consulting

☁️ SaaS

🔒 Cybersecurity

Consulting • SaaS • Cybersecurity

Horizon Industries, Limited is an IT services and management consulting corporation that delivers a full life-cycle of support through business strategy analysis, business system development and deployment, and operational support. The company focuses on digital transformation capabilities by leveraging expertise in Robotic Process Automation (RPA) and Artificial Intelligence (AI), offering tailored solutions to meet the unique needs of its clients. Horizon Industries is committed to quality, using established management principles like CMMI and ISO, and provides services including IT support, program management, and cybersecurity solutions across the U. S. and internationally.

📋 Description

• Own execution of system administration for IDEAS as Key Personnel, directing System Administrator support and coordinating with the Database Administrator and ISSO • Administer RHEL, Apache HTTP, Oracle Java, and Oracle WebLogic across Performance, Staging, and Development environments • Perform system builds and decommissions, manage user accounts, security groups, and file permissions • Administer application-layer components including Appian, Oracle applications, and WebLogic in Staging and Production • Submit Enterprise Change Requests to the Change Advisory Board and DISA OS, database, and web administration groups • Test and document security patches in lower environments using automated scripts and schedule production deployments • Serve as named alternate to the ISSO for STIG checklist reviews, ACAS and HBSS findings, IAVA remediation, and POA&M inputs • Manage the DoD PKI certificate lifecycle, including CSRs, installation, expiration tracking, CRL updates, and certificate removal • Automate log inspection with shell scripting and Splunk and produce ranked risk and trend reports • Keep server application components within two releases of the vendor baseline • Produce and maintain system administration documentation, SOPs, SSP inputs, system diagrams, administration and troubleshooting guides, and critical-service lists • Support achieving and maintaining Authority to Operate

🎯 Requirements

• Must possess an active Secret Clearance • 10+ years of IT experience, including 5+ years administering Red Hat Enterprise Linux in production • 5+ years administering Oracle WebLogic Server • Experience patching, tuning, and securing Apache HTTP and Java applications • Hands-on DISA STIG implementation, ACAS remediation, and IAVA compliance in a DoD Risk Management Framework environment • DoD PKI and SSL/TLS certificate management • Bash scripting for automation and Splunk or a comparable log analysis tool • Experience working through formal change control in a government-hosted environment • Experience on at least two projects in a large organization administering, operating, maintaining, and securing a large-scale application

🏖️ Benefits

• Comprehensive benefits package including healthcare (medical, dental, vision, and disability) • 401k program with 100% vesting from day one and employer match after 90 days • Educational Assistance program • Student Loan Repayment Program • Gym Reimbursement Program • Paid Time Off • Training and certification support • Employee-focused, family-centric culture • Dynamic, passionate, multidisciplinary team

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