The Computer Merchant, Ltd. System Administrator in Lexington, Massachusetts

Reference # : 17-02433 Title : System Administrator Category: Information Technology

Location :

Lexington, MA

Position Type : Contract Experience Level : 4 Years Start Date / End Date : 12/01/2017 / 12/01/2020

Description System Administrator (shared position)


The Advanced Concepts and Technologies Group develops radar, communications, and systems technologies for use in future air defense systems. Of particular interest is the development of highly digitized phased-array radars and advanced signal processing techniques to enable the next generation of shipboard and airborne surveillance sensors. Major activities within the group include system concept development, modeling and simulation, signal processing algorithm design, prototype system design and development, and experimental field testing and data analysis.

The Advanced Undersea Systems and Technology Group develops innovative undersea and undersea-enabled capabilities for transition to operational systems of the US Navy and other Department of Defense (DoD) sponsors. Focus areas include acoustic and non-acoustic sensors, undersea networks, autonomous systems, and advanced signal processing algorithms. The group performs rigorous systems analyses, develops system architectures, and builds prototypes to demonstrate the viability and effectiveness of new concepts, capabilities, and processing techniques. In addition, the group provides undersea domain and technology expertise to inform and motivate Client cross-domain concept development.

Both Group 39 and 37 are in need of a System Administrator II to administer GNU/Linux desktop/server environments, including Red Hat, Ubuntu, and Centos.

Position Scope/Job Functions

Responsibilities include:

  • Administer GNU/Linux desktop/server environments, including Red Hat, Ubuntu, and Centos distributions

  • Administer virtualized networks using VMware and other virtualization technologies

  • Administer Microsoft Windows and Apple Macintosh desktop environments, including Win 7 and OS X

  • Support installation, maintenance, repair and upgrade of computer and network equipment

  • Review and test new hardware and software applications, and make recommendations for purchases

  • Design and implement shell scripts and other tools to automate processes and provide needed capabilities to technical staff

  • Contribute to projects to improve aspects of the computing and network infrastructure: data storage, backups and recovery, network bandwidth and throughput, application installation and management

  • Support design and implement configuration management and monitoring of systems and networks

  • Collaborate with other personnel within the organization to enhance technology and support practices

  • Maintain regular contact with our client and security resources and to rapidly reconfigure systems to report and remediate performance and security issues

Skills: Required

Operating Systems: UNIX/Linux, Windows, OSX, VMware, Cisco IOS

Hardware: Client/AMD, Cisco, Sun/Oracle, Dell, Apple, EMC, NetApp

Software/applications: SAP, Microsoft Office Suite (Word, Excel, PowerPoint, Visio, Outlook), MS Active Directory, LDAP, Java, Javascript, SQL, BMC Footprints, VMware, SCCM 2012, SCOM 2012, EMC Networker, Solarwinds

Networking applications and protocols: TCP/IP, DNS, NTP, DHCP, SSH, FTP and HTTP/S

Programming Languages: Perl, Python, Shell Scripting, Powershell

System auditing, hardening and firewall configurations

Skills: Preferred

  • Candidate must be able to demonstrate a proven track record with all of these abilities to be considered:

  • Experience installing and deploying VMware ESXi in a clustered environment.

  • Experience installing and managing virtual machines with vCenter Server.

  • Experience with automated installation and management systems for Linux, ie Kickstart and Satellite

  • Experience installing and managing network services such as DNS, DHCP, NFS, SSH, SAMBA

  • Experience installing and configuring firewalls, routers and switches

  • Experience managing databases

  • Ability to understand and modify moderately complex shell scripts using redirection, pipes, variables, loops, and conditional statements

  • Self-motivated, and able to demonstrate an attitude of ownership and a desire to learn

  • Effective customer service skills, communication skills, and a positive attitude

  • Effective written and verbal communication is essential

  • Attention to detail, comprehensive problem and troubleshooting solving skills

  • Ability to work well under pressure and within time constraints

  • Ability to multi-task and prioritize work

  • Ability to work with experienced and junior systems administrators in a collaborative and rapid pace environment

  • Experience with risk management framework (RMF) strongly desired

Education/Professional Certifications

Bachelor Degree in Business Management, Computer Science, Information Systems, or related field or 6+ years of relevant experience.

Travel: Infrequent, approximately once every 4-6 months for a period of 1-2 days.

Security: Top Secret

TCM is an EEO/Vets/Disabled Employer.