Top 5 Linux/security system engineer admin Jobs in San Antonio, Tx

Enterprise Management Tools – Systems Engineer TS/SCI w/Poly
General Dynamics Information Technology —San Antonio, TX
- $127,500 - $172,500 a year
- Full-time
- 5 years
- Bachelor of Science
- Windows
- 401(k) matching
SkillBridge - IT Engineer
Defense Unicorns —San Antonio, TX
- Remote
- Google Workspace
- Research
- Mid-level
- Paid parental leave
- Health savings account
Database Administrator
Red Arch Solutions —San Antonio, TX
- Email
- Bachelor's degree
- Linux
- Senior level
- Profit sharing
- Paid holidays
Linux Admin/Test Engineer
MAXISIQ, Inc. —San Antonio, TX
- Full-time
- 5 years
- Data analysis skills
- Analysis skills
- Health insurance
- Paid time off
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Enterprise Management Tools – Systems Engineer TS/SCI w/Poly

General Dynamics Information Technology -
San Antonio, TX

Apply Now

Job Details

Full-time
$127,500 - $172,500 a year

Benefits

Internal mobility program
401(k) matching

Qualifications

Linux support
IT system monitoring
System performance optimization
Windows
Cisco routers/switches implementation
Systems engineering
Networking equipment (troubleshooting support)
Network security appliance implementation
Windows support
TS/SCI with Polygraph
Network monitoring tools
Windows Server administration
Network infrastructure management
System tuning
Linux administration
Juniper
System performance monitoring

Full Job Description

Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

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

Work Requirements

Years of Experience

5 + years of related experience

may vary based on technical training, certification(s), or degree

Certification

Comp TIA Security - CompTIA - CompTIA

Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

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.
View information about benefits and our total rewards program.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology 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 over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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linux/security system engineer admin jobs in san antonio, tx

Enterprise Management Tools – Systems Engineer TS/SCI w/Poly

SkillBridge - IT Engineer

Database Administrator

Linux Admin/Test Engineer

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