Senior Systems Administrator

Sorry, this job was removed at 06:15 p.m. (CST) on Monday, Feb 23, 2026
Be an Early Applicant
Austin, TX, USA
In-Office
Information Technology
The Role

Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront.

Aretum is on the lookout for a dedicated and experienced Senior Systems Administrator to join our innovative team. In this role, you will be responsible for managing and overseeing the organization's systems infrastructure, ensuring optimal performance, security, and reliability. Your expertise will be vital in supporting our mission to deliver top-tier technology solutions for our government clients.

As a Senior Systems Administrator, you will be tasked with troubleshooting system issues, implementing system enhancements, and providing technical support while collaborating with various teams to ensure seamless integration and operation of IT systems.

Due to the nature of our work as a federal consulting organization, employees may be expected to handle Controlled Unclassified Information (CUI) and must adhere to applicable safeguarding and compliance requirements. 

Key Responsibilities:
  • Designing, implementing, and managing complex server and network environments to meet the needs of clients.
  • Leading and mentoring junior systems administrators, providing guidance on best practices and technical troubleshooting.
  • Monitoring system performance and capacity, conducting routine assessments and implementing necessary upgrades or configurations.
  • Collaborating with cross-functional teams to support IT projects, ensuring infrastructure aligns with overall business objectives.
  • Developing and maintaining documentation of system architectures, policies, and procedures.
  • Ensuring security compliance and adherence to organizational policies and regulatory requirements.
  • Implementing backup and disaster recovery solutions to safeguard data integrity.
  • Providing advanced technical support for escalated issues and working closely with service providers for resolution.
  • Managing system patches and updates, coordinating with the team to minimize downtime and risk associated with changes.
  • Evaluating new technologies and recommending solutions to enhance the overall IT infrastructure.

Requirements
  • BS degree in Computer Science, Information Technology, or related field with 5+ years of experience in systems administration; or equivalent combination of education and experience.
  • Experience in maintaining troubleshooting a wide variety of systems and networks to include high volume/high availability systems. Must have knowledge of debugging protocols and processes.
  • Experience with conducting routine system administration tasks and logging data in system admin logs.
  • Experience with maintaining troubleshooting a wide variety of systems and networks, including high volume or high availability systems.
  • Knowledge of debugging protocols and processes
  • Ability to troubleshoot problems and issues identified by customers and implement corrective actions.

Travel Requirements

Travel to client locations is required for this position and may vary based on project needs. 

EEO Statement

Aretum is committed to fostering a workplace rooted in excellence, integrity, and equal opportunity for all. We adhere to merit-based hiring practices, ensuring that all employment decisions are made based on qualifications, skills, and ability to perform the job, without preference or consideration of factors unrelated to job performance. 

As an Equal Opportunity Employer, Aretum complies with all applicable federal, state, and local employment laws. 

We are proud to support our nation’s veterans and military families, providing career opportunities that honor their service and experience. 

If you require reasonable accommodation during the hiring process due to a disability, please contact [email protected] for assistance. 

Equal Opportunity Employer/Veterans/Disabled 

U.S. Work Authorization

Due to federal contract requirements, only U.S. citizens are eligible for this position. This position supports a federal government contract and requires the ability to obtain and maintain a Public Trust or Suitability Determination, depending on the agency’s background investigation requirements.  


Benefits

Health Care Plan (Medical, Dental & Vision)  

Retirement Plan (401k) 

Life Insurance (Basic, Voluntary & AD&D)  

Paid Time Off 

Family Leave (Maternity, Paternity)  

Short Term & Long-Term Disability  

Training & Development 

Similar Jobs

Weaver (weaver.com) Logo Weaver (weaver.com)

Systems Administrator

Professional Services • Financial Services
Hybrid
4 Locations
2082 Employees

Upside Logo Upside

Systems Administrator

Artificial Intelligence • Fintech • Machine Learning • Mobile • Payments • Retail • Software
Remote or Hybrid
4 Locations
275 Employees
135K-150K Annually
Easy Apply
In-Office
2 Locations
423 Employees

NTT DATA Logo NTT DATA

Systems Administrator

Information Technology • Business Intelligence • Consulting
In-Office
Dallas, TX, USA
55092 Employees
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Bethesda, MD
160 Employees
Year Founded: 1997

What We Do

Panum, a Maryland-based company, provides a continuum of services and strategies to accelerate innovation and transformation for the federal government in meeting its mission. Panum has had significant growth in the last 5 years due to its people, process, and innovative solution and services offered to its federal customers. Panum brings innovative ideas with a passion and a culture of “expect excellence” in Project Portfolio Management (PPM), Health Sciences, Digital Transformation, Cybersecurity, FOIA Support, Logistics, Training, and Organizational Change Management. It provides these services to more than 25 federal agencies. Panum has received numerous excellence awards from its federal customers including the Department of Homeland Security and the US Department of Agriculture. Panum provides its employees with work-life balance, an opportunity to innovate, learn, and grow their skills while working on solving the most complex federal government problems. Panum's management team consists of seasoned executives with both industry and government experience. This team boasts decades of business experience in diverse businesses with domestic and international operations, as well as small and large businesses. Why choose Panum? We are readily available to assist our customers with the necessary expertise and support to accomplish their mission.

Similar Companies Hiring

Axle Health Thumbnail
Logistics • Information Technology • Healthtech • Artificial Intelligence
Santa Monica, CA
19 Employees
Scrunch  Thumbnail
Artificial Intelligence • Information Technology • Marketing Tech • Software • SEO
Salt Lake City, Utah
Standard Template Labs Thumbnail
Artificial Intelligence • Information Technology • Software
New York, NY
15 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account