System Administrator
Mantis Security is a leading specialty firm of high caliber talent who specialize in Cyber Operations, Cyber Defense, Information Assurance, Software Development, DevSecOps, Security Engineering, and Cloud Engineering. We enable and protect our nation's most important IT assets and invest in the long-term career development of every employee! We are currently looking for the next System Administrator to join our team of experts!
What you'll be doing:
• Maintains smooth operation of multi-user computer systems, including coordination with network engineers.• Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency.
• Performs systems security administration functions, including creating user profiles and accounts.
• Provides Tier 1 and Tier 2 problem identification, diagnosis and resolution of problems. Provision/harden Linux operating systems.
• Other duties may include setting up administrator accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space. Interacts with users and evaluates vendor products. Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery. Develops and monitors policies and standards for allocation related to the use of computing resources. Must have familiarization with scripting and installing applications from root files. Working knowledge of reviewing of security scans, applying fixes to resolve noted deficiencies and ability to work with and run STIGs via a viewer or other automated tools. Need to Have:
- A Bachelor’s degree with 5 years of relevant experience OR a Master’s degree with 3 years of relevant experience; an additional 4 years of experience may be considered in lieu of a degree requirement
- Significant experience administering Linux or other UNIX-based systems.
- Experience working with Alpine or other container-based operating environments.
- Skilled in working with DevOps or DevSecOps teams to deploy and troubleshoot systems
- Experience creating and maintaining shell scripts, including Python and Bash
- Managing SSH access and security policies across a hybrid environment.
- TS/SCI with current CI poly
- Current IAT II Certification
We believe that our strength is in our employees. We offer employees the chance to work with great people on projects of high importance and are committed to providing the best culture that foster’s technical innovation and personal growth. To help our staff achieve a productive work-life balance, we offer a full range of highly competitive benefits for our employees and their families. For more information visit our website at
Recommended Jobs
Public Key Infrastructure Administrator
Description gTANGIBLE Corporation (gTC), www.gtangible.com, is a C corporation and a registered Government contractor that provides services and solutions in: ~National Security Programs ~Profe…
Asphalt Roadway/Maintenance Foreman
Curtis Contracting, Inc. (CCI) is a Class “A” contractor prequalified with VDOT and has been in business since 1985. The company is organized into multiple divisions, including Civil, Heavy Highway, …
Cook (Full-Time)
Job Description Job Description Elevate your craft, redefine your career: Line Cook at Goodwin Living Are you a fine-dining line cook ready for a new challenge? At Goodwin Living, we're bu…
Healthcare Data Analyst
Clinical Operations Informatics Specialist Looking to translate between medical staff, the Electronic Health Record system, and clinical data needs. Candidate must be able to work on site. Local …
UI/UX Designer
Job Description Job Description Description: We are seeking a mission-focused UI/UX Designer to support a United States Department of Defense customer. This role supports the design, developme…
Intercom Paging Technician
Job Description Job Description Seeking motivated individual with experience installing and servicing intercom paging systems in commercial and education environments. Technician will be responsi…
Propane Delivery Driver
Well-established, locally owned and operated energy company looking to hire full-time, dedicated Propane bobtail driver. This person will be responsible for delivering propane to commercial or reside…
Medical Receptionist - OR
Job Description Job Description Job Title: Medical Receptionist -OR Reports to: Office Manager FLSA Status: Non-Exempt Summary: CNY Fertility is a renowned fertility center offering ad…
COOK (FULL TIME)
We are hiring immediately for full time COOK positions. Location : VCU Health - 1250 East Marshall Street, Richmond, VA 23298. Note: online applications accepted only . Schedule : Ful…
Financial Analyst
Job Description Job Description Essential Job Functions: Team member will support the day to day operations of the Financial Reporting Division. Responsibilities include but are not limited to…