Lead Systems Administrator

Posted 24 Days Ago
Be an Early Applicant
Tucson, AZ, USA
In-Office
85K-110K Annually
Senior level
Defense
The Role
Lead the design, implementation, operation, security, compliance, and lifecycle management of a customer program’s Linux-focused computing environment. Manage servers, networks, platform services, developer tooling, patching, vulnerability remediation, documentation, and operational alerts. Coordinate the supporting team and serve as liaison among the customer, program manager, and enterprise technology organization. The position requires an active TS/SCI clearance, U.S. citizenship, and on-site work in Tucson, Arizona.
Summary Generated by Built In

Why Join Rincon Research Corporation (RRC)?


At Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and services for the United States Defense and Intelligence Communities in support of national security.

We are seeking an IT Systems Administrator for our Enterprise Technology and Operations team (ETO). This position is Linux focused and requires and 8 to 10 years of relevant experience to take ownership of the technical management of a customer program's computing environment, from initial build through ongoing operations. You will coordinate a team supporting the program, work across a broad technology stack, and see the direct impact of your work on a system that matters to the customer's mission.

Come join the team that is creating cutting edge signal processing and geolocation systems for the future!

 

What are the primary responsibilities in the Lead Systems Administrator position?

Technical
  • Translate program requirements into a working technical design, then carry that design through implementation
  • Support and lead the design and build of the program's systems, including servers, network, and platform services, expanding it as the program grows
  • Monitor, communicate, and respond to operational and cybersecurity alerts, working to identify and resolve issues such as availability, disaster recovery, and performance
  • Manage platform services and developer tooling supporting the program, such as OpenShift, identity management, logging, GitLab, and Harbor
  • Lead the patch cycle and hardware lifecycle management for the program's equipment, including planned refresh and expansion
  • Manage program compliance and vulnerability remediation, including tracking findings, coordinating patching cycles, and maintaining documentation to meet program requirements
  • Develop and maintain program documentation, including the Privileged User Guide, System User Guide, and system, hardware, and network diagrams
Leadership
  • Coordinate the day to day work of the team supporting the program, working with their leads to set priorities, with opportunity for direct management of the team over time
  • Act as a liaison and facilitator between the customer, program manager, and ETO by identifying needs, missed opportunities, and areas to provide solutions


What required background will make you successful?

  • Active TS/SCI security clearance
  • US CITIZENSHIP REQUIRED


What additional background is preferred?

Certifications
  • Security certification in compliance with DOD 8570 required within 90 days of hire
  • Professional certification in one or more of the following areas required within 1 year of hire
  • RHCSA, RHCE
Education and Experience
  • A Bachelor's degree in Computer Science, Information Systems, Engineering, or a related discipline, or 8 years of equivalent hands-on experience


Desired skills:

  • Proven experience administering Linux systems (RHEL, Rocky, CentOS), including patching, remediation, compliance scanning, and security tooling such as Nessus or Rapid7
  • Experience with OpenShift or similar container platforms, identity management, and centralized logging
  • Experience with developer tooling such as GitLab and Harbor
  • Working knowledge of configuration management and automation tools such as Ansible, Puppet, or Terraform, and scripting experience in Bash, Python, or PowerShell
  • Foundational knowledge of networking concepts including TCP/IP, DNS, DHCP, VLANs, and subnets, as well as PKI, certificate management, and related security practices
  • Experience coordinating the work of a team, even without direct reporting authority
  • Familiarity with Windows systems administration

 

Where is the position located?

This an on-site position located at our Tucson, Arizona Headquarters. 

*The likely salary range for this position is $85,000 to $110,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

 

 

What benefits does RRC offer?

 

  • 100% employer-paid premiums for family medical and dental insurance, employee life insurance, short-term and long-term disability (STD & LTD)
  • Flexible reimbursement spending accounts for medical expense and dependent care
  • Immediate participation and vesting in the company’s Employee Stock Ownership Plan (ESOP) and 401(k) Plan
  • Employer contributions to RRC’s ESOP
  • Employer matching contributions to the company’s 401( k) Plan
  • Employer discretionary contributions to the company’s 401(k) Plan


Rincon Research Corporation is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor.

Skills Required

  • Active TS/SCI security clearance
  • U.S. citizenship
  • Security certification compliant with DoD 8570 within 90 days of hire
  • Professional certification such as RHCSA or RHCE within one year of hire
  • Bachelor’s degree in Computer Science, Information Systems, Engineering, or a related discipline, or eight years of equivalent hands-on experience
  • Eight to ten years of relevant experience
  • Experience administering Linux systems, including patching, remediation, compliance scanning, and security tooling
  • Experience with OpenShift or similar container platforms, identity management, and centralized logging
  • Experience with GitLab and Harbor
  • Working knowledge of Ansible, Puppet, or Terraform and scripting with Bash, Python, or PowerShell
  • Foundational networking knowledge, including TCP/IP, DNS, DHCP, VLANs, subnets, PKI, and certificate management
  • Experience coordinating a team without direct reporting authority
  • Familiarity with Windows systems administration
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The Company
HQ: Tucson, Arizona
283 Employees
Year Founded: 1983

What We Do

At Rincon Research Corporation, our core business is to design, build, test, and field digital signal processing (DSP) products and services for the United States Defense and Intelligence communities. We use our superior expertise to serve our customers with a range of technologies: • End-to-end systems for Signals collection, analysis, and processing • Geolocation principles and Applications using GPS technology • DSP systems development • Software and computer infrastructure development for DSP processing • Orbit analysis • High-performance Computing Technology • Parallel and Distributed processing • High-speed electronics development and production We deploy our pioneering technologies for the U.S. Government worldwide to help ensure our national security, combat terrorist threats, and safeguard vital national resources. We are an incredibly vibrant organization that conceives, analyzes, designs, implements, and tests software solutions for some of the most intriguing Government projects. As a small business headquartered in Tucson, Arizona, we have a 30+ year history marked by steady growth in both revenue and customers. Rincon's support of NASA's Space Network Ground Segment Sustainment (SGSS) program earned us the 2013 Small Business Subcontractor of the year award from the Goddard Space Flight Center. Our development of Main Mission Frontends will move NASA into the next generation of ground system solutions. Founded in 1983, Rincon began as a small research company. Today our business is drawn from a variety of Government clients. We have diversified through the expertise of our talented staffs of scientists, engineers, programmers, writers, and support staff who continue to focus on rapidly developing technology from concept to operation. Our digital signal processing products and services ensure successful outcomes to meet mission and business objectives.

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