Admin Jobs in Centennial, CO

Job#: 3040738

Job Description:

Senior Systems Administrator (Linux)

Denver, CO

As a Sr. Linux Information Systems Administrator your responsibilities will include:

• Technical Support: Provide expert assistance to users in resolving technical issues with applications, connectivity, and other IT-related concerns.

• Cybersecurity Expertise: Conduct environmental vulnerability scans, remediate vulnerabilities, and perform system hardening to ensure the security of our systems.

• Root Cause Analysis: Perform in-depth analysis to resolve technical issues in Linux environments, identifying and addressing the root causes of problems.

• System Performance Optimization: Analyze and assess server performance, storage capacity, and plan for future needs to ensure optimal system performance.

• Scripting and Automation: Leverage your scripting skills to automate routine tasks, such as server and workstation patching, and streamline IT processes.

• Asset Management: Oversee the management and control of assets and software, ensuring compliance with company policies.

Basic Qualifications:

• Secret Security Clearance (US Citizenship required at this facility)

• Must possess a CompTIA Security+ or equivalent DoD 8572 qualified certificate (or obtain within the first 60 days of employment)

• Experience performing successful root cause analysis for problem resolution in Unix and Linux environments, with significant experience in:

• Installing operating routine server/workstation patches, system security patches and firmware updates

• Creating / managing security groups

• Coordinating hardware repair activities

• Diagnosing and resolving hardware/software problems/issues

• Creating scripts to automate system administration tasks

• Creating / editing Standard Operating Instructions (SOI) documentation

• Vulnerability remediation and security management (system hardening, log management, configuration management [, Nessus, Trellix, Splunk, SCAP, HBSS])

Desired Skills:

• Working knowledge of Hyper-V or VMware

• Proficiency in working with OpenStack components and services

• Proficiency in working with AWS Cloud components and services

• Experience with RKE2, Rancher, Longhorn, and Docker containers

• Proficiency in various operating systems, such as Linux/Unix, Windows Server

• Understanding of networking protocols and services (TCP/IP, DNS, DHCP, VPN, etc.)

• Configuration and management of routers, switches, firewalls, and other network devices

• Experience with firewalls, intrusion detection/prevention systems, and vulnerability management

• Proficiency in scripting languages like Bash, PowerShell, or Python to automate repetitive tasks

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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