System Administrator, Senior

Secure our Nation, Ignite your Future

Join a new and exciting opportunity to protect national security and provide premier mission focused IT services for a dynamic and growing program.  Currently, ManTech is seeking a motivated, career and customer-oriented Systems Administrator, Senior, to join our team in Laurel, MD.  In this role, you will analyze user’s requirements, concept of operations documents, and high-level system architectures to develop system requirements specifications. 

Responsibilities include, but are not limited to: 

• Perform expert level troubleshooting and guidance for varies projects.

• Provide technical expertise  and support to Infrastructure.

• Provide scan reports and assist with installing/updating software.                                    

• Manage the daily activities of configuration and operation of IT systems. 

• Provide assistance to users in accessing and using IT systems. 

• Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.

• Provide support for the escalation and communication of status to agency management and internal customers.

• Optimize system operations and resource utilization, and perform system capacity analysis and planning 

• Analyze and resolve complex problems associated with server hardware, applications, and software integration.  

• Configure and manage UNIX and Windows operating systems and installs/loads operating systems software, troubleshoot , maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance. 

• Analyze and resolve complex problems associated with server hardware, applications, and software integration. 

• Implement comprehensive Service-oriented Architecture.

Basic Qualifications: 

• Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university.  Five years of additional related experience may be substituted for a degree.  

• At least 15 years' related experience.

Preferred Qualifications: 

• LINUX , WINDOWS, RHEL8/9,  Netapps and VMware experience.  

• At least 20 years of experience.

Security Clearance Requirements: 

• Current/Active TS/SCI with Polygraph  

Physical Requirements: 

• Sedentary work, speaking, standing, talking, walking, working with computers, working with data, working with numbers and figures, ability to handle stress & work under pressure, ability to use MS Office and a PC, analytical or critical thinking skills, leadership and listening skills, multi-tasking, ability, negotiating skills, oral & written communication skills, presentation skills, project management ability and skills, computer operating skills, and team building skills 

6.26.BP.SH.AB.AL.23

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal o