Senior Systems Administrator
International Executive Service Corps
Senior Systems Administrator Job Location: Remote (only able to consider U.S. based candidates) Travel Expectations: 0% Job Classification: Temporary (W2T), Contractor (1099) Join Centric Consulting – A Culture You’ll Love At Centric Consulting, we've cultivated a unique approach to business. Our business is built on three fundamental principles: Enjoy the people you work with, have fun, and do great work. These principles define our consulting model and have crafted one of the most vibrant cultures in the consulting industry – celebrating individuals, collaboration, and lifelong friendships. We are seeking a Senior Systems Administrator to manage and optimize our client\'s Microsoft cloud and endpoint environment. This role will support identity, endpoint, Azure infrastructure, and end-user administration while contributing to future cloud optimization and modernization initiatives. In this role, you will: Administer Okta, Microsoft Intune, Azure Active Directory/Entra ID, and Azure infrastructure. Use NinjaOne RMM to monitor, manage, and support enterprise endpoints. Troubleshoot escalated infrastructure, cloud, endpoint, and end-user support issues. Perform routine system maintenance, monitoring, patching, and documentation. Support Azure cleanup, optimization, governance, right-sizing, and cost management efforts. Assist with infrastructure modernization, automation, DevOps, reporting, and data platform initiatives. Partner with infrastructure, security, data, and application teams to deliver scalable technology solutions. Who You Are: You have strong experience administering Okta and Microsoft Intune. You bring extensive knowledge of Azure Active Directory/Entra ID and hands-on Azure infrastructure administration. You have required experience with NinjaOne RMM. You are comfortable supporting Microsoft cloud environments, enterprise endpoints, and escalated technical issues. You have strong troubleshooting, communication, collaboration, and prioritization skills. You have experience with Azure governance, optimization, cost management, or cloud modernization. Familiarity with PowerShell, automation, DevOps practices, Azure data services, or modern data/AI platform initiatives is a plus. Total Rewards: We proudly offer competitive compensation, a comprehensive and well-rounded benefits package for full-time employees that have been designed to nourish your well-being, such as health coverage, wellness programs, 401K company match, self-managed PTO, and other unique incentives that celebrate your accomplishments. Remote and Hybrid Work Time Off When You Need It Benefits That Flex Professional Development While benefits eligibility may vary for roles that are not full-time, we provide unique opportunities for growth, skill development, and more. Regardless of your role, you’ll be part of a collaborative environment where every team member contributes to our shared success. Discover more about our benefits by exploring additional details here benefits. Who We Are: Founded in 1999 with a remote workforce, we combine the benefits of experience, flexibility, and cost efficiency to create tailored solutions centered on what’s best for businesses. Now numbering more than 1,400 employees in the U.S. and India, we’re committed to solving clients’ toughest problems and delivering on our mission of providing unmatched experiences. Our purpose at Centric Consulting is to bring unmatched experiences to clients and employees. These aren\'t just words we use — it\'s how we became a company and who we are today. Providing an unmatched experience means we approach each other as human beings and lead with empathy and humility. It means we work diligently to ensure we are a place where everyone can create a sense of belonging and feel respected for who they are. What Makes Centric a Great Place to Work? We know that creating and sustaining an authentically welcoming culture requires that we all play a part inpromoting diversity, equity, and inclusion, from our business practice to how we show up for employees and communities. This is how we bring our mission and core values to life, working together to provide the highestqualityservices to our clients while allowing our employees to reach their full potential. We are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veterans’ status, or any other characteristic protected by federal, state, or local laws. Reasonable accommodations are available for candidates during all aspects of the selection process. Please advise the talent acquisition team if you require accommodations during the application or interview process. #J-18808-Ljbffr
- ...RTX is seeking a Principal System Administrator to support Windows and Linux enterprise environments in a DoD-focused setting. Responsibilities include designing, implementing, maintaining, patching, and troubleshooting Windows Server, Windows 11, and RHEL across a large...Senior
$86k
...reimbursement Perks : Gym membership stipend, wellness program, fertility benefits, pet insurance, and more Your Role: Senior Systems Administrator The System Administrator III is a senior technical contributor with deep expertise in Microsoft 365 and Azure cloud infrastructure...SeniorLocal areaImmediate startRemote workFlexible hours- Erias Ventures, LLC is seeking a Senior System Administrator to provide support, troubleshooting and maintenance of IT systems. You will manage enterprise IT infrastructure, monitor devices, and resolve issues across servers, networks and storage. The role requires a Bachelor...Senior
- CACI International Inc. seeks a Classified Systems Administrator and ISSO in Herndon, VA to secure and manage classified Windows Server environments, virtualization, and IA responsibilities across multiple networks. The role requires a Secret clearance, 7+ years in systems...Senior
- Northrop Grumman Corp. (JP) is seeking a Sr Principal Systems Administrator at Ellsworth AFB, SD, to join a high‑demand IT team supporting flight operations. The role requires directing real-time, multi-user ground systems, ensuring STIG compliance, and performing field...Senior
$81.72k - $162.31k
...Resp & Qualifications PURPOSE: The Senior Systems Administrator is responsible for assisting with the development and maintenance of unique software platforms. Assists the Manager with the administration, integration and maintenance of system platform. This position assesses...SeniorWork experience placementImmediate startRemote work- ...Great Place to Work ASRC Federal is seeking an experienced Senior Systems Administrato r to support the Department of War Education Activity... ...mission. This position is fully remote. The Senior Systems Administrator will work closely with government stakeholders, application...SeniorFor contractorsRemote work
