Linux Cyber Security Expert

M

Manifest Solutions

Linux Cyber Security Expert

New Albany, OH
Full Time
Paid
  • Responsibilities

    Manifest Solutions is currently seeking a Linux Cyber Security Expert for an onsite position in Gahanna, OH or New Albany, OH.

    • Linux Systems and Monitoring Engineer with experience in Red Hat Linux and Prometheus monitoring systems.
    • Support, maintain, and optimize Linux-based environments while implementing effective monitoring, alerting, and performance analysis solutions.
    • Administer and support Red Hat Enterprise Linux (RHEL) servers and related infrastructure
    • Install, configure, and maintain Prometheus for system and application monitoring
    • Develop and manage alerting rules, dashboards, and reporting for operational visibility
    • Monitor system performance, availability, and capacity trends
    • Troubleshoot Linux OS, services, networking, and monitoring issues
    • Collaborate with infrastructure, application, and security teams to support production environments
    • Perform patching, upgrades, and routine maintenance on Linux systems Automate tasks using scripting tools such as Bash, Python, or similar
    • Document procedures, configurations, and operational support processes
    • Support incident response and root cause analysis for outages or performance events
    • Design and implement advanced security architectures for OT systems.
    • Lead security incident response efforts and investigations.
    • Develop and deliver training on OT security best practices.
    • Develops and maintains necessary documentation of security systems, projects, and/or processes to ensure unified understanding of system details.
    • Plans and implements complex security projects/initiatives/incidents.
    • Translates and presents security topics competently to team members and leaders
    • Establishes recommendations based on options presented.
    • Presents security information in a clear and concise manner.
    • Collaborates on team learning needs and engages in opportunities to increase knowledge in security areas.
    • Gathers first-hand information on security requirements to find the most cost-effective improvements in security posture.
    • Researches and supplies new opportunities to improve security posture; presents new ideas and approaches.
    • Manages time and resources efficiently to accommodate multiple assignments.
    • Formulates most effective work plan and shares with other team members and groups to meet required security objectives.
    • Communicates the role and expectations of Security in meeting Enterprise Security strategies and requirements.
    • Specific tasks include vulnerability management, patch management, active directory administration, anti-virus and endpoint security, firewall ACL management, encryption and certificate management, security logging and alerting, and access/password management.
    • Complete all tasks with consideration for risk and impact to the SCADA/EMS system and the Bulk Electric System.

     

    Education:

    • Minimum of an Associate’s degree in an applicable area OR equivalent education and experience of a high school diploma/GED and two (2) years of relevant experience in an applicable area or certification in an applicable area.
    • Applicable areas defined as: IT/OT System Administration, IT/OT Application Support, Cyber Security, ADMS/DMS/EMS/OMS/SCADA.
    • Bachelor’s degree is strongly preferred.
    • In addition to any experience included in education requirements above, must have four (4) years of relevant experience in a related role.
    • CISSP or other Security certification preferred.
    • Strong technical knowledge of OT protocols and security technologies
    • Over-time, on-call assignments, and occasional travel may be required.