Demo

Systems Administrator/Infrastructure Engineer

RER SOLUTIONS, INC
Washington, DC Full Time
POSTED ON 9/23/2026
AVAILABLE BEFORE 11/22/2026

Description

Do you want to work for a company that cares about you as a person, not just a number? For a company that provides outstanding leadership? For a company that offers exceptional benefits? RER Solutions, Inc., could be your new home.


RER Solutions, Inc. is accepting resumes for a Systems Administrator/Infrastructure Engineer to manage, maintain, and enhance DOE owned systems and enterprise server environments. The Systems Administrator/Infrastructure Engineer will ensure system reliability, security, performance, and scalability while supporting critical business applications and infrastructure modernization initiatives.


RESPONSIBILITIES

  • Manage and support Development, Test, and Production server environments, ensuring high availability and performance
  • Perform regular server maintenance, including patching, updates, and remediation of security vulnerabilities
  • Conduct monthly server patching, vulnerability remediation, and security hardening
  • Install, configure, and maintain enterprise applications, including Microsoft SQL Server
  • Administer and support multiple database instances across several servers
  • Perform SQL database maintenance, including clean-up, re-indexing, and performance optimization
  • Configure and manage websites using F5 load balancers
  • Conduct security assessments, audits, and remediation activities
  • Perform daily audits of Windows and SQL logs to ensure compliance and system integrity
  • Coordinate server, network, storage, security, and enterprise application activities
  • Support continuous deployment, troubleshooting, and release management for DOE owned applications 
  • Maintain configuration management standards and recommend architecture and infrastructure improvements

Requirements

  • US Citizenship is required
  • A minimum of 5 years of related professional experience
  • Proven experience as a Systems Administrator, Infrastructure Engineer, or similar role
  • Strong expertise in Windows Server environments, Active Directory, and domain management
  • Hands-on experience with SQL Server administration and optimization
  • Experience with AWS cloud migration and infrastructure management
  • Familiarity with enterprise security practices, vulnerability management, and compliance
  • Experience supporting enterprise applications and CI/CD environments
  • Strong troubleshooting, documentation, and communication skills


EDUCATION: Bachelor’s Degree


COMPENSATION: Includes paid holidays, vacation, sick leave, 401k matching, life insurance, health, and dental benefits.


This position is not available for Corp-to-Corp or 3rd party sourcing.


We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

Salary.com Estimation for Systems Administrator/Infrastructure Engineer in Washington, DC
$133,800 to $163,577
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Systems Administrator/Infrastructure Engineer?

Sign up to receive alerts about other jobs on the Systems Administrator/Infrastructure Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$129,363 - $167,316
Income Estimation: 
$145,845 - $177,256
Income Estimation: 
$147,836 - $182,130
Income Estimation: 
$154,597 - $194,610
Income Estimation: 
$86,891 - $130,303
Income Estimation: 
$110,730 - $135,754
Income Estimation: 
$128,617 - $162,576
Income Estimation: 
$117,033 - $148,289
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at RER SOLUTIONS, INC

  • RER SOLUTIONS, INC Washington, DC
  • Description RER Solutions, Inc. is accepting resumes for a Congressional Affairs - Advisor to advise executive/senior management of the Department of Energ... more
  • 3 Days Ago

  • RER SOLUTIONS, INC Washington, DC
  • Description Do you want to work for a company that cares about you as a person, not just a number? For a company that provides outstanding leadership? For ... more
  • 5 Days Ago

  • RER SOLUTIONS, INC Washington, DC
  • Description Do you want to work for a company that cares about you as a person, not just a number? For a company that provides outstanding leadership? For ... more
  • 5 Days Ago

  • RER SOLUTIONS, INC Washington, DC
  • Description Do you want to work for a company that cares about you as a person, not just a number? For a company that provides outstanding leadership? For ... more
  • 11 Days Ago


Not the job you're looking for? Here are some other Systems Administrator/Infrastructure Engineer jobs in the Washington, DC area that may be a better fit.

  • BAE Systems Sterling, VA
  • Job Description BAE Systems is looking for a Platform or Infrastructure Systems Engineer (Senior) experienced in configuring, deploying, and maintaining in... more
  • 8 Days Ago

  • Ampcus, Inc Washington, DC
  • Ampcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. We are in search of a highly motivated candidat... more
  • 24 Days Ago

AI Assistant is available now!

Feel free to start your new journey!