2,124 Linux Engineer jobs in the United States
Linux Engineer
Posted 2 days ago
Job Viewed
Job Description
MANTECH seeks a motivated, career and customer-oriented Linux Engineer to join our team onsite in San Diego, CA . This is an onsite position.
Responsibilities include but are not limited to:
Provide technical remote and onsite support and guidance to NCTE Range end-users, addressing IT-related issues and inquiries in a timely and professional manner
Diagnose and resolve complex technical issues related to system configurations and network connectivity for Range POR systems
Ability to work with Domain Name System (DNS) and
Dynamic Host Configuration Protocol (DHCP) and Windows/Linux environments and familiarity with Active Directory in Windows environments
Writing standard operating procedures (SOPs) for IT systems and processes
Strong understanding of Linux networking, patching, and operating systems, especially Red Hat 6,7,8 and 9, as well as Linux filesystems and Logical Volume Management (LVM)
Up to 25% travel
Minimum Qualifications:
High School Diploma and 5+ years of relevant IT systems experience
Experience in systems administration, with proficiency in both Linux and Windows environments
Must have Security+ CE certification
Must have VMware, Windows, or Linux Operating System (OS) certification.
Preferred Qualifications:
Bachelor's degree in Computer Science, Information Technology, or related field
Clearance Requirements:
US Citizenship and an active Secret security clearance with the ability to obtain a Top Secret clearance
Physical Requirements:
Must be able to remain in a stationary position 50% of the time
Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and printer
Be able to occasionally move about inside the office to access file cabinets, office machinery, etc.
Linux Engineer
Posted today
Job Viewed
Job Description
MANTECH seeks a motivated, career and customer-oriented Linux Engineer to join our team onsite in San Diego, CA . This is an onsite position.
Responsibilities include but are not limited to:
Provide technical remote and onsite support and guidance to NCTE Range end-users, addressing IT-related issues and inquiries in a timely and professional manner
Diagnose and resolve complex technical issues related to system configurations and network connectivity for Range POR systems
Ability to work with Domain Name System (DNS) and
Dynamic Host Configuration Protocol (DHCP) and Windows/Linux environments and familiarity with Active Directory in Windows environments
Writing standard operating procedures (SOPs) for IT systems and processes
Strong understanding of Linux networking, patching, and operating systems, especially Red Hat 6,7,8 and 9, as well as Linux filesystems and Logical Volume Management (LVM)
Up to 25% travel
Minimum Qualifications:
High School Diploma and 5+ years of relevant IT systems experience
Experience in systems administration, with proficiency in both Linux and Windows environments
Must have Security+ CE certification
Must have VMware, Windows, or Linux Operating System (OS) certification.
Preferred Qualifications:
Bachelor's degree in Computer Science, Information Technology, or related field
Clearance Requirements:
US Citizenship and an active Secret security clearance with the ability to obtain a Top Secret clearance
Physical Requirements:
Must be able to remain in a stationary position 50% of the time
Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and printer
Be able to occasionally move about inside the office to access file cabinets, office machinery, etc.
Linux Engineer
Posted today
Job Viewed
Job Description
Hi, Hope you are doing well Number of position : 3 Only Full Time no C2C and No Contract Full-time I, Shakib would like to share a job opportunity as Linux Engineer based in San Francisco, CA (Onsite) location for a Full-time position.
Linux Engineer
Posted today
Job Viewed
Job Description
Linux Engineer
Based in Pasadena, CA
OffWorld is a robotics startup working on developing a mobile robotic workforce for heavy industrial jobs on Earth, Moon, asteroids & Mars. OffWorld was founded by an experienced engineering team drawing on decades of tackling formidable engineering challenges at NASA, ESA, NOAA, Maxar Technologies, CERN, Reaction Engines, SAFRAN, Surrey Satellites and Cisco. OffWorld’s first challenge is developing and maturing a modular robotic system for extreme environments on Earth. Our robots will go deeper underground and farthest on Earth than humans can, eliminate the need for humans to work in life-threatening environments in mining, construction, tunneling and other dangerous industries, and dramatically reduce the environmental footprint and cost of operations in key economies on Earth and beyond.
