45 Results for

Network Systems Administrator Jobs in Saint Louis, MO

Jobs

St. Louis, MO30+ days ago

$60,000–$65,000 Per Year

We are a growing information technology company that offers its employees a culture of success, the chance to work on revolutionary federal IT infrastructure, and the opportunity to grow alongside cutting-edge technology that is reshaping the industry. Monitor network performance and performs testing to provide diagnosis of issues and to assist with deployment of solutions.

Scott AFB,, IL30+ days ago

Full-time

The Systems Administrator is responsible for the sustainment and secure operation of TRDM's enterprise applications and systems, including managing virtual machines, performing patching, security hardening, backup and recovery, load balancing, configuration management, and vulnerability remediation. Required SkillsUser Account and Access Management – Experience managing user accounts across NIPRNet and SIPRNet, including provisioning, password resets, and access permissions for TRDM infrastructure.

St. Louis, Missouri30+ days ago

Remote

$61,850–$70,000 Per Year

Excellent verbal and written communication skills to explain complex technical issues clearly to non-technical users. Respond to customer questions and troubleshoot technical issues related to hardware, software, and network problems.

St. Louis, MO30+ days ago

This rewrite reflects the source posting's emphasis on managing, securing, and optimizing high-performance, mission-critical systems and leading systems operations in support of geospatial analytics, software development, and data services. This role is ideal for a senior engineer who can own Linux-heavy operations in a classified environment while also supporting Windows systems, virtualization, automation, and overall platform reliability.

New!

Saint Louis, MO2 days ago

$70–$80 Per Hour

Role Overview: The System Administrator for NOC/SOC Tools Support plays a crucial role in maintaining and optimizing the systems and tools used by the Network Operations Center (NOC) and Security Operations Center (SOC). The position requires a blend of technical expertise, problem-solving skills, and the ability to work effectively in a high-pressure environment to ensure the continuous operation of vital monitoring and security tools.

St. Louis, MO30+ days ago

Knowledge of: Microsoft System Center Configuration Manager PowerShell Virtualization Environments (VMware, Citrix) Profile management utilizing the VMware User Experience Management (UEM) toolset Microsoft Exchange Telephone/Video support Networking Familiarity with site specific customer and mission. System Administrative Advisory duties to include management of Windows and Linux workstations on EVDI and physical: Troubleshooting application functionality, crash and performance Investigate user performance and work with external teams to improve user experience.

New!

Saint Louis, MO2 days ago

Successful candidates are expected to have related experience and knowledge/understanding of: * Active Directory Administration DNS, DHCP, DFS, LDAP Windows 10, Server 2012, Server 2016 * Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer Linux Operating system Understanding of ServiceNow, NETS or other ticketing processes ITIL v3 or higher What Would be Nice to Have: * Knowledge of: Microsoft System Center Configuration Manager PowerShell Virtualization Environments (VMware, Citrix) Profile management utilizing the VMware User Experience Management (UEM) toolset Microsoft Exchange Telephone/Video support Networking Familiarity with site specific customer and mission What You'll Be Owning: * System Administrative Advisory duties to include management of Windows and Linux workstations on EVDI and physical: * Troubleshooting application functionality, crash and performance Investigate user performance and work with external teams to improve user experience * Assist customers with Tier 2 incident resolution for Linux and windows applications.

St. Louis, MO30+ days ago

This role combines technical leadership with hands-on work across enterprise systems, infrastructure projects, and operational improvements. Perform hands-on work including server installs, networking, and hardware support.

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Saint Louis, MO3 days ago

Active DoD TS SCI clearance required CompTIA Security+ CE required Minimum 3 years of relevant experience integrating, configuring, and troubleshooting a broad range of technologies. The L2 technician is responsible for provisioning systems, supporting end users, and ensuring stable, secure computing environments.

Illinois11 days ago

$59,000–$67,000 Per Year

Hands-on experience with: Juniper and Cisco networking equipment, Routing protocols: BGP and OSPF, Switching, VLAN configuration, VMware networking components, firewall administration and rule management. Requirements of position: Think analytically, effective verbal and written communication skills, make decisions, observe/remember details, interpret data, concentrate on tasks, adjust to change, handle stress/emotions.

Scott AFB, IL30+ days ago

This position supports the Defense Information Systems Agency (DISA) Enterprise SATCOM Gateway Services (ESGS), providing worldwide 24/7/365 technical and operational support to tactical customers accessing DoD Gateway facilities. Moderate IP/Networking experience including routers, switches, firewalls, routing protocols (EIGRP, BGP, RIP), VLANs, ACLs, and multicasting .

