Jobs and Careers
AR
306 - Senior Systems Administrator
ARSIEMUnited Statesfull_timeVerifiedPosted 4 Jun 2025
About the role
About ARSIEM Corporation
At ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. We provide support to multiple agencies across the United States Government. ARSIEM has an experienced workforce of qualified professionals committed to providing the best possible support.
As demand increases, ARSIEM continues to provide reliable and cutting-edge technical solutions at the best value to our clients. That means a career packed with opportunities to grow and the ability to have an impact on every client you work with.
ARSIEM is looking for a Senior Systems Administrator to provide Systems Administration support for mission operations in support of Defensive Cybersecurity. This position will support one of our government clients in Laurel, Maryland.
ARSIEM is proud to be an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class.
At ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. We provide support to multiple agencies across the United States Government. ARSIEM has an experienced workforce of qualified professionals committed to providing the best possible support.
As demand increases, ARSIEM continues to provide reliable and cutting-edge technical solutions at the best value to our clients. That means a career packed with opportunities to grow and the ability to have an impact on every client you work with.
ARSIEM is looking for a Senior Systems Administrator to provide Systems Administration support for mission operations in support of Defensive Cybersecurity. This position will support one of our government clients in Laurel, Maryland.
Responsibilities
- Support Blue Team missions with opportunities to support Red, Hunt, and JCMA missions as required.
- Support operator laptop builds and software installation and configurations.
- Support the Cyber Range and Lab environments by providing systems administration and automation in support of operator training, mimicking customer systems, and prototype development.
- Develop scripts to automate the initialization and maintenance of environments
- Be part of a team developing innovative solutions to improve mission capabilities.
- Work directly with the customer in a highly collaborative, integrated, fast-paced environment using leading technologies.
- Provide mentorship to other team members and be open to learning techniques and tools from them.
- Leverage skills to look for areas for process improvement and suggest solutions.
Minimum Qualifications
- Windows Systems Administration
- Linux Systems Administration
- Systems Integration
- Experience with PXE boot
- Experience with scripting (Bash, Ansible, Python, PowerShell)
- Experience with Infrastructure as Code (IaC) tools (Terraform preferred)
- Cybersecurity experience is a plus (Systems Vulnerability Analysis, Adversary Emulation)
- Experience creating SOPs and documenting installation instructions
Preferred Qualifications
- PXE Boot
- Ansible
- Python
- Bash Scripting
- PowerShell
- Terraform
- Splunk
ARSIEM is proud to be an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class.
Apply for this role
Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.
Apply Now →Generate Application KitFree account required — sign up in 30s