The MITRE Corporation Lead Systems Administrator in McLean, Virginia

Lead Systems Administrator


Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges—and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day—working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities, and a culture of innovation that embraces diversity, inclusion, flexibility, collaboration, and career growth. If this sounds like the choice you want to make, then choose MITRE—and make a difference with us.

Job Description:

This position is for a Lead Systems Administrator with knowledge of Windows Workstation and Server OS, Linux OS. Knowledge of VMWARE, VDI, Active Directory, MS Exchange, SPLUNK is a plus.

Key Functions:

  • Provides system administration and network administration support for classified and unclassified labs.

  • Provides 2nd level technical support, submit tickets for end users, and track tickets in a web based ticketing system

  • Maintain an Active Directory infrastructure providing OU administration, group / user account management, and other various AD tasks

  • Hands-on design and implementation of IP-based classified and unclassified systems and networks. Ability to setup VLAN’s, troubleshoot network devices, and secure various CISCO devices

  • Evaluate new technologies; and recommend their application to current projects

  • Collaborate with TIER I / TIER III level System Administrators, MITRE staff, project sponsors, and government personnel to develop and deliver administration and network support to various projects

  • Communicate technical information via proposals, white papers, technical reports, and presentations

  • Configure, maintain, troubleshoot, and secure systems and network devices to comply with DISA Security Technical Information Guides (STIGs)

  • Assist with compliance audits of classified networked systems and participate in self-inspections

  • Assist ISSM/ISSO with coordination between sponsors, MITRE project leaders, and MITRE’s accreditation officials to obtain formal accreditation and approvals to operate for classified information systems

  • Research new hardware / software products and work closely with budgeting to acquire life cycle replacements and maintain software licenses

  • Maintain proper classification for multiple segmented environments to prevent cross contamination and spills

  • Understand, develop, and apply Disaster Recovery procedures

  • Identify, troubleshoot, and correct software / hardware issues

  • Apply security patches / updates in closed environments

  • Manage a Symantec Anti-Virus Server

  • Work closely with TIER I to customize system images, provide troubleshooting guidance, and to mentor

  • Create and maintain system documentation

  • Perform backup duties at the TIER I / TIER III level when required

  • Other duties as assigned


Minimum Qualifications:

Bachelor's Degree in Computer Science or Computer Engineering or similar field and 8 years of experience. Candidate demonstrates an ability to apply advanced principles, theories and concepts comparable to those obtained with a Master's degree in a relevant field of study. Candidate understands the missions, domains and challenges of MITRE customers and is fully responsible for deliverables-including definition, completion, and technical quality, as well as assuring consistency across the responsibility span. In addition, candidate is able to define projects or programs greater than themselves.


  • Experience in DoD security controls is required with knowledge and direct hands on experience with DoD DSS NISPOM or DoD DISA Security Technical Implementation Guides (STIGs). Knowledge and experience with TACLANES, HBSS, ACAS or a DoD CCRI is a plus.

  • Advanced knowledge of Active Directory, able to install AD from scratch, and build basic OU structures. Ability to troubleshoot and provide TIER I level assistance when required

  • Basic overall knowledge of Linux: install OS, install software packages, setup users, group management, setup network, maintain system, and update OS

  • This position has a DoD SSBI background investigation requirement and a DoD IAT II certification requirement, which includes at least one of the following certificates:CCNA Security, CSA , GICSP, GSEC, Security CE, SSCP or CISSP.

  • This work requires on onsite on the McLean campus. Flexible hours are possible. Occasional early or late hours may be required. Short term travel to other MITRE locations is possible.

Job IT Operations

Primary Location United States-Virginia-McLean

This requisition requires a clearance of Top Secret/SCI

Travel Yes, 5 % of the Time

Job Posting Jul 27, 2018, 9:25:33 AM

Req ID: 00050790