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Senior System Operator Jobs in Missouri (NOW HIRING)

Senior System Administrator

California, MO ยท On-site

$97K - $154K/yr

These systems open the door to new ways of testing, delivering, and operating at hypersonic speeds. Inherently dual-use, our technology is built to meet urgent national security needs while laying ...

Sr. Systems Administrator

Saint Louis, MO ยท On-site

$80K - $109K/yr

Summary Sr. Systems Administrator St. Louis, MO Are you ready to enhance your skills and build your ... Document system configurations, standard operating procedures, and technical documentation.

$92K - $127K/yr

System Integration: Connect IAM platforms (like Okta, LDAP, or Azure AD) with enterprise ... operating systems, SRE, identity management, enterprise storage, backup and disaster recovery ...

Senior Systems Engineer

Columbia, MO ยท On-site

$35.63 - $71.30/hr

... that improve system reliability, security, and performance. This is an opportunity to make a ... Windows Server operating systems, including Active Directory integration, Group Policy ...

Senior Systems Engineer

Columbia, MO ยท On-site

$35.63 - $71.30/hr

... that improve system reliability, security, and performance. This is an opportunity to make a ... Windows Server operating systems, including Active Directory integration, Group Policy ...

Senior Systems Engineer

Springfield, MO ยท On-site

$98K - $134K/yr

The Senior Platform Engineer designs, implements, and supports enterprise infrastructure solutions ... Troubleshoot and resolve complex infrastructure, operating system, hardware, software, and ...

Senior Systems Engineer

O Fallon, MO ยท On-site

$97K - $133K/yr

Senior Systems Engineer Location: Greater St. Louis, MO Start Date: Immediate About Gateway ... role of System Administrator 3. Gateway Fiber is a locally owned and operated internet service ...

New

Develop, maintain, and govern detailed IT architecture documentation across system, data, and ... Demonstrated experience operating effectively within a Scaled Agile Framework (SAFe) environment.

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Senior System Operator information

See Missouri salary details

$10

$30

$78

How much do senior system operator jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for senior system operator in Missouri is $30.66, according to ZipRecruiter salary data. Most workers in this role earn between $18.27 and $35.87 per hour, depending on experience, location, and employer.

What does a senior system operator do?

A Senior System Operator is responsible for monitoring, controlling, and maintaining the reliable operation of complex computer or power systems. They oversee system performance, troubleshoot issues, and coordinate with technical teams to ensure optimal functionality and uptime. Senior System Operators also implement system upgrades, enforce security protocols, and may train junior staff. Their expertise is vital in minimizing downtime and ensuring the smooth operation of essential systems.

What are the key skills and qualifications needed to thrive as a senior system operator?

To thrive as a Senior System Operator, you need deep knowledge of system operations, troubleshooting, and network management, often backed by a relevant degree or equivalent experience. Familiarity with SCADA systems, operating procedures, and certifications such as NERC or equivalent are typically required. Strong analytical thinking, decision-making under pressure, and clear communication skills help you excel in this role. These skills ensure reliable system performance, efficient problem resolution, and maintain safety and compliance in critical infrastructure environments.

What are some common challenges faced by senior system operators and how can they be addressed?

Senior System Operators often encounter challenges such as managing unexpected system outages, coordinating real-time responses to equipment failures, and ensuring compliance with regulatory standards. These challenges require strong problem-solving skills, the ability to make quick decisions under pressure, and effective communication with cross-functional teams. Staying updated with the latest industry protocols, participating in regular training, and fostering close collaboration with engineering and IT departments can help address these challenges and ensure reliable system operations.

What is the difference between Senior System Operator vs System Operator?

AspectSenior System OperatorSystem Operator
CredentialsTypically requires more experience and possibly advanced certificationsEntry to mid-level certifications and experience
Work EnvironmentOversees complex systems, mentors junior staffMonitors and controls systems under supervision
ResponsibilitiesAdvanced troubleshooting, system optimization, team leadershipBasic system monitoring, incident response

The Senior System Operator generally has more experience, advanced skills, and leadership responsibilities compared to a System Operator. They handle complex tasks, mentor staff, and optimize system performance, whereas System Operators focus on routine monitoring and incident management.

What are the most commonly searched types of System Operator jobs in Missouri?

The most popular types of System Operator jobs in Missouri are:

Infographic showing various Senior System Operator job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $63,773 per year, or $30.7 per hour.

