Linux Systems Administrator

Leidos Holdings Inc. Huntsville , AL 35801

Posted 2 months ago


Job Description:

Keeping sensitive law enforcement and intelligence data secure is a key mission for the FBI. We are seeking a candidate to support the FBI's cross domain system (CDS) that facilitates secure access to sensitive data. The candidate will join a small team charged that is responsible for providing Operations & Maintenance support on existing CDS systems. The support activities will include deployment of new systems, integration of new technologies and services, and troubleshooting data flows by applying diverse skills in system engineering, administration, management, and security. This includes providing immediate response and problem resolution to critical system incident tickets. The candidate will have significant direct contact with the immediate customer and the organization's CDS staff.

Primary Responsibilities

  • Manage systems in a VMWare environment.

  • Install COTS/GOTS and custom software, firmware updates, operating system patches of CDS guards, and antivirus software updates.

  • Monitor the systems for possible system problems.

  • Resolve system problems by analyzing the problem for resolution paths, implementing solutions, and/or working with vendors to resolve issues.

  • Respond and resolve incident tickets within required response times.

  • Run scripts to gather production system metrics and statistics.

  • Set-up/maintain user accounts.

  • Support system security vulnerability scan activities.

  • Participate in program standup meetings to discuss system status, technical issues, or coordinate production system changes.

Basic Qualifications

  • Must possess and active Top Secret Clearance

  • Experience working on a team and helping team member's complete tasks in support of IT systems.

  • Linux system administration experience demonstrated in a large complex enterprise environment.

  • Understanding of and/or experience in network administration, installation of networking appliances, cabling and cable termination in a large enterprise IT environment.

  • Demonstrated ability to stay organized, follow written instructions or technical guides, and able to prioritize tasks to maintain, deploy of IT systems.

  • Ability to provide and support data center activities including, but not limited to, rack and stacking equipment, pull cable, and terminating cables.

  • Experience with Virtual Environment administration.

  • The ability to quickly adapt to new system environments and interface with systems. An interest in working on a broad range of problems and technology and as part of a multi-disciplinary team.

  • Ability to work independently and at times as only Leidos representative working directly with customer IT team.

  • Follow change management processes, which may include updating technical documentation.

  • Demonstrate good judgement and written/verbal communications.

  • BS degree and 4+ years of prior relevant experience or Masters with less 2+ years of prior relevant experience, or equivalent experience in lieu of degree.

Preferred Qualifications

Depending on experience and/or preference may be called on to support the following efforts:

  • Experience in testing complex IT systems.

  • Experience in system integration, test, debug of COTS/GOTS systems. Strong analytical and troubleshooting skills to integrate new capabilities.

  • Experience with Virtual Environment administration, specifically the installation, configuration, and management of: Type 1 hypervisors (ESXi, KVM, others), Virtual Machine configurations, and VM Management environment (e.g. Vcenter/Vsphere and associated networking and storage).

  • Proficiency in installing, hardening, patching, backup and restore of Linux systems.

  • Experience with system hardening (STIGS).

  • Experience with or familiarity with Apache Nifi (Niagrafiles)

  • Experience in networking, particularly system integration of physical/virtual servers with routers and firewalls in current data center environments.

  • Integration of one or more cross domain products (guards, one-way transfers, multi-level access solutions).

  • Ability to perform bare metal server builds, backup/restore.

  • Integrating with typical IT support infrastructure services: LDAP, Active Directory, log archive

  • Various security products, security architecture, security assessment tools, and information assurance standards.

  • Small scale development of script level routines: languages (shell script, Perl).

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Top Secret


Yes, 10% of the time

Scheduled Weekly Hours:




Requisition Category:


Job Family:

Systems Administration

Pay Range:

About Leidos

Leidos is a Fortune 500 information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 38,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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Linux Systems Administrator

Leidos Holdings Inc.