Sr Linux Admin
Apex Systems Inc
Senior Systems Administrator (Linux)Denver, COAs 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 updatesCreating / managing security groupsCoordinating hardware repair activitiesDiagnosing and resolving hardware/software problems/issuesCreating scripts to automate system administration tasksCreating / editing Standard Operating Instructions (SOI) documentationVulnerability remediation and security management (system hardening, log management, configuration management [i.e., Nessus, Trellix, Splunk, SCAP, HBSS])Desired Skills:Working knowledge of Hyper-V or VMwareProficiency in working with OpenStack components and servicesProficiency in working with AWS Cloud components and servicesExperience with RKE2, Rancher, Longhorn, and Docker containersProficiency in various operating systems, such as Linux/Unix, Windows ServerUnderstanding of networking protocols and services (TCP/IP, DNS, DHCP, VPN, etc.)Configuration and management of routers, switches, firewalls, and other network devicesExperience with firewalls, intrusion detection/prevention systems, and vulnerability managementProficiency in scripting languages like Bash, PowerShell, or Python to automate repetitive tasksEverforth 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 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. Apex Systems
$95.9k - $178.1k
...to the work facility• Must have a DoD 8572 qualified certification such as CompTIA Security+• 3+ years of experience administering Linux and Windows server environments• Demonstrated experience effectively performing in a fast paced, dynamic environment • Experience with...SeniorFull timeTemporary workWork experience placementCasual workFlexible hoursShift work- ...requirement for a contract to hire position. Please see details below and kindly source candidate with exact match and experienceTitle: Linux administrator w/Atlassian stack expertiseLocation: Englewood, Colorado Duration: Contract to HireRate : DOE Job Description:Please...SuggestedContract work
- ...heterogeneous, multi-platform environments Proficiency in Bourne/Bash and Expect scripting Proficiency in debugging issues with the Linux kernel including examining source code, system logs, and using tools such a crash and systemtap. Experience with managing Satellite...Suggested
- Sr. Windows AdministratorLittleton, CO (Onsite)The selected candidate will function as part of the IT support team; managing multiple... ...including up and down stairs.Desired SkillsBasic experience with Linux Operating Systems (Red Hat Linux 7/8/9)Experience with creating domain...Senior
- Brooksource is seeking a Systems Engineer III for a Fortune 500 telecom client in Englewood, CO. The role combines hands-on Linux systems work with DNS/IPAM support and automation, split roughly 50/50 between project work and operations, with strong ownership and proactive...SeniorRemote work
$140.5k - $221.5k
Viasat is hiring for a role focusing on supporting the WiFi infrastructure for leading airlines. As part of an agile development team, you will design, develop, and maintain software solutions for embedded environments. Successful candidates will have a Bachelor’s or Master...Senior- ...platforms. IPAM and DNS alone support more than 60 teams and 800+ users. This is a hands-on generalist role for an engineer with strong Linux systems administration, practical DNS experience, and automation/scripting skills. The role is approximately a 50/50 split between...Long term contractFull timeContract workFor contractorsLocal areaRemote work
- ...experience at unit and/or subsystem level. Troubleshooting as needed Spacecraft Ground Systems (COSMOS/OpenC3, InControl, etc.) Linux, scripting (Python, etc.) Experience using Epsilon 3 for test procedure, development and execution Experience with...SeniorFull timeTemporary workLocal area
- ...Systems Administrator with deep expertise in commercial UNIX environments , specifically AIX, HP-UX, and Solaris . This is not a Linux administration position with occasional UNIX work. We're looking for a true UNIX expert who enjoys solving complex production issues...SeniorFull timeCasual workRemote workFlexible hours
$170.69k - $250k
Bring your passion for space! Redwire is accelerating humanity’s expansion into space by delivering reliable, economical and sustainable infrastructure for future generations. Join our team of innovators and get a chance to work alongside a team of talented, curious...SeniorPermanent employmentFull timeLocal area$50 per hour
Requisition ID: 2780ERP Eligible?: YesERP amount: $50 LMRecognitionRelocation: NoType: ExemptShift: 1Clearance Prior to Start: NoneFinal Clearance: NonePay Transparency: $110,300.00 - $204,900.00Experience Level: Experienced ProfessionalFT/PT/Casual: FullTimeDepartment:...SeniorFull timeTemporary workWork experience placementCasual workLocal areaRemote workFlexible hours$50 per hour
...Hardware-in-the-Loop Testing into Automated Pipelines- Experience with Jira and Gitlab CIDesired Skills- Experience with VxWorks and Linux for Embedded Targets- Experience Adapting to Modern Cyber Security Standards for Embedded...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$105k - $150k
Position: Hardware Test Engineer (Willing to consider all Sr. Levels)ff)) Location: 8100 Shaffer Parkway Unit... ...Shock)Scripting and automation skills (Python)Experience with Linux (OS)PCA troubleshootingAbility to travel on occasion as neededUS...SeniorPermanent employmentLocal areaNight shift$110.3k - $204.9k
..., apply updates, and work with mission application teams to keep the platform reliable and available.Provide day to day support for Linux and Windows servers (patching, configuration management, troubleshooting, lifecycle upkeep).Support the configuration, maintenance,...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$141.85k - $212.78k