Senior System Administrator

California, MO โ€ข On-site

Socket.dev
Network Securityย โ€ขย 1 - 10 employees

$97K - $154K/yr

Other

Posted 12 days ago


Key responsibilities

  • Manage cloud services (AWS, Azure, or GCP) including provisioning, monitoring, and cost control aligned with program requirements.

  • Configure, maintain, and troubleshoot Windows and Linux (RHEL preferred) environments, including system patching, updates, and hardening.

  • Configure, secure, and troubleshoot network devices, firewalls, VPNs, and segmented networks used in controlled environments.


Job description

Turning Space into a Transportation Layer for Earth

Who We Are:

Inversion builds advanced reentry systems to deliver next-generation capabilities from space. Our mission is to make Earth radically more accessible by turning Low-Earth Orbit into an on-demand logistics domain. We see space not as a destination, but as a platform โ€” one that unlocks unprecedented speed and global reach. Our spacecraft are designed to deliver payloads anywhere on Earth in under an hour, operating through extreme reentry conditions and landing with high precision. These systems open the door to new ways of testing, delivering, and operating at hypersonic speeds. Inherently dual-use, our technology is built to meet urgent national security needs while laying the groundwork for future commercial applications. Backed by leading investors including Y Combinator, Spark Capital, and Lockheed Martin Ventures, and working with partners such as the U.S. Space Force and NASA, Inversion is pushing the boundaries of whatโ€™s possible in space-based defense and logistics.

Overview

We are seeking an experienced System Administrator to support missionโ€‘critical IT infrastructure within a defense contracting environment. The ideal candidate will bring strong technical expertise in cloud technologies relevant to a regulated environment. Having a strong comprehension of security, compliance, and operational requirements common to defense and government settings.

Key Responsibilities
  • Manage cloud services (AWS, Azure, or GCP) including provisioning, monitoring, and cost control aligned with program requirements.
  • Experience managing, maintaining, and optimizing Windows and Linux (RHEL preferred) environments.
  • Experience with containerized environments i.e. Docker and Kubernetes
  • Configure, maintain, and secure network devices, firewalls, VPNs, and segmented networks used in controlled environments.
  • Conduct system patching, updates, hardening, and continuous monitoring to meet security and compliance standards.
  • Implement and maintain technical controls aligned with frameworks commonly used in defense contracting (e.g., ITAR, NIST, DFARS)
  • Assist with identity and access management, including privileged access workflows.
  • Troubleshoot system, network, and application issues to ensure continuity of operations.
  • Support disaster recovery planning, contingency procedures, and backup strategies required for mission assurance.
  • Collaborate with security, compliance, and engineering teams to ensure system readiness and adherence to program requirements.
Required Skills and Qualifications
  • 5 plus years of experience in comparable environments
  • Professional experience supporting systems within defense, federal, or other highly secure environments.
  • Expertise in virtualization technologies and cloud platforms.
  • Strong knowledge of networking protocols, routing, switching, and secure network design.
  • Understanding of cybersecurity principles, secure configuration, and compliance standards common in defense contracts.
  • Proficiency in Windows and Linux administration.
  • Strong analytical, troubleshooting, and documentation skills.
  • Ability to work within structured processes and controlled change environments.
  • Must have the ability to obtain and maintain a U.S. government Secret/Top Secret security clearance.
Preferred Qualifications
  • Experience supporting systems tied to government programs or regulated technical environments.
  • Familiarity with automation tools such as PowerShell, Bash, Ansible, or Terraform.
  • Relevant certifications such as AWS Dev Ops, AWS Solutions Architect, Google Professional Cloud Architect, Azure DevOps, Azure Solutions Architect.
  • Relevant security certifications would be a plus.

Our office headquarters is located in Playa Vista, CA. This position requires in office presence.

California annual base salary for this role is currently $97,000 - $154,000. Pay Grades are determined by role, level, location, and alignment with market data. Individual pay will be determined on a caseโ€‘byโ€‘case basis and may vary based on the following considerations: interviews and an assessment of several factors that are unique to each candidate, jobโ€‘related skills, relevant education and experience, certifications, abilities of the candidate and internal equity.

ITAR Compliance:

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.

Equal Employment Opportunity:

Inversion provides equal employment opportunities to all employees and applicants without regard to race, color, religion, age, sex, gender identity, sexual orientation, national origin, veteran status, or disability.

Inversion collects and processes personal data in accordance with applicable data protection laws. If you are a US Job Applicant see the CCPA Privacy Policy Notice for further details.

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