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Systems Administrator

Job in Lexington, Middlesex County, Massachusetts, 02173, USA
Listing for: Gilder Search Group
Full Time position
Listed on 2026-09-14
Job specializations:
  • IT/Tech
    Systems Administrator, IT Support, Unix/Linux, Cybersecurity
Salary/Wage Range or Industry Benchmark: 90000 - 130000 USD Yearly USD 90000.00 130000.00 YEAR
Job Description & How to Apply Below

Linux System Administrator

Clearance Level: Must have an Active Secret Clearance to be considered for this opportunity
- Must be a US Citizen

Location:

Hybrid but must live within 100 miles from Lexington, MA

At Aquila Technology, you will see our team’s passion every day, whether we are building a robust, policy-compliant IT system or stress-testing a system to identify gaps and security vulnerabilities. To own the advantage, we ensure our team owns results and gets the work done right the first time by deploying smart, purposeful solutions that work. Aquila is the right people with the right skills driving the right outcomes.

We call this the Aquila Advantage.

About the Role:

Aquila Technology is seeking a System Administrator to join a highly technical team supporting a diverse range of information technology activities and requirements.

The ideal candidate will have experience administering computer and network systems, with a strong emphasis on Linux environments. This role will provide hands‑on technical support while maintaining reliable and efficient IT systems, infrastructure, and day-to-day operations.

Responsibilities will include:
  • System imaging, customization, configuration management, and maintenance of Linux, Windows, and Mac systems in desktop, mobile, server, virtual, and field-test form factors
  • Support of software development teams in the installation, maintenance, troubleshooting, and optimization of a variety of development tools (version control, integrated development environments, continuous integration tools, and collaboration tools), development libraries, kernels, and hardware drivers
  • Support field test deployments, including pre-shipment system preparation, on-site setup and networking, test support, and data management/backup
  • Collaboration with an experienced team of IT professionals to support the group’s desktop users, enterprise infrastructure, and IT equipment
  • Development of automated methods for setting up and maintaining system configurations, monitoring health of deployed systems, and performing security audits of deployed systems
  • Deployment, operation, and maintenance of enterprise‑grade services, servers, networks, storage, virtualization, and backups
  • Maintenance of compliance with all required Information Assurance (IA) requirements
  • Analysis and development of solutions for failures and outages, and coordinating the troubleshooting and repair of servers, applications, and systems.
Must Have:
  • Bachelor's
  • 5 years Operating System (OS) platforms (Linux, Mac, Windows)
  • 5 years Architecture of x86-based computer hardware
  • 5 years Scripting

    Languages:

    Perl, Python, Shell Scripting, Powershell.
  • 5 years Configuration Management
  • 5 years Enterprise Backup Solutions
  • 5 years Macintosh and iOS platform(s)
  • 5 years MS Active Directory, LDAP
  • 5 years Strong Backup Experience and Proven Ability to Protect Mission Critical Data
  • 5 years Systems Administration
  • 5 years UNIX platform, OSX, Cisco IOS
  • 5 years Virtualization Technologies (VMware, including ESXi and VCenter configuration)
  • 5 years VM Ware ESXi and Associated Management Systems
  • 5 years Windows Patch Management
  • 5 years Windows Server Administration (SCI classified environment)
  • 5 years Windows Server Platform
Nice to Have:
  • DIACAP and/or RMF frameworks
  • C/C++
  • Java
  • DoD STIG?s and SCAP
  • PKI, Multi-Factor Authentication, and PIV Technologies
  • Configure and Manage Centralized Logging and Audit Capabilities
  • Technologies including DNS, DHCP, Proxy and Load Balancing
  • Virtualization Technologies to include VM management, Snapshots, SANs and iSCSI Storage Systems
Required Skills:
  • Min 5 years professional experience in an enterprise IT environment. BS in Computer Science, Computer Engineering, IT, or equivalent
  • Strong knowledge of Red Hat / CentOS variants of Linux to…
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