We have designed a modular robotic architecture that focuses on maximizing the commonality and reusability across components for fast deployment and optimization. Our robotic systems combine sensor information, cutting edge classical/machine learning (ML) algorithms and a robotics real-time system platform for control, decision making and execution.
As a Robotics Linux Systems Administrator, you will be responsible for designing, implementing, and maintaining the Linux-based infrastructure that supports our robotics systems. You will collaborate closely with our robotics engineers, software developers, and Dev-ops engineers to ensure seamless integration of hardware and software components. Your primary goal will be to create a stable and efficient Linux environment that enables the smooth operation of our robotic platforms.
In this role, you will have the opportunity to:
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Design, configure, and manage Linux-based systems to support robotics platforms, including deployment, monitoring, and maintenance of robot's onboard computers, workstations, and embedded systems.
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Collaborate with cross-functional teams to understand their requirements and provide Linux-based solutions for robotics software development, testing, and deployment.
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Implement security measures and best practices to protect Linux systems from unauthorized access, data breaches, and other potential threats.
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Monitor system performance, identify bottlenecks, and optimize Linux configurations to ensure the efficient operation of robotic systems.
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Conduct regular system backups and implement disaster recovery plans to minimize downtime and ensure data integrity.
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Troubleshoot and resolve Linux-related issues, including hardware failures, software errors, and network connectivity problems.
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Integrate third-party software and hardware components into the Linux-based robotics systems.
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Document system configurations, procedures, and troubleshooting steps to ensure knowledge sharing and enable efficient support.
To hit the ground running, you need experience in the following:
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5+ years of relevant experience, and a bachelor’s degree in computer science, engineering, or a related field (or equivalent experience).
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Proven experience as a Linux Systems Administrator, preferably in a robotics or automation-related environment.
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Strong knowledge of Linux operating systems, including CentOS, Ubuntu, or Debian.
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Proficiency in scripting languages such as Bash, Python, or Perl for automation and system monitoring.
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Experience with configuration management tools (e.g., Puppet, Ansible) and containerization technologies (e.g., Docker, Kubernetes).
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Strong knowledge of network and application protocols and their associated security implications (TCP/IP, UDP, SMTP, FTP, HTTP, TLS, SSH, DNS, SD-WAN, etc.).
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Solid understanding of cybersecurity principles and practices for securing Linux systems.
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Experience in wireless communications including but not limited to WiFi, Cellular and expanding to 900 MHz, Zigbee, Bluetooth, software-defined radios, frequency-hopping.
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Strong knowledge of wireless communication concepts (omni directional/directional antennas, MIMO, Mesh, etc.).
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Knowledge of robotic frameworks, such as ROS (Robot Operating System), is a plus.
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Strong problem-solving skills and the ability to troubleshoot complex system issues effectively.
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Excellent communication and collaboration skills to work effectively with cross-functional teams.
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Proactive mindset with a strong sense of ownership and a passion for delivering high-quality solutions. Team player with a hands-on mentality.
In a nutshell, we offer the:
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Opportunity to sink your teeth into cutting edge industrial robotics problems
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Opportunity to contribute to the mission of transforming how we mine on Earth today and how we will one day mine on the Moon, asteroids & Mars
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Opportunity to work with a kind, brilliant and supportive team
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Opportunity to join the OffWorld team if
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You are as crazy-excited about the mission as we are
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You’ve demonstrated you are The Right Stuff
Our benefits package includes the following:
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Robust medical plan offerings with 0 to limited paycheck deductions
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Dental and vision insurance
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Unlimited Paid Time Off
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401K Match
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Parental Leave
Pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. The total compensation package for this position may also include other elements dependent on the position offered. Details of participation in these benefit plans will be provided if an employee receives an offer of employment.
OffWorld is an Equal Opportunity / Affirmative Action employer committed to diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, age, national origin, disability, protected veteran status, gender identity or any other factor protected by applicable federal, state or local laws.
OffWorld is also committed to working with and providing reasonable accommodations to individuals with disabilities. Please let your recruiter know if you need an accommodation at any point during the interview process.
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Linux Engineer
Posted 8 days ago
Job Viewed
Job Description
MANTECH seeks a motivated, career and customer-oriented Linux Engineer to join our team onsite in San Diego, CA . This is an onsite position.