- ...invest in your well-being, development, and ability to make an impact because when one Nerd levels up, we all do. The Senior IT Systems Administrator at NerdWallet is responsible for maintaining the stability, scalability, and security of the organization's technology...SeniorWork at officeLocal areaRemote workWork from homeFlexible hours
- ...diverse backgrounds to help us envision, shape, and deliver systems that will enable the exploration of space while benefiting... ...the United States. We have an exciting opportunity for a Senior System Administrator to join the JETSII Contract. The Senior System...SeniorHourly payPermanent employmentContract workWork experience placementWork at officeLocal area
$68.9k - $131.1k
...creating a safer, more secure world. Join us and help shape the future of aerospace and defense. What You Will Do: Provide IT systems administration in a heterogeneous RedHat Enterprise/Microsoft Windows and environment. Participate in all phases of Engineering software...SeniorFull timeTemporary workWork experience placementWork at officeRemote workFlexible hours- Ampirical is seeking a Senior Systems Administrator to lead Microsoft 365 and Azure cloud initiatives. You will orchestrate governance, security, and hybrid identity across cloud and on‑prem environments, acting as a trusted SME within the IT team. You will drive automation...Senior
- JT4, LLC is seeking a System Administrator to support real-time mission systems and DoD networks. The role involves configuring Windows Server environments, maintaining security, backups, and network operations across LAN/WAN per DoD standards. The ideal candidate will...Senior
- CACI International Inc. in Chantilly, VA is seeking a DevOps Systems Administrator to engineer, build, deploy, and maintain Windows/IIS hosting environments in AWS. You will work with the web development team to ensure reliable, scalable systems and automate repetitive...Senior
- Centric Consulting is seeking a Senior Systems Administrator to manage and optimize a client’s Microsoft cloud and endpoint environment. You will support identity, endpoint, Azure infrastructure, and end-user administration while contributing to cloud modernization initiatives...SeniorRemote job
- Amentum in Houston, TX seeks a Senior System Administrator to join the JETSII Contract. The role focuses on Windows server administration, VMware virtualization, security, patch management, and IT automation. You will lead infrastructure improvements as a Technical Lead...SeniorContract work
- Concept Plus is seeking a Systems Administrator to provide senior technical leadership for federal IT systems, with focus on infrastructure, environment management, and platform sustainment. You will integrate with DevSecOps, CI/CD, and Cloud operations to ensure security...Senior
- Amentum seeks a Lead Systems Administrator to join the Space Force Range Contract team. You will configure infrastructure software for launch readiness, support system validation, and perform regular maintenance to ensure operational readiness during launch windows. The...SeniorContract work
- ...clearance - a requirement onits Project with a Major Prime) for the following position for a federal agency. Job Title : Senior System Administrator - Linux Location : Winchester, VA - REMOTE (3 days)/ONSITE (2 days) Salary : based on experience on other qualifications....SeniorRemote jobFull timeImmediate start
- RTX is seeking a Principal Systems Administrator Lead for 100% onsite work in Tucson, AZ. The role requires an active secret clearance and US citizenship. You will manage Windows and Linux IT infrastructure across classified programs, collaborate with Cybersecurity, and...Senior
$225k - $255k
...on bringing innovative solutions to the difficult mission problems facing our customers. Description We are seeking aSenior System Administrator to provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT...SeniorHourly payExtra incomeTemporary workImmediate startFlexible hours- CareFirst, Inc. is seeking a Senior Systems Administrator to support development and maintenance of the system platform. You will assist with governance, reporting, dashboards, and data analytics, coordinating meetings and guiding stakeholders. The role emphasizes content...Senior
- Jobtailor seeks a senior enterprise database administrator to lead administration of Oracle, SQL Server, PostgreSQL, MySQL, and MongoDB across production, development, and test environments. You will design, implement, and maintain high-availability database solutions...Senior
$105.8k - $158.6k
...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for... ...Grumman Aeronautics Sector is seeking a Sr Principal Systems Administrator to join our team of qualified individuals located at Ellsworth...SeniorWork at officeLocal areaRemote workRelocation packageFlexible hoursShift workWeekend work- The Charlotte Area Transit System (CATS) is seeking an Application Administrator II to manage and optimize enterprise applications. You will administer Workday and Enterprise Asset Management, control security and workflows, and support upgrades, testing, and integrations...Senior
- RTX is seeking an IT Systems Administrator to provide administration across RedHat Enterprise Linux and Microsoft Windows environments, supporting engineering software installation and testing. You will collaborate with System Admins, Cyber Security, Network Engineering...Senior
- Apex Systems is seeking a Level 3 Systems Administrator for a 100% on-site role in St. Louis, MO. The position requires active Interim Secret security clearance and at least 5 years of systems administration experience in Windows/Unix/Linux environments, with VMware expertise...SeniorFor contractorsInterim role
- ...Institute for Defense Analyses (IDA) in Princeton, NJ seeks an experienced Systems Engineer with deep Red Hat Linux expertise to update, expand, and maintain enterprise Linux infrastructure. Windows experience is a plus in this role. The ideal candidate will design, deploy...Senior
- Abacus Technology Corporation seeks a Network Administrator to provide WAN infrastructure support for the AFINC III program at Maxwell AFB/Gunter Annex. This is a full-time on-site role requiring TS/SCI clearance and extensive network expertise. Responsibilities include...SeniorFull time
- IgniteAction, a joint venture between ActioNet and Ignite, seeks a very experienced Senior Red Hat Linux Admin/Engineer for the Census Bureau project. You will own deployment, configuration, and operation of RHEL infrastructure, collaborating with multiple tech teams and...SeniorWork at office
- ...infrastructure to deliver scalable HPC solutions that power next-generation engineering workloads. Ideal candidates have strong Linux systems experience, hands-on HPC hardware knowledge, and experience with parallel computing, performance #J-18808-Ljbffr ASML Germany GmbHSenior
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