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Job Details

BAE Systems

Senior Linux/Windows Administrator




Full Time


Lexington, Massachusetts, United States

Job Description This position is 100% onsite at our Lexington, MA location

Seeking an experienced Linux/Windows IT system administrator to support classified and unclassified lab environments that use Windows and Linux networked systems, with expertise in setting up and managing Microsoft Windows Active Directory, Group Policy Management, SharePoint, Exchange, and Linux server environments. Experience with centralized authentication technologies such as LDAP and Active Directory domains in supporting Windows and Linux cross-platform clients is desirable.

A successful candidate should be customer service oriented, attentive to detail, self-motivated and work well in teams. Flexibility in approach to finding solutions, the ability to understand and act on the customer needs and priorities, and learn new technologies quickly are some of the qualities a successful candidate will have. You will also need to be willing to respond to occasional off-hours outages and take part in subsequent service restoration efforts.

In this role, you will:

  • Serve as a Windows and Linux server lead joining a team supporting internal customers, designing, implementing and managing lab infrastructure to meet the customer requirements
  • Build, configure, administer and troubleshoot Windows and Linux servers, and user workstation hardware and software
  • Design and implement workgroup-scale networks; build and manage authentication, file-share, and other collaboration servers to support groups of heterogeneous client systems
  • Work with facilities security staff to develop and apply hardening steps for systems for classified use to NISPOM Chapter 8, JAFAN, and other customer standards
  • Document system configuration for new and existing systems
Required Education, Experience, & Skills 4+ years of experience
  • Must be US CITIZEN eligible to get a secret security clearance
  • CompTIA Security+ or equivalent certification within 6 months of hire
  • Linux (Red Hat Enterprise Linux, CentOS) workstation and server environments
  • Windows workstation (7, 10) and server environments (Server 2012/2016)
  • Familiarity with virtualization technologies (ESXi, vCenter, vSphere)
  • Automated backup systems
  • Occasional off-hour response to outages and subsequent service restoration efforts is required
Preferred Education, Experience, & Skills
  • PowerShell scripting
  • Unix shell scripting
  • NetApp Management
  • PXE and WDS automated system installation technologies
  • Configuration management tools (Subversion, ClearCase)
  • CISSP certification
  • Ability to work both Server Admin and Field service (PC) work daily
About BAE Systems, Inc.BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it’s what we do at BAE Systems. Working here means using your passion and ingenuity where it counts – defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team—making a big impact on a global scale. At BAE Systems, you’ll find a rewarding career that truly makes a difference.

Our Commitment to Diversity, Equity, and Inclusion:
At BAE Systems, we work hard every day to nurture an inclusive culture where employees are valued and feel like they belong. We are conscious of the need for all employees to see themselves reflected at every level of the company and know that in order to unlock the full potential of our workforce, everyone must feel confident being their best, most sincere self and be equipped to thrive. We provide impactful professional development experiences to our employees and invest in social impact partnerships to uplift communities and drive purposeful change. Here you will find significant opportunities to do meaningful work in an environment intentionally designed to be one where you will learn, grow and belong.