Senior System Administrator

Clearance Level
Interim Top Secret
Systems Administration
Doral, Florida
Onsite Workplace
REQ#: RQ122119
Requisition Type: Regular
Your Impact

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure.

Job Description




Primary Responsibilities:

  • Will support various system servers within the Southcom IT Enterprise. Will work with MECM/SCCM, MS Active Directory, MS Exchange (knowledge in more than one of these areas is extremely helpful for this role).

  • Develop advanced technical solutions for the management of software, hardware, configurations, and architectures. Provides interpretation to systems matters that are highly complex in nature.

  • Provide troubleshooting support for system hardware and software issues that are highly difficult in scope.

  • May supervise computer user support specialists and computer network support specialists.

  • May administer network security measures.

  • Support all transmission/transport mediums (VPNs, dedicated circuits, broadband, etc.) and works with public carriers and other circuit providers to deliver network services.

  • Follow designated standards and adheres to processes and policies.

  • Provides configuration management support in accordance with compliance and policies and procedures, using configuration management systems to record, track, monitor, and update component configurations and configuration items and changes and account for assets.

  • Develop training materials for end user training on the proper use of hardware and software.

  • Develop implementation plans for basic software installations and upgrades to operating systems and layered software packages.

  • Advise less experienced personnel on the monitoring and tuning of systems to achieve optimum performance levels.

  • Advise less experienced personnel on workstation/server data integrity matters and the implementation of standard software and hardware solutions.

  • Lead complex data/media recoverability following a schedule of system backups and database archive operations.

  • Use advanced techniques in hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.

  • Help to develop performance and security plan for computer systems that meet the needs of network users. Provides guidance to less experienced personnel.

  • Recognized subject matter expert in job area typically through advanced education and work experience. Establishes operational plans. Manages large projects which will have medium to large impact on the company. Problems faced are difficult and often complex. Work performed is critical to the organization.

  • Use advanced knowledge in evaluating and assessing existing network systems and planning long-term strategies.

  • May coach and review the work of less-experienced professionals

  • Shift Work: May be required to perform after hours support for planned and unplanned outages.

  • Travel: Less than 10%

Required Certifications:

  • IAT level II Compliant certification (i.e. Security+ CE, SSCP etc). Full list here of IAT level II compliant certs: certifications/

  • MS AZ-104 or MCSA 2016 related computing environment certifications.

Desired Certifications/Experience:

  • CSSP (Infrastructure Support) is preferred (i.e. CEH, etc. again refer to link above for compliant certs).

Education Requirements:

  • BA/BS Degree (relevant experience can be considered in lieu of degree).


  • Secret Clearance to start. Must be able to obtain TS/SCI




Travel Required: Less than 10%
About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.