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Scott AFB, IL3 days ago

The selected candidate will play a key role in maintaining secure, reliable, and efficient network communications supporting GATES users worldwide. This role is ideal for a solutions-oriented professional who thrives in fast-paced operational environments and is passionate about network administration, cybersecurity, and customer support.

New!

Scott Air Force Base, IL3 days ago

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. Authorization to Share Resume and Personal Information: By expressing your interest and submitting your resume for this position, you authorize DecisionPoint Corporation to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience.

Scott AFB, Illinois30+ days ago

New!

Scott Air Force Base, IL2 days ago

This role supports classified and unclassified environments and works under the direction of senior systems administrators and government leads to ensure system availability, security compliance, and continuity of operations. - Administer NIPR and SIPR Active Directory environments, including: - Assist with installation, configuration, maintenance, and operation of Windows-based server platforms.

St. Louis, MO30+ days ago

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$106,300—$221,100 USDWhat We BelieveAs a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

Saint Louis, MO30+ days ago

The NV5 family brings together talent across a wide range of markets and fields, including Professional Engineers, Professional Land Surveyors, Architects, Photogrammetrists, GIS Professionals, Software Developers, IT, Project Management Professionals, and more. We are seeking a mission-focused and security-cleared Systems Administrator with deep experience in AWS GovCloud (US) to support classified Department of Defense (DoD) cloud infrastructure.

New!

Scott Air Force Base, IL2 days ago

$34–$42 Per Hour

TEKsystems is seeking a mission-focused Systems Administrator with strong Windows Server and AWS GovCloud (US) experience to support classified Department of Defense environments. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed.

Scott AFB, IL17 days ago

Ensure technical and programmatic baselines of ongoing client initiatives are consistent across all program development efforts, anticipate system interface requirements, assess risks, and enforce configuration control processes. Maintain the programs architectural documents, support DoDAF, and AWS DevSecOps pipeline.

New!

Scott Air Force Base, IL3 days ago

We are seeking a mission-focused Systems Administrator with strong Windows Server and AWS GovCloud (US) experience to support classified Department of Defense environments. This role is ideal for a cleared professional who thrives in secure, compliance-driven infrastructures and enjoys hands-on operational ownership.

St. Louis, MO30+ days ago

Contractor

Additionally, this individual will act as a software administrator for LIMS software when requested, help define workflow integration of QC processes, including management of user accounts and roles. The individual will support OC & QA operational activities by prioritizing data activities, reviewing applicable documentation and making revisions and changes as required.

New!

Scott Air Force Base, IL2 days ago

St. Louis, MO30+ days ago

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$186,300—$360,800 USDWhat We BelieveAs a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

New!

Saint Louis, MO2 days ago

Self-sufficient and able to work in dynamic environments Preferred Qualifications • Experience managing assets through network-based tools (AV, backup/recovery, vulnerability scanning, GPO, auditing). Louis, MO) Overview The System Administrator II supports Closed Area operations by providing advanced workstation, server, and network support within a secure environment.

St. Louis, MO17 days ago

There will be no shortage of opportunities to develop relationships with contributors from the development teams as well as customers and sponsors of our products, along with the opportunity to champion teamwork as we continue to evolve our support model with a focus on operational efficiency, reliability, and proactive issue identification. Louis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories.

Collinsville, IL30+ days ago

Full-time

This individual ensures the availability, integrity, and compliance of core infrastructure supporting casino gaming systems, pari‑mutuel wagering, racing operations, administrative functions, and guest‑facing technologies. This role blends advanced technical capability with strong communication, empathy for end users, and a commitment to operational excellence in a fast‑paced, highly regulated gaming environment.

New!

East Alton, Illinois6 days ago

By working alongside Capex project engineers, you will gain firsthand knowledge of the needs and requirements of your clients, while helping to drive conceptual solutions that support Wieland’s business expansion and process improvement goals. Wellness Programs – Wieland encourages participation in our unique and personalized approach to wellness, where you are eligible to earn healthcare premium discounts as well as HSA employer contributions based on your status within the program.

St. Louis, MO30+ days ago

Full-time

Demonstrated experience with the following: SharePoint Object Model (OM), SharePoint Designer (2010/2013/2016), Visio, InfoPath, Java, Visual Basic, Visual Studio, C#, HTML5, CSS3, PowerShell, XML, XPath, REST, API, Net, JavaScript, jQuery, SQL, VBA, Microsoft Project, MS Project Server and PWA. Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment.

St. Louis, MO30+ days ago

Oracle Database Management Oversee the installation, configuration, administration, and maintenance of Oracle databases across production, test, and development environments. Backup & Recovery Design, implement, and test robust backup and recovery strategies using RMAN and Data Guard to ensure data integrity and disaster readiness.

