• Senior Linux Administrator

    Posted Date 2 weeks ago(12/4/2018 10:20 AM)
    Job ID
    # of Openings
    Job Location(s)
    Information Technology
  • Overview

    Medical Science & Computing (MSC) is an exciting growth oriented company, dedicated to providing mission critical scientific and technical services to the Federal Government. We have a distinguished history of supporting the National Institutes of Health (NIH) and other government agencies. MSC offers a dynamic and upbeat work environment, excellent benefits and career growth opportunities.


    We attract the best people in the business with our competitive benefits package that includes medical, dental and vision coverage, 401k plan with employer contribution, paid holidays, vacation, Medical and Flexible Spending Accounts, Pre-Tax Transit Assistance and tuition reimbursement. If you enjoy being a part of a high performing, professional service and technology focused organization, please apply today!


    Duties & Responsibilities

    Medical Science & Computing is searching for a Senior Linux Administrator to support our client at the National Institutes of Health.



    • Design, implement, and evaluate current and future infrastructure initiatives for the highest level of efficiency and performance
    • Work closely with various IT groups including but not limited to project management, database administration, network and security teams, application team and assist in overall architectural design, implementation and troubleshooting
    • Participate in data center consolidation, and migration to the cloud.
    • General Administration of Unix/Linux - Installation, Users Creation, Group Creation, Permissions, Creations of Folders, Mail/SMTP, Web (Apache, Tomcat), FTP, DNS, Proxy, Samba, Firewall (NAT, IP Tables, Packet Filter, IP Filter), LDAP, NFS, NIS, NFS/CIFS/FCP
    • Perform problem diagnosis, troubleshooting and resolution
    • Perform new hardware and Linux OS installations, patching and upgrades
    • Maintain operating systems and associated infrastructure software
    • Design and document SOPs (Standard Operating Procedures) for system administration activities
    • Install and maintain Server OS and configuration using tools automated installation like Kickstart and Configuration Management tools like Puppet
    • Respond to service calls remotely using laptop over VPN.




    • BS in Computer Science or Engineering or information systems or related field (or equivalent experience) required
    • 7+ years Linux systems administration experience specifically in managing or supporting RedHat and/or Centos Linux in production environments
    • Scripting skills: Highly skilled in a at least two typical scripting languages (shell/bash, perl, python, ruby)
    • Cloud Management/Virtualization ( Amazon EC2, S3, CloudFormation) experience a plus
    • Experience supporting VMWARE infrastructure in a large enterprise environment.
    • Experience configuring Linux guests in a VMware ESX environment
    • SAN/NAS/Storage solutions experience with NetApp, NFS, or related technologies
    • Ability to develop a complete disaster recovery and system backup plan with the responsibility of producing and maintaining all system documentation
    • Expertise in developing automated scripts for monitoring or analyzing the operation of infrastructure, including Nagios scripts, log file reporting, Spacewalk/RedHat Satellite and Puppet scripts
    • Experience working with F5 web load balancing systems a plus
    • Must be able to participate in a 7/24/365 on-call rotation
    • Must be able to work evenings and/or weekends and/or during change windows outside of normal business hours
    • Must be able to work with minimal supervision, is self-motivated and able to define, plan and implement long-term goals, tasks and projects
    • Ability to technically lead a project through the lifecycle and consult with the customer on business requirements
    • Excellent problem solving, multitasking, troubleshooting skills and attention to details are required to work in this challenging and dynamic environment
    • Very strong interpersonal, customer service, result oriented and team building skills are essential 
    • Have excellent communication skills – written, verbal, and presentation


    Medical Science & Computing is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected Veteran status.


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