O'Fallon, Illinois


Job Description:

Leidos is seeking a Sr. Software Specialist in support of the Defense Information Systems Agency (DISA) located at Scott AFB, IL. DISA acts as the provider of GIG/Defense Information System Network (DISN) services to its customers, the department of Defense (DoD), and national security organizations. The candidate will maintain the smooth operation of multi-user computer systems Windows and Linux Server OS on a global network management system.


- Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery.- Creates, maintains, and implements detailed documentation and maintains standard operating procedures.- Provides coaching and reviewing the work of lower level technical staff.

- The candidate works independently to maintain the smooth operation of a multi-user computer systems, including coordination with network and System administrators.- Interacts with users and evaluates vendor products.

- Will be the specialist for issues dealing with Splunk Security Incident Event Management (SIEM).- Troubleshoot and correct issues within Splunk to include issues with Indexers, Heavy Forwarder, Search Head Clusters, etc…- Application of security settings and other commercial best practices such as DISA STIGS.- Support the deployment and implementation of cyber engineering strategies, tools and techniques which contribute to enhancing the cybersecurity posture.- Analyze recommended improvements to engineering requirements and specifications- Provide engineering and deployment support for distributed Splunk environments consisting of heavy forwarders, indexers, and search heads, spanning security, performance, and operational roles- Support the full system engineering life cycle, including requirements analysis, design, development, integration, test, documentation, and implementation- Perform data analysis for anomalies and trends and analyze dashboards highlighting key data trends- Support Splunk deployments in Windows and Linux environments and edit and maintain Splunk configuration files and apps- Familiar with VMware Horizon View, vSphere, VDI to troubleshoot and resolve complex problems- Provides support on a M-F business hours schedule, also responsible for on-call, extended hour, and weekend support as required by mission or emergencies.

BASIC QUALIFICATIONS: - Bachelor's degree and 8 years of overall related experience with a Windows/Linux server environment. Specific experience, education and training may be considered in lieu of degree.- Splunk Dashboards- SPL Languages- Splunk Reporting- Familiarity with Windows/Linux OS- Shell scripting (e.g. bash) and experience in other languages like Perl, Python, and Java.- Currently possess an active Secret security clearance with the ability to obtain a Top Secret is required for this position.- Currently possess DoD 8750 certification at least IAT level II, e.g. Security+ce.

PREFERRED QUALIFICATIONS: - Current Splunk Enterprise Certified Administrator - Intrusion Detection/Prevention Systems (such as FireEye and McAfee sensors and sandboxes)- Integration of cyber security tools and systems with network performance, GTMS trouble ticketing, and security subsystems highly desired. - Experience with support systems to include enclave Ethernet switches, storage area networks (SAN), and network attached storage (NAS). - ITIL v3 Foundation certified


Pay Range:Pay Range $94,250.00 - $145,000.00 - $195,750.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

REQNUMBER: R-00089553

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. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.

O'Fallon, Illinois

At Leidos, quality performance means two things:

  1. Satisfying our customers by delivering the products and services they need on time and in budget.
  2. Continuously improving our processes so that our work meets requirements and is done right the first time.

Our proprietary EngineeringEdge® solution gives us a consistent, company-wide approach to planning, designing, developing, and delivering solutions that achieve our customers’ goals. Comprehensive and customizable, EngineeringEdge is based on industry standards and best practices from:

  • CMMI®, the CMMI Institute.
  • Project Management, the Project Management Institute.
  • the International Organization for Standardization (ISO®).
  • the International Council on Systems Engineering/INCOSE Corporation.
  • Electronic Industries Alliance.
  • Our four decades experience on a wide range of programs.

Many Leidos organizations have been able to earn coveted CMMI maturity level 3 and higher, as well as ISO 9001 organizational designations.

In addition, we have our own high standards for ethics and performance.
Investors : Employee Code of Conduct

What does this mean to our clients? High quality products and services, developed in an environment committed to continuously improving processes and uncompromising ethics.

Similar jobs