Top 279 System engineer Jobs in Arnold, Mo

Mobile Device Systems Administrator Senior
General Dynamics Information Technology —St. Louis, MO
- $129,813 - $138,000 a year
- System design
- Bachelor's degree
- Experience equivalent to degree accepted
- Paid time off
- 401(k) matching
Senior UI/UX Engineer
Leidos —St. Louis, MO
- $107,900 - $195,050 a year
- Full-time
- 6 years
- Computer Science
- Office
Senior Embedded Software Engineer
Leonardo DRS —Bridgeton, MO
- $93,121 - $125,713 a year
- Full-time
- Hybrid work
- Computer Science
- 5 years
- Office
- Paid parental leave
- Health savings account
Senior Network Engineer – Pacific Region
Computer World Services —Pacific, MO
- Full-time
- Hybrid work
- Windows
- Bachelor's degree
- Mentoring
Senior Systems Architect
Leidos —St. Louis, MO
- $107,900 - $195,050 a year
- Full-time
- Azure
- 6 years
- Computer Science
Network Engineer III
CACI —St. Louis, MO
- $75,200 - $158,100 a year
- Full-time
- 5 years
- Research
- Bachelor's degree
- Health insurance
User Engagement Engineer SME
Leidos —St. Louis, MO
- $116,350 - $210,325 a year
- Full-time
- Engineering
- Office
- Master's degree
Cyber Security Engineer - NSS Tools
CACI —St. Louis, MO
- $75,200 - $158,100 a year
- Full-time
- 7 years
- Computer Science
- Mid-level
- Health insurance
Engineer III – Core HR Technology
Edward Jones —St. Louis, MO
- $86,300 - $146,700 a year
- Full-time
- Hybrid work
- 5 years
- System design
- Office
- Profit sharing
- Health savings account
5d
Senior Test Engineer
Leidos —St. Louis, MO
- $107,900 - $195,050 a year
- Full-time
- 6 years
- Computer Science
- Master's degree
Network/SATCOM Engineer
CACI —St. Louis, MO
- $75,200 - $158,100 a year
- Weekends as needed
- Research
- 8 years
- Analysis skills
- Health insurance
Mid-Level Test Engineer
Leidos —St. Louis, MO
- $87,100 - $157,450 a year
- Full-time
- Azure
- Computer Science
- Mid-level
MES Engineer
Actalent —St. Louis, MO
- $61 an hour
- Contract
- Hybrid work
- 7 years
- Office
- SQL
- Commuter assistance
- Health savings account
Quick Apply
5d
Site Reliability Engineer
InSequence Inc. —St. Louis, MO
- Full-time
- Microsoft Excel
- 5 years
- System design
- Profit sharing
- Health savings account
Quick Apply
Senior IT Engineer
The Goley Companies —Dupo, IL
- Computer science
- Computer Science
- Office
- Travel reimbursement
- AD&D insurance
Quick Apply
IT Engineer
Crimson Phoenix —Arnold, MO
- Full-time
- System design
- Mid-level
- Organizational skills
Quick Apply
Systems Engineer, Mid
WILLIAM C BROWN INC (WCBinc) —St. Louis, MO
- Full-time
- System design
- Mid-level
Quick Apply
Control Systems Engineer II
GrayMatter —St. Louis, MO
- Up to 50% travel
- System design
- Mid-level
- Paid parental leave
- Health savings account
Quick Apply
CI/CD and Platform Automation Engineer
SAIC —St. Louis, MO
- Full-time
- Azure
- Computer Science
- Mid-level
Lead System Engineer
bioMérieux —Hazelwood, MO
- $150,000 - $205,000 a year
- Travel
- Senior level
- Communication skills
- Commuter assistance
- Disability insurance
Quick Apply

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system engineer jobs near arnold, mo

Mobile Device Systems Administrator Senior

General Dynamics Information Technology -
St. Louis, MO

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Job Details

$129,813 - $138,000 a year

Benefits

Internal mobility program
Paid time off
401(k) matching

Qualifications

Authentication
Network troubleshooting
Smartphone (troubleshooting support)
Enterprise software
iOS
Android
macOS administration
UEM
TS/SCI with Polygraph
RMF
Intelligence community
Intune
IT risk management

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

Own your opportunity to support national defense. Your work will help keep critical operations secure and connected across the global enterprise directly, contributing to a mission that protects our nation every day.