Responsibilities include but are not limited to:
-
Provide technical remote and onsite support and guidance to NCTE Range end-users, addressing IT-related issues and inquiries in a timely and professional manner
-
Diagnose and resolve complex technical issues related to system configurations and network connectivity for Range POR systems
-
Ability to work with Domain Name System (DNS) and
-
Dynamic Host Configuration Protocol (DHCP) and Windows/Linux environments and familiarity with Active Directory in Windows environments
-
Writing standard operating procedures (SOPs) for IT systems and processes
-
Strong understanding of Linux networking, patching, and operating systems, especially Red Hat 6,7,8 and 9, as well as Linux filesystems and Logical Volume Management (LVM)
-
Up to 25% travel
Minimum Qualifications:
-
High School Diploma and 5+ years of relevant IT systems experience
-
Experience in systems administration, with proficiency in both Linux and Windows environments
-
Must have Security+ CE certification
-
Must have VMware, Windows, or Linux Operating System (OS) certification.
Preferred Qualifications:
- Bachelor's degree in Computer Science, Information Technology, or related field
Clearance Requirements:
- US Citizenship and an active Secret security clearance with the ability to obtain a Top Secret clearance
Physical Requirements:
-
Must be able to remain in a stationary position 50% of the time
-
Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and printer
-
Be able to occasionally move about inside the office to access file cabinets, office machinery, etc.
ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at and provide your name and contact information.
Linux Engineer
Posted 8 days ago
Job Viewed
Job Description
Lead Linux Kernels Engineer with C, ARM experience needed for US software companies. We have a key opening for a Lead Linux Kernels Engineer. If this sounds like you, please apply for this amazing opportunity.
PREFERRED SKILLS:
- Familiarity with Hive data access patterns and basic MapReduce tuning
- Familiarity with HBase, YARN, Kafka
- Bachelor's degree in IT or equivalent experience
- Design, implementation and administration of highly available and redundant Linux infrastructure
- Knowledge on o/s satellite mgmt, authentication (qmx), apache, tomcat. splunk agent deployment, report creation, distributed splunk deployment. puppet package deployment , automation - vm deployment
- Performing routine audits of systems and software
- Applying operating system updates, patches, and configuration changes
- Installing and configuring new hardware and software
- Responsibility for security
- Responsibility for documenting the configuration of the system
- Troubleshooting any reported problems
- Experience in design and deployment experience with HA and redundant systems
- Strong knowledge and experience in file systems (UFS, NFS, Disk partitioning, file system tuning, auto mounts, NIS, DNS)
- Strong knowledge and experience in OS Hardening, Performance Tuning, Kernel Customization
- Able to write Shell and Perl scripts
- Good knowledge and experience in System performance tuning and monitoring
Linux Engineer

Posted 5 days ago
Job Viewed
Job Description
**Responsibilities include but are not limited to:**
+ Provide technical remote and onsite support and guidance to NCTE Range end-users, addressing IT-related issues and inquiries in a timely and professional manner
+ Diagnose and resolve complex technical issues related to system configurations and network connectivity for Range POR systems
+ Ability to work with Domain Name System (DNS) and
+ Dynamic Host Configuration Protocol (DHCP) and Windows/Linux environments and familiarity with Active Directory in Windows environments
+ Writing standard operating procedures (SOPs) for IT systems and processes
+ Strong understanding of Linux networking, patching, and operating systems, especially Red Hat 6,7,8 and 9, as well as Linux filesystems and Logical Volume Management (LVM)
+ Up to 25% travel
**Minimum Qualifications:**
+ High School Diploma and 5+ years of relevant IT systems experience
+ Experience in systems administration, with proficiency in both Linux and Windows environments
+ Must have Security+ CE certification
+ Must have VMware, Windows, or Linux Operating System (OS) certification.
**Preferred Qualifications:**
+ Bachelor's degree in Computer Science, Information Technology, or related field
**Clearance Requirements:**
+ US Citizenship and an active Secret security clearance with the ability to obtain a Top Secret clearance
**Physical Requirements:**
+ Must be able to remain in a stationary position 50% of the time
+ Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and printer
+ Be able to occasionally move about inside the office to access file cabinets, office machinery, etc.
ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at and provide your name and contact information.
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Linux Engineer

Posted 7 days ago
Job Viewed
Job Description
Join our pioneering team at Leidos' High Fidelity Simulation Business Area, where we lead the charge in creating cutting-edge System of Systems solutions for the US Navy's simulation, training, and analysis needs. Picture yourself at the forefront of innovation, crafting the most advanced and game-changing trainers that redefine the US Navy's capabilities. As part of our dynamic, collaborative, and ethical team, your role will be pivotal, leaving a lasting impact on the US Navy's operations.
This position isn't just about a job-it's about embarking on a career that continuously challenges and fulfills you. Working with state-of-the-art technology, as a Linux Engineer, you'll shape various naval training and simulation systems like CIAT - Combined Integrated Air and Missile Defense (IAMD) and Anti-Submarine Warfare (ASW) Trainer ( . Your responsibilities will span technical planning, hardware design, network engineering, Linux OS configuration, system-level software development, and the deployment of Linux-based training systems. Imagine being at the forefront of systems requirements analysis, contributing to trade studies that assess the latest hardware innovations.
Your expertise will help shape the trajectory of our team and our exceptional products. With potential travel to partner organizations or trainer sites across strategic locations like Pearl Harbor, San Diego, Norfolk, and more, this role offers a dynamic blend of challenges and experiences.
Choosing Leidos means unlocking a world of unique benefits and opportunities:
+ Be part of the longest-running Leidos contract, spanning over 30 years, ensuring stability with extensive career mobility, fostering your professional growth.
+ As an added benefit, any hours worked beyond the standard 40 hour work week is compensated at straight time rates
+ Enjoy flexible hours tailored to your needs, whether starting early at 5 am or wrapping up late at 4 am.
+ Engage in meaningful work on cutting-edge systems that make an impact, with many systems going into production within six months.
At Leidos, we empower our employees to drive innovation and make a tangible difference. Join us for a career that transcends boundaries and propels you towards professional excellence.
Required Education
+ Bachelor's Degree in Electrical Engineering, Computer Engineering or Computer Science, Math or the Sciences, Network Engineering, Systems Software, or a related technical degree.
Required Experience
+ You must have U.S. Citizenship and be eligible to obtain a U.S. Government granted security clearance. Employment is contingent on receiving an interim Secret security clearance.
+ You must have 8+ years of relevant work experience
+ You must have demonstrable expertise with the Linux operating system (Red Hat Enterprise Linux or similar)
Desired Experience
+ Experience using Atlassian products to document findings, break down requirements, document and track bug reports, and monitor performance/progress toward product development
+ Experience building and configuring virtual machines, containers, and container orchestration tools like Kubernetes
+ Team leadership skills, planning and orchestrating deliveries and ensuring the team is prepared and has the tools needed to install training systems
+ Ability to represent your team with Government customers and explain status, discuss issues, and most importantly how you are going to resolve issues
+ Proven ability to perform root cause analysis on difficult technical issues, usually associated with new hardware or software products
**Original Posting:**
July 9, 2025
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
**Pay Range:**
Pay Range $104,650.00 - $189,175.00
The Leidos pay range for this job level is a general guideline onlyand 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-
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.
Linux Engineer

Posted today
Job Viewed
Job Description
Dallas, Texas
**Onsite**
Contract
$65/hr - $75/hr
A Multinational Aerospace company is looking for a **Linux Engineer** in Dallas Texas. The company is well known in the aerospace society and specializes in manufacturing and deploying aircrafts, jet propulsions, and landing gears in both the military and commercial aspects.
The company is currently in the process of expanding their IT presence in the Dallas Metroplex area. They are looking for individuals who are particularly skilled in Squid Proxy and RADIUS Servers.
