Contractual Linux Administrator Jobs in Texas (NOW HIRING)

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Management Tools, System Administration, Systems Management

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

Enterprise Management Tools - Systems Engineer

Deliver simple solutions to complex problems as a Systems Engineer Senior at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you'll make the end user's experience your priority and we'll make your career growth ours.
At GDIT, people are our differentiator. As a Systems Engineer Senior you will help ensure today is safe and tomorrow is smarter. Our work depends on Enterprise Management Tools - Systems Engineer joining our team.

The Digital Services Enterprise Tools Team requires an experienced systems engineer to perform system/application administration, maintenance and operation of the Enterprise Management Tools Suite used to monitor and manage our enterprise server and network infrastructure across multiple networks. Duties include monitoring tools system health, troubleshooting tools problems, adjusting thresholds, making required configuration changes, adding or deleting nodes/accounts/profiles, monitoring events/logs and supporting performance monitoring solutions and metrics reporting for web applications.

HOW A SYSTEMS ENGINEER SENIOR WILL MAKE AN IMPACT

Must possess a solid understanding of event management, system/application health server operating system, agent and agentless monitoring, network, application and end-point performance, tuning and measurements. The candidate will ensure the COTS products function properly in a secure environment with PKI-based authentication, corporate authorization services, firewalls, and SSL/TLS communications.
Assist with testing and deploying hotfixes/patches/new releases of the tools suite.
Assist with development of knowledge articles, documentation, and work instructions used by the Tools Team and tools users.
WHAT YOU'LL NEED TO SUCCEED:
Education: Bachelor of Arts/Bachelor of Science
Required Experience: 5+ years of related experience
Security Clearance Level: TS/SCI w/Poly

Required Skills and Abilities: Windows Server Administrator; Win Server 2016, 2019 or 2022, RHEL/Linux Server Administrator; RHEL 7x, 8x, or 9x, Network device (firewall/router/switch) system administration; Juniper/Junos, Cisco/IOS, Palo Alto, Brocade, Proficient with web application technologies (e.g., html, web servers, and application servers), Proficient in Linux/UNIX commands, Proficient in Windows Server OS, Must be a self-starter with strong attention to detail.
Preferred Skills: Application/System Admin experience with the OpenText Operations Bridge Suite including any of the following components/modules:

• Operations Manager (Event Management)
• Operations Bridge - Containerized
• Operations Agent (OA)
• Application Performance Management (APM)
• SiteScope
• Operations Orchestrator
• OPTIC Data Lake
• Business Process Monitor (BPM)
• Operations Bridge Reporter (OBR)
• Network Operations Management
  • Network Node Manager (NNM)
  • Network Automation (NA)
    
• Application/System Admin experience with InMon Traffic Sentinel
• Windows server OR RHEL server OR network firewall/router/switch (Juniper/PaloAlto/CISCO/Brocade) device system administration
• Programming experience in Python, R, JavaScript, Perl or UNIX scripting is a plus.
• Experience operating data analytics applications (Splunk OR Elastic ELK [Elasticsearch, Logstash, or Kibana]) Stack is a plus.
• Strong organization, communication, and collaboration skills and be customer-focused and results oriented.

Location: Client Site
US Citizenship Required

DoW 8750 Minimum: Security+ OR Network+ Certification
40 hours/week; Day-shift, M-F work hours; available for after hours on call.

GDIT IS YOUR PLACE:
401K with company match
Comprehensive health and wellness packages
Internal mobility team dedicated to helping you own your career
Professional growth opportunities including paid education and certifications
Cutting-edge technology you can learn from

#MD_2026Alumni

#IntelligenceEngineered

#GlobalServices

The likely salary range for this position is $127,500 - $172,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA TX San Antonio

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans