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Added 3 mins ago
AI Operations Administrator - Gravitee - Remote US
SitusAMC
Jefferson City, MO
…environments, organizations, gateways, management console, developer portal, users, groups, and role-based…
Added 3 mins ago
C
AI Data Engineer
Cognizant
Jefferson City, MO
- $100,000 to $115,000 USD / year
Build production-grade Python applications, scripts, and AWS Lambda functions that integrate with enterprise platforms, APIs, and AWS services.
Added 4 mins ago
C
AI Data Engineer
Cognizant
Jefferson City, MO
- $100,000 to $115,000 USD / year
Build production-grade Python applications, scripts, and AWS Lambda functions that integrate with enterprise platforms, APIs, and AWS services.
Added 4 mins ago
GA
Sr Staff Applications Operations Engineer – Engineering Tools Automation & AI Ops
GE Aerospace
Saint Louis, MO · Kansas City, MO
- $131,000 to $174,000 USD / year
Automation and CI/CD experience (Python, Bash, PowerShell, Jenkins, Artifactory, Ansible) and ITSM tools such as ServiceNow.
Added 4 mins ago
EG
Cloud Engineer
Eliassen Group
Jefferson City, MO
- $70 to $88 USD / hour
…with conversions and decommissioning. The role will support automation efforts and platform build work using GCP, Go, and Temporal for orchestration, and Azure with Terraform and Python.…
Added 22 mins ago
C
AI Data Engineer
Cognizant
Washington, DC
- $100,000 to $115,000 USD / year
Build production-grade Python applications, scripts, and AWS Lambda functions that integrate with enterprise platforms, APIs, and AWS services.
Added 22 mins ago
AI Operations Administrator - Gravitee - Remote US
SitusAMC
Washington, DC
…environments, organizations, gateways, management console, developer portal, users, groups, and role-based…
Added 22 mins ago
Senior Data Scientist/Engineer and Application Developer
Deloitte
Washington, DC
3+ years of experience using SQL, Python, and PySpark for data ingestion, transformation, and automation
Added 22 mins ago
C
AI Data Engineer
Cognizant
Washington, DC
- $100,000 to $115,000 USD / year
Build production-grade Python applications, scripts, and AWS Lambda functions that integrate with enterprise platforms, APIs, and AWS services.
Added 22 mins ago
Naval Architect
ManTech International
Washington, DC
Experience with programming or scripting (Python, MATLAB) for automation and post-processing
Added 22 mins ago
EG
Cloud Engineer
Eliassen Group
Washington, DC
- $70 to $88 USD / hour
…with conversions and decommissioning. The role will support automation efforts and platform build work using GCP, Go, and Temporal for orchestration, and Azure with Terraform and Python.…
Added 31 mins ago
EG
Cloud Engineer
Eliassen Group
Frankfort, KY
- $70 to $88 USD / hour
…with conversions and decommissioning. The role will support automation efforts and platform build work using GCP, Go, and Temporal for orchestration, and Azure with Terraform and Python.…
Added 1 hour ago
Senior Data Engineer (AWS & Databricks)
General Dynamics Information Technology
Fairfax, VA
Configure metadata structures, workflows, automation, and security settings; develop ingestion processes and attribute definitions for catalog entries
Added 1 hour ago
ENGINEER SOFTWARE 1
Huntington Ingalls Industries
Newport News, VA
Proficiency in at least one modern programming language (such as Python, Java, C++, or JavaScript)
Added 1 hour ago
SCADA Manufacturing Engineer
ManpowerGroup
Newport News, VA
Proficiency in Python scripting for application logic and automation.
Added 1 hour ago
Software Engineer
Jacobs
Chantilly, VA
…infrastructure as a service for cloud-agnostic deployments and automation. It's designed to automate data management and…
Added 1 hour ago
G
Technical Lead, Full-Stack Engineering – AI-Native Solutions
Guidehouse
MCLEAN, VA
- $113,000 to $188,000 USD / year
Advanced hands-on proficiency with JavaScript/TypeScript and a modern front-end framework, plus Python or another backend language; strong experience with APIs, databases, authentication,…
Added 1 hour ago
Senior AI Software Engineer
Wells Fargo
MCLEAN, VA
…combines hands-on engineering across frontend applications, Python backend services, MCP infrastructure, agent workflows, and secure enterprise…
Added 1 hour ago
Associate Delivery Consultant – Modernization, ProServe A2C Delivery , ProServe A2C Delivery
Amazon
Arlington, VA · Herndon, VA
Experience programming with at least one modern language such as C++, C#, Java, Python, Golang, PowerShell, Ruby
Added 1 hour ago
Information Systems Security Engineer (ISSE)
Amazon
Arlington, VA
Build automation, reusable templates, dashboards, and quality checks that reduce manual effort, shorten authorization cycle time, improve evidence consistency, and provide leadership with…
Added 1 hour ago
Senior Detection Engineer
Nightwing
Arlington, VA
…into reliable behavioral analytics, investigative queries, and automation. This work moves the team beyond individual hunts toward faster, repeatable, and scalable operations. Working…
Added 1 hour ago
EG
Senior Firewall, VPN & DMZ Network Engineer
Eliassen Group
Norfolk, VA
- $70 to $80 USD / hour
Automation experience with Ansible, Python, and Infrastructure as Code.
Added 1 hour ago
EG
Cloud Engineer
Eliassen Group
Richmond, VA
- $70 to $88 USD / hour
…with conversions and decommissioning. The role will support automation efforts and platform build work using GCP, Go, and Temporal for orchestration, and Azure with Terraform and Python.…
Added 1 hour ago
Director Post-Si Electrical Validation Engineering
Astera Labs
San Jose, CA · CA
Deep background in developing bench automation techniques, preferably using Python, with emphasis on execution efficiency, repeatability, and data analysis.
Added 3 hours ago
TI
AI Automation Intern
Trimble Inc.
Westminster, CO
- $25 to $38 USD / hour
AI Intern, Machine Learning Intern, Python Developer, SQL, LLM, Snowflake, AI Automation, Revenue Systems, Data Science Intern, Artificial Intelligence

Travelers Insurance Company

Mainframe Network Engineer

Jefferson City, MO, United States

$96,700.00 - $159,600.00

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Job details

Pay: $96,700.00 - $159,600.00
Posting language: English

Original job description

Summary

Who Are We?

Taking care of our customers, our communities and each other. That's the Travelers Promise. By honoring this commitment, we have maintained our reputation as one of the best property casualty insurers in the industry for over 170 years. Join us to discover a culture that is rooted in innovation and thrives on collaboration. Imagine loving what you do and where you do it.

Job Category

Technology

Compensation Overview

The annual base salary range provided for this position is a nationwide market range and represents a broad range of salaries for this role across the country. The actual salary for this position will be determined by a number of factors, including the scope, complexity and location of the role; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. As part of our comprehensive compensation and benefits program, employees are also eligible for performance-based cash incentive awards.

Salary Range

$96,700.00 - $159,600.00

Target Openings

What Is the Opportunity?

Travelers is seeking a Mainframe Network Engineer to join our organization as we grow and transform our Enterprise Technology Solutions organization, Our Infrastructure Engineers serve as a foundational cornerstone of the enterprise technology ecosystem, encompassing a diverse portfolio of critical systems that power all business operations. This discipline may include mainframe systems, compute resources, storage solutions, collaboration tools, and specialized platforms that enable system interoperability. As the bedrock layer of the technology stack, Infrastructure Engineering creates the resilient, secure, and scalable environments upon which all other technology services depend, balancing the maintenance of established systems with the adoption of modern cloud-native approaches to drive organizational agility and innovation. Applicants must be authorized to work for ANY employer in the US. The company does not sponsor/support H-1B petitions, TN, or Forms I-983/STEM OPT, this this role.

What Will You Do?

+ Responsible for performing analysis, design, and implementation of infrastructure components across various domains (which may include mainframe systems, collaboration tools, compute resources, storage solutions, or other specialized areas) with a high degree of accuracy.

Technical Execution:

+ Define and implement technical requirements for infrastructure provisioning, configuration management, and operational support using appropriate automation methodologies.

+ Enhance infrastructure deployment workflows to improve system reliability, resource utilization, and operational efficiency while resolving infrastructure issues of intermediate complexity.

+ Configure and optimize physical, virtualized, and cloud-based infrastructure to ensure high availability, performance, and operational resilience across multiple technology domains.

+ Implement and maintain infrastructure monitoring, capacity planning, and incident response procedures while ensuring adherence to security protocols and compliance requirements.

Strategic Input:

+ Collaborate with software, platform, and operations teams to align infrastructure capabilities with application requirements and business needs.

+ Provide technical guidance to Associate and Sr Associate Infrastructure Engineers while contributing to infrastructure standards and best practices.

+ Evaluate new infrastructure technologies and methodologies to identify opportunities for operational improvements and technology modernization.

+ Perform other duties as assigned.

What Will Our Ideal Candidate Have?

Technical Expertise & Education:

+ 3 years of infrastructure engineering/systems administration experience preferred.

+ If specializing in a certain domain of infrastructure engineering, proven expertise in that specific area with ability to work across related systems.

+ Domain Expertise - Demonstrated track record of infrastructure expertise including the ability to understand system concepts necessary to do the job effectively, demonstrate willingness, cooperation, and concern for business issues, and possess in-depth knowledge of immediate infrastructure systems worked on.

+ Core Mainframe & Operating System Skills

+ IBM z/OS: Deep proficiency in the z/OS Communications Server environment.

+ Protocols & Architecture: Hands-on experience with SNA (Systems Network Architecture), VTAM (Virtual Telecommunication Access Method), and APPN/Enterprise Extender for SNA-over-IP communication.

+ Environment Navigation: Familiarity with standard mainframe interfaces like TSO/ISPF, JCL (Job Control Language), and IOF (Interactive Output Facility.

+ Networking & Connectivity Skills

+ TCP/IP Stack: Advanced configuration and management of the z/OS TCP/IP stack, routing protocols (OSPF, EIGRP), and Layer 2/Layer 3 integration.

+ Trace & Packet Analysis: Ability to execute and analyze complex VTAM network traces and sniffer/TCP/IP packet captures to isolate bottlenecks.

+ Infrastructure Integration: Working knowledge of modern enterprise hardware and software, including switches, firewalls, load balancers, and 3270 emulators.

+ Security & Policy Management

+ Pagent & AT-TLS: Customization of the z/OS Policy Agent and Application Transparent Transport Layer Security for network policy and encryption rules.

+ Certificates & Encryption: Administration of digital certificates, keyrings, SSH, and SSL/TLS protocols.

+ Secure File Transfers: Support for enterprise file-moving tools like SFTP, FTPS, and Connect:Direct.

+ Automation, Scripting & Monitoring

+ Scripting Languages: Competency in REXX, CLIST, Python, or Linux BASH for workflow automation and generating SMF (System Management Facilities) reports.

+ Diagnostic Tools: Experience utilizing IBM NetView, IBM or equivalent performance and capacity-planning tools.

Leadership & Influence:

+ Strong communication skills that enable clear, concise interactions with team members and stakeholders.

+ Your ability to document infrastructure work in an accessible manner, ask clarifying questions on requirements, and actively listen ensures seamless collaboration.

+ You welcome constructive feedback and use it to continuously improve your approach to infrastructure challenges.

+ You demonstrate intermediate leadership capabilities with a proven track record of self-motivation and initiative.

+ Your ability to identify and pursue personal growth opportunities in infrastructure technologies shows your commitment to professional development and positions you to take on increasing responsibilities ...

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