Linux Engineer, CHANTILLY, VA


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Full time

Posted 10 Days Ago


Secure our Nation, Ignite your Future

Join the top Information Technology and Analytic professionals in the industry to make invaluable contributions to our national security on a daily basis. In this innovative, self-contained, Big Data environment, the ManTech team is responsible for everything from infrastructure, to application development, to data science, to advanced analytics and beyond. The team is diverse, the questions are thought-provoking, and the opportunities for growth and advancement are numerous.

The successful candidate will maintain and improve, as part of the existing Linux team, the Sponsor’s Linux environment. This includes responsibility for the operating system software and its successful integration with the hardware and applications software across the organization.

Duties, Tasks & Responsibilities

Planning, testing, installing, integrating, and maintaining new and upgraded versions of the relevant operating systems

Building and hardening Linux servers, and establishing configuration baselines

Applying all appropriate security and firmware patches in a timely manner, and assisting in creating, maintaining, and adhering to the organization’s patch management plans

Developing test plans and procedures

Testing and integrating software and hardware

Managing operating system lifecycles

Establishing, developing, testing, staging, and operating environments

Designing interfaces to external systems

Researching and resolving operating system problems efficiently and accurately, while adhering to organizational standards and practices

Troubleshooting operating system problems, and collaborating with other teams (e.g. application development, network, etc.) to resolve problems across the organization

Providing technical support to other teams (e.g. application development, etc.) on requirements for integration into the operating system

Maintaining and updating documentation on the operating system configuration and all other areas of responsibility

Basic Qualifications:

Bachelor’s Degree in Computer Science, Information Systems, Engineering, or other related discipline, or 4+ years of related Linux experience may be substituted for education

7 years or more related Linux Administration/Engineering experience

Strong Linux administration experience

Experience working in an organization with complex, intertwined systems and data flows

Experience creating, maintaining, and communicating complex information technology documentation

Experience with domain account management, particularly via Centrify, LDAP, and Active Directory

Experience applying security patches in a Linux environment

Strong shell scripting experience

Ability to manage a large, complex server environment

Strong communication and collaboration skills to work effectively and proactively across a large organization of dispersed teams

TS/SCI Polygraph Clearance

Preferred Qualifications:

Strong Solaris administration experience

Solaris administration/engineering certification (e.g. SCSAS, etc.)

Scripting experience with Ansible or similar technologies

Security Clearance Requirements:

Active TS/SCI with Polygraph

Physical Requirements:

Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.

The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

Must be able to remain in a stationary position 50% of the time

The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

#LI-AA1 , #joinmantechd #joinmantechaa

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 opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please contact and provide your name and contact information.

ManTech / Equal Opportunity Employer

JBMAN-R39807 2023.07.16

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