**Contract Duration** : 6 Months - On Site
**Required Skills & Experience**
+ 5+ or more years experience using Linux
+ Intensive knowledge of Squid Proxy and RADIUS Servers
+ Basic understanding of authentication and network protocols
+ Experience with LDAP and Active Directory
+ Fluent in shell scripting (Bash, Python, Perl)
+ Strong analytical and troubleshooting skills
**What You Will Be Doing**
Tech Breakdown
+ Squid Proxy
+ RADIUS
+ Linux
+ Shell
+ AD
**Daily Responsibilities**
+ Build and manage Squid Proxy servers on Linux Platforms
+ Run RADIUS servers (FreeRADIUS)
+ Combine Squid and RADIUS servers with AD, Active Directory, or other identity management systems
+ Troubleshoot both Squid and RADIUS servers to optimize performance
+ Maintain systems security systems
+ Fixing or patching up Security Vulnerabilities in Linux Servers
+ Develop scripts to smoothly run administration and reporting
+ Examine both Squid and RADIUS servers logs and metrics to report and fix issues
**You will receive the following benefits:**
+ Medical Insurance - Four medical plans to choose from for you and your family
+ Dental & Orthodontia Benefits
+ Vision Benefits
+ Health Savings Account (HSA)
+ Health and Dependent Care Flexible Spending Accounts
+ Voluntary Life Insurance, Long-Term & Short-Term Disability Insurance
+ Hospital Indemnity Insurance
+ 401(k) including match with pre and post-tax options
+ Paid Sick Time Leave
+ Legal and Identity Protection Plans
+ Pre-tax Commuter Benefit
+ 529 College Saver Plan
Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP's Employment Accommodation policy. Applicants need to make their needs known in advance.
**Posted by:** Carter Smith
**Specialization:**
+ System Administration
Linux Engineer

Posted today
Job Viewed
Job Description
Job Title - Infrastructure Engineer - Linux
Job Summary - We are looking for a highly skilled Infrastructure Engineer with a strong focus on Linux systems to join our team. The Infrastructure Engineer will be responsible for managing and maintaining our Linux-based infrastructure, ensuring its reliability, performance, and security. This role requires collaboration with various teams, including IT, development, and operations, to support and enhance our infrastructure.
Abilities/Skill and Other Requirements - Exceptional Technical Skills are assumed
+ TOP: Self-starter with a 'learn and apply' attitude in an intense, fast-paced environment.
+ TOP: Experience working with leading stakeholder groups, including technical, product, business, and vendor teams.
+ TOP: Experience with Linux system administration and engineering.
+ Highly Desired: Experience with Linux tools such as Ansible
+ Highly Desired: AIX and GPFS/Storage Scale Experience
+ Excellent communication, collaboration, and documentation skills.
+ Proven track record of managing and maintaining Linux-based systems.
+ Ability to anticipate and manage infrastructure risks and issues with full transparency.
+ Confident, solution-oriented independent worker.
+ Must work independently while managing different sets of business, technology, and vendor stakeholders.
+ Proven problem-solving and organizational skills.
+ Experience with cloud platforms such as Azure or Google Cloud.
+ Experience with VMWare
+ Demonstrated ability in team motivation and delegation.
+ Local to Cincinnati region will be given preference.
+ Some travel to the Blue Ash Technical center may be required during critical deployments.
Key Responsibilities
+ Manage and maintain Linux-based systems ensuring their reliability, performance, and security.
+ Manage and maintain set of tools such as Ansible and Shell Scripting
+ Monitor system performance and troubleshoot issues to ensure high availability and performance.
+ Collaborate with development and operations teams to support and enhance the infrastructure.
+ Implement and maintain security best practices for Linux systems.
+ Develop and maintain documentation for system configurations, procedures, and processes.
+ Apply conflict resolution skills to resolve infrastructure issues daily.
+ Manage infrastructure risk, develop mitigation plans, and escalate decisions and unresolved issues daily.
+ Work with peers to develop and drive goals, define technical specifications, and detailed implementation plans for infrastructure projects.
+ Effectively apply skills to impact infrastructure decisions.
+ Focus on the benefits to be realized and the outcomes to be achieved.
ManpowerGroup is committed to providing equal employment opportunities in a professional, high quality work environment. It is the policy of ManpowerGroup and all of its subsidiaries to recruit, train, promote, transfer, pay and take all employment actions without regard to an employee's race, color, national origin, ancestry, sex, sexual orientation, gender identity, genetic information, religion, age, disability, protected veteran status, or any other basis protected by applicable law.