User Facing Data Center (UDS) Program is thriving and growing, and we want talented professionals already powering the mission to help shape its future. As an incumbent supporting our customer’s enterprise IT operations, you bring essential knowledge that strengthens continuity, accelerates success, and drives innovation. By joining GDIT, you can continue the work you excel at while gaining new opportunities to grow in modernization, engineering, automation, and enterprise level operations. Your experience matters here, and we’re committed to investing in your success as you continue supporting a mission that relies on your expertise.

MEANINGFUL WORK AND PERSONAL IMPACT

As a Mobile Device Systems Administrator Senior supporting GDIT, you design, engineer, administer, manage and implement secure enterprise mobile device solutions that enable the global workforce to operate safely across multiple networks and security domains. You ensure mobile platforms remain compliant, accredited, up-to-date, and integrated seamlessly into the broader Enterprise IT Infrastructure. Your work directly supports mobility, security, mission responsiveness, and modernization efforts across the enterprise.

KEY RESPONSIBILITIES:

System Administration: Engineer, design, configure, implement and support secure enterprise Mobile Device Management (MDM) solutions for mobile phones, tablets, laptops, and other mobility devices
- Test, validate, and document mobile device configurations, updates, and system changes prior to deployment
- Troubleshoot and resolve advanced mobile device issues, including configuration, security control, certificate, and connectivity problems
- Support modernization efforts by evaluating and engineering emerging mobile technologies and capabilities

Policy Management: Draft, deploy, and enforce security profiles, compliance policies, and configuration profiles for mobile endpoints.
- Integrate mobile solutions with enterprise authentication, identity, security, monitoring, and network services
- Ensure mobile platforms meet all cybersecurity, configuration, and compliance requirements across the DoW, and IC environments

Software Management: Deploy approved apps, operating system updates, and security patches

Maintain security and compliance through patch deployment, vulnerability response, and ongoing monitoring of mobile device health and posture

Device Provisioning: Manage the enrollment, configuration, and setup of all mobile devices.
Asset Tracking & Lifecycle: Monitor hardware inventory, track device locations, and securely decommission or wipe retired equipment.
Compliance & Reporting: Monitor system status in real-time, enforce OS patching requirements, and generate compliance reports for audits.
Tier-3 Support: Serve as the final escalation point for complex mobile hardware, software, and network issues
Stay current with evolving mobile platforms, security requirements, and enterprise mobility best practices
Support all other functions and requirements of the mobile device PITD team

WHAT YOU’LL NEED TO SUCCEED:

EDUCATION: Bachelor’s degree in an IT-related field, or 10+ years of relevant IT experience in lieu of a degree
CERTFICATION: Meet DoW 8140 Information Assurance Workforce certification requirements (e.g. Security+ CE, etc.)
CLEARANCE: Active TS/SCI clearance with a favorable polygraph
MDM Platform Expertise: Hands-on experience with enterprise solutions like Microsoft Intune
Operating System Proficiency: Deep understanding of iOS, iPadOS, Android, and Windows/macOS endpoint environments.
Ecosystem Management: Familiarity with Apple Business Manager (ABM)
Experience engineering or administering MDM solutions within enterprise or DoW/IC environments
Strong background in mobile security, authentication, compliance controls, and secure device configuration
Experience supporting IATT/ATO activities and working within the Risk Management Framework
Proven ability to troubleshoot complex mobile devices, security, and connectivity issues across networks and platforms
US citizenship required
LOCATION: Customer Site

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.

Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off
Flexibility: Full-flex work week to own your priorities at work and at home
Community: Award-winning culture of innovation and a military-friendly workplace

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.

Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#RoverGSS

Work Requirements

Years of Experience

10 + years of related experience

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

Certification

CompTIA Security+ CE | CompTIA - CompTIA

Travel Required

None

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $129,813 - $138,000. 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.

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 gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Apply Now

Refine Your Search

system engineer jobs in arnold, mo

Mobile Device Systems Administrator Senior

Senior UI/UX Engineer

Senior Embedded Software Engineer

Senior Network Engineer – Pacific Region

Senior Systems Architect

Network Engineer III

User Engagement Engineer SME

Cyber Security Engineer - NSS Tools

Engineer III – Core HR Technology

Senior Test Engineer

Network/SATCOM Engineer

Mid-Level Test Engineer

MES Engineer

Site Reliability Engineer

Senior IT Engineer

IT Engineer

Systems Engineer, Mid

Control Systems Engineer II

CI/CD and Platform Automation Engineer

Lead System Engineer

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