St. Louis, MO30+ days ago

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$186,300—$360,800 USDWhat We BelieveAs a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

St. Louis, MO30+ days ago

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$126,300—$243,100 USDWhat We BelieveAs a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

St. Louis, MO30+ days ago

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$126,300—$243,100 USDWhat We BelieveAs a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

St. Louis, MO27 days ago

This role ensures reliable connectivity supporting patient care, telehealth and revenue operations while partnering closely with Cybersecurity, End User Computing (EUC) and Clinical Systems teams. The Manager of Network & Telecommunications is responsible for the availability, security and performance of our client’s enterprise network and voice infrastructure.

New!

St. Louis, MO2 days ago

Inspired by the teachings of Jesus Christ, the mission of Cardinal Ritter Senior Services is to be a leader in providing an integrated continuum of quality social services, housing, residential care and health care services for the senior adult. Leads and manages staff while ensuring the delivery of high-quality, resident-centered care that aligns with the principles and philosophy of assisted living and geriatric care, meeting the needs and expectations of residents, families, and staff.

St Louis, MO30+ days ago

Experience with performing physical or logical network engineering, including configuration of routers, firewalls, and switches and configuring WAN, LAN, VLAN, WLAN, VPN, and system administration services, including Active Directory and domain management. The ideal candidate will have an understanding of network security access controls and security protocols, as well as hands-on experience with ForeScout products with problem-solving skills and the ability to prioritize shifting workloads in a rapidly changing environment.

New!

Saint Louis, Missouri5 days ago

Responsibilities: The Company is one of North America’s leading sales and marketing agencies specializing in outsourced sales, merchandising, category management, and marketing services to manufacturers, suppliers, and producers of food products and consumer packaged goods. Advanced Technical Support: Provide advanced technical support and expertise to resolve complex IT issues, including hardware and software problems, network connectivity, and system errors.

St Louis, Missouri30+ days ago

To stay connected with the full portfolio, the role also includes quarterly scheduled visits to the other hotels to support technology projects, strengthen relationships with on-site teams, and ensure systems are running smoothly across all locations. Technical project manager partnering with site departments to develop criterion for software system implementation, upgrades and enhancements.

New!

Scott Air Force Base, IL2 days ago

$120,001–$160,000 Per Year

The successful candidate will be responsible for working at the direction of the IT Service Manager, Platform Owner and with other Platform Core Team roles and Technical Leads to facilitate and ensure the success of the ServiceNow platform by focusing on the design, implementation, and optimization of ServiceNow solutions for the organization. The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications.

St. Louis, MO30+ days ago

Attends various national trade and manufacturer conferences as directed by supervisor to maintain knowledge of technology in our industry and how these technologies provide business solutions for our customers; maintains knowledge on applicable codes, legislative changes and industry trends that impact their assigned technology; responsible for reviewing with each office, channel, market and department managers that support their technology. Provides consultation, system design/solution, estimating and scope of work of security system design/solution during the sales process primarily for assigned account teams:Maintains understanding of Tech Electronics' Customer Lifecycle Strategy to ensure best solution and system design for the customer while ensuring Tech's ability to develop new and/or maintain customer relationships.

Scott AFB,, IL30+ days ago

Full-time

Experience with Secure, Multi-Network Environments (NIPR/SIPR) – Prior experience designing and managing data in multi-network environments, including knowledge of synchronizing reference data between unclassified (NIPRNet) and classified (SIPRNet) systems. Required SkillsData Modeling and Architecture Design – Proficiency in translating functional requirements into logical and physical data models using tools like Erwin, with the ability to support and align with USTRANSCOM’s Enterprise Logical Data Model (ELDM).

St. Louis, MO30+ days ago

Full-time

This is a Safety Sensitive Role: Individuals in safety sensitive roles (i.e., role where impaired performance could credibly result in fatality or permanently disabling injury), cannot have: An uncontrolled condition which is likely to cause loss of consciousness or ability to control a motor vehicle or other large machinery; An uncontrolled respiratory or cardiac dysfunction likely to interfere with the ability to operate a motor vehicle or other large machinery; A current clinical diagnosis of high blood pressure likely to interfere with ability to operate a motor vehicle or other large machinery; A current or unregulated mental or psychiatric disorder likely to interfere with ability to drive a motor vehicle or other large machinery; Impaired hearing (with or without hearing aids) that would prevent the person from hearing crucial safety information or alarms; The above stated requirements are aimed at reducing significant risk of substantial harm to the health or safety of employees and others and are subject to providing reasonable accommodations. Must have the ability to work in extreme conditions, including but not limited to changing weather conditions, dust, mud, varying levels of noise from low to high decibels, varying degrees of light and dark, in and around artificial light and in a confined work area .