...countries and can insert advertisements around the world.Job SummaryThe Sr. Software Engineer is responsible for developing software... ...cloud-based software and distributed computational systems using the Linux operating system Develop software and software architecture using...SeniorFull timeNight shiftWeekend work$110.3k - $204.9k
...final secret clearance to startDesired Skills• Knowledge of missile trajectory analysis and products• Experience programming in UNIX/LINUX operating system (O/S) environment• Knowledge of FORTRAN (or similar)• Strong programming experience (C/C++ or Similar)• Experience...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$50 per hour
...lifecycle• Experience debugging and implementing best software engineering practices in large-scale systems• Proficiency in C++, Python• Linux ExperienceDesired Skills• Demonstrated ability to communicate clearly and effectively both verbally and in writing• Experience with...SeniorPermanent employmentFull timeTemporary workWork experience placementCasual workFlexible hours$175k - $185k
...cyber threats, attack techniques, threat actors, risk management, and incident management principles.Working knowledge of Windows, Linux, Unix, cloud platforms, identity technologies, and modern enterprise security architectures.Ability to develop meaningful metrics, dashboards...SeniorWork at officeRelocationShift work$120k - $150k
...geolocation systems for the future!A successful applicant for the Sr. Technical/Business Development Writer will have:Have at least... ...development tools, such as Photoshop, Visio, Gimp, etc.Familiarity with Linux command line and environmentWhere is the position located?This...SeniorTemporary workWork at officeRemote workFlexible hours- ...development experience. Proficiency in multi-threading database integration and micro-services. Systems Administration: 5 years of RHEL/Linux AIX production-level product system administration (3 years in enterprise-level environments). Scripting: 3 years of experience...SeniorFull time
$50 per hour
...around container orchestration, package management, admission control, logging and monitoring, service mesh and traffic observability.Linux OS background.Experience with enterprise version control tooling.Security as code background.Experience with cloud native...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$190k - $260k
...systems for the future.What are the primary responsibilities in the Sr. Software Engineer position?Core responsibilities include... ...in C++ and Python for engineering and scientific applications in LINUX environmentsExperience providing technical leadership and guidance...SeniorTemporary workRemote workFlexible hours$110.3k - $204.9k
...to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices. Patch, harden and upgrade Linux RedHat OS and related virtualization platforms while working with Security personnel to protect against Cyber Threats.WHO YOU AREYou...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$165k - $190k
Position: Software Engineer, Embedded Systems, (Sr. Staff, Embedded Software) Location: 8100 Shaffer Parkway Unit #100 Littleton, CO Job Id: 3196 # of Openings: 1 Where dreams and reality collide...SeniorPermanent employmentLocal area$110.3k - $204.9k
...models and simulation software• Develop new source code in C++ and Python• Modify code in C++, C, Matlab, Simulink, Fortran, Python, Linux shell, and YAML• Create unit tests• Implement simulation software on a high performance computing cluster including Linux systems or...SeniorFull timeTemporary workWork experience placementFor subcontractorCasual workFlexible hours$110.3k - $204.9k
...experience or software focus in automation.• Designing, developing, documenting, testing, and debugging software.• Experience with Linux (RHEL/CentOS), Windows Server and Workstation.• Experience with Agile, Continuous Integration/Continuous Deployment.• Understanding...SeniorFull timeTemporary workFor contractorsWork experience placementInterim roleCasual workWork at officeWork from homeFlexible hours$95.9k - $178.1k
...the IT Operations team as Multi Functional Info Systems Analyst Sr-Windows System Administrator. This position supports the SIMLab at... ...application installationDesired Skills• Knowledge of Red Had Enterprise Linux• Knowledge of MS exchange, Lync, SharePoint, SCCM• Knowledge of...SeniorFull timeTemporary workWork experience placementCasual workRemote workFlexible hoursShift workWeekend work$95.9k - $178.1k
...ensure cyber security standards are met and implemented.-The candidate will be working in an agile development environment on RedHat Linux-based OS and will be responsible for supporting elements of the design/sustainment/development efforts.- The candidate should be a...SeniorFull timeTemporary workWork experience placementInterim roleCasual workRemote workFlexible hours$117.56k - $137.5k
What Success Looks Like (Objectives):Senior Database Administrator (Dish Network LLC, Englewood, Colorado) Multiple positions available. Install, configure, patch, and upgrade Oracle Database (12c and 19c), Oracle E-Business Suite (R12), Fusion Middleware (11.x), and Couchbase...SeniorLocal area- We are looking for an experienced Senior Accountant to join our team in south Denver. This role is essential for ensuring accurate financial data across intercompany transactions, treasury operations, and corporate reporting. The ideal candidate will bring strong analytical...Senior
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