UNIX/LINUX System Engineer - Senior (ITC# 2421)

Clearance Level
Systems Administration
Bossier City, Louisiana

REQ#: RQ44772

The world of investing is fascinating yet complex. While hundreds of first -time investors are turning to the markets to help pay for their homes, send their children to college and secure their futures the mission of the Securities and Exchange Commission (SEC) is becoming all the more vital.  GDIT is excited to support the SEC in as it seeks to protect investors, maintain fair, orderly, and efficient markets, and facilitate capital formation.

The SEC ISS program is a comprehensive IT program charged with operating, managing, and advancing the SEC’s IT infrastructure. Our dynamic program team of IT leaders and large and small business partners is seeking bright, energetic and talented individuals to join us as we bring our innovative IT Service Delivery solutions to SEC. Currently, we are seeking a Senior UNIX Admin Engineer for the Bossier City, LA. location. The selected candidate must be able to obtain a Public Trust Suitability clearance, per contract requirements.


  • Support and manage EDGAR Infrastructure critical security related projects such as Open Vulnerability items; Isolate Form ID to separate hardware; File Level Encryption; Develop code and deploy Change Request to add log checking for known EDGAR Tomcat hacks; Solaris Server deployments for increased encryption capacity; Add RAM to increase capacity; etc
  • Manage and address customer inquiries and issues in a timely manner including disk space issues, patching failures, problems with insufficient server resources, application failures, user account and access management issues, physical disk replacements, installing and upgrading server software, etc., on Solaris and Windows systems
  • Recognize, identify and prioritize incidents in accordance with SEC policies and operational impact
  • Work to triage or troubleshoot an issue with activities such as log research, restarting application services, and event correlation
  • Carefully track and document in detail all issues and resolutions in the ticketing system according to standard company policies and procedures
  • Manage routine incident and request tickets with minimum direction
  • In a 24 x 7 operational environment, support multiple technical teams with high uptime requirements
  • Use networking skills to trace network traffic based on source and destination IP address
  • System Admin Senior Level experience of UNIX & LINUX servers, commands and command line use
  • System Admin Senior Level experience of Microsoft Windows Server
  • Experience of Cisco routers and switches
  • Proficient with MS Office Suite (MS Outlook, Word and Excel)
  • Working knowledge of network concepts, technologies, terms, tools and devices such as but not limited to routers, switches, sub-netting, WAN/LAN implementations, OSI Model, TCP/IP, Telnet, Broadband, WiFi, Ethernet, Firewall, etc.


Since 1934 the SEC has been restoring and ensuring investor confidence in our capital markets by providing investors and the markets with more reliable information and clear rules of honest dealing. Are you ready to do your part and support all Americans in this mission?

To qualify, you must meet these basic qualifications: 

  • 8 or more years of experience administrating and managing servers and systems, specializing in UNIX/LINUX operating systems. 
  • Possess a Red Hat Certified System Administrator (RHCSA) certification or equivalent. 
  • Knowledge of incident and change management
  • Knowledge of virtualization concepts
  • Scripting experience
  • Senior level knowledge of Enterprise applications running over networks
  • Hands-on network & application troubleshooting experience
  • Experience with routing protocols 
  • Understand High Availability environment
  • Strong ability to diagnose server or network alerts, events or issues

It would be great if you also had:

  • Certifications in Solaris, Linux, Windows, etc.
  • Certifications in Network
  • ITIL Certified

This position is not yet funded.

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.

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.