St Louis, Missouri12 days ago

This role focuses on cybersecurity engineering, risk management, and compliance across cloud and on-prem systems, supporting system authorization, vulnerability management, and secure operations in classified environments. Developing, reviewing, and maintaining security documentation such as SSPs, POA&Ms, SARs, and ATO artifacts in tools such as XACTA or eMASS.

New!

University City, MO2 days ago

Under the general supervision of the School Principal, to develop students' physical skills and abilities, strength, agility, poise, coordination, and teamwork; to develop students' understanding of the importance of exercise to physical and mental well-being; and to motivate students to work towards, physical fitness, hygiene, and good health. This position will subject the employee to work environments that have exposure to weather or interiors with extremes of heat and/or cold, wet and/or humid conditions, high noise levels, and various work related hazards.

New!

Scott Air Force Base, IL2 days ago

$80,001–$120,000 Per Year

The USTC Managed Information Technology Services (MITS) contract provides strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications. Design and development of Initial Privacy Assessment (IPA) and Privacy Impact Assessments (PIAs) for each major Federal Government IT Systems Developing and conducting System Test and Evaluations (ST&Es) and Independent Verification and Validation (IV&Vs) of the security profiles of Federal Government IT Systems.

Saint Louis, Missouri30+ days ago

Analyze user needs and develop software solutions, applying principles and techniques of computer science, engineering, and mathematical analysis. As a valued member of our team, you have the unique opportunity to work in a diverse range of technology and business career paths, all while supporting our nation and delivering innovative technology solutions.

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Network Systems Administrator Jobs in Saint Louis, MO

Jobs

Network/System Administrator I (Boundary)Chameleon Integrated

Senior Systems AdministratorXenith Solutions

Systems Administrator - Tier 2Govcio LLC

Systems Administrator - VMware/KVM (TS/SCI Clearance Required)North Point Technology

NOC Systems Administrator with Security ClearanceGridiron IT Solutions

Systems AdministratorGRVTY

Systems Administrator with Security ClearanceTailored Access, LLC

Systems Administrator IIIEFC International

System Administrator L2 with Security ClearanceCatapult Staffing

Network Administrator (Mid)Foxhole Technology, Inc.

Network Administrator (SATCOM)C3EL

GATES Network AdministratorC5T Corporation

Senior Systems Administrator / Release ManagerDecisionPoint Corporation

Senior Systems Administrator / Release ManagerDecisionPoint | Cortek

System Administrator with Security ClearanceTEKsystems c/o Allegis Group

IT System Administrator – SOC/NOC SupportAccenture Federal Services

Systems Administrator – AWS GovCloud (DoD Classified Environments)NV5

Systems AdministratorTEKsystems c/o Allegis Group

Linux Systems AdministratorQuadrant Inc

Systems Administrator with Security ClearanceTEKsystems c/o Allegis Group

LIMS (Lab Information Management System) AdministratorIntegrated Resources, Inc

Senior Systems Architect (AWS/Linux)DecisionPoint Corporation

IAM Configurator/Administrator Associate DirectorAccenture Federal Services

System Admin L2 with Security ClearanceCatapult Staffing

Senior DBA Engineer - Oracle SQL/CloudEnterprise Holdings

IT Systems EngineerFairmount Park Casino & Racing

CAD AdministratorWieland

SharePoint AdministratorMaximus

Oracle DBADiverse Linx

SIEM/SOAR Administrator/Assessor Associate DirectorAccenture Federal Services

SAP Basis Administrator – Onsite in St. Louis, MOAccenture Federal Services

Lead SAP HANA Administrator (Relocation OR 100% travel to St. Louis, MO)Accenture Federal Services

Manager – Network & Telecommunications - Direct hire, FTE up to $130kLRS

Administrator - Mother of Perpetual HelpCatholic Charities of St. Louis

Network Security with Forescout experienceTechDigital

Sr IT Support AnalystAdvantage Solutions

Complex IT ManagerMagnolia St. Louis

ServiceNow Platform ArchitectSAIC

Physical Security Solutions DesignerTech Electronics

Senior Data ArchitectXenith Solutions

Specialist End User Computing- OperationsPeabody Energy

Cyber Security Engineer (Jr-Sr)aqua IT

High School P.E. Teacher 2026-2027University City School District

Cloud Information Security AnalystSAIC

Mid Software Engineer (SFA)Kentro

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