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CF
Senior Opto-mechanical Engineer
Commonwealth Fusion Systems
Devens, MA
- $134,000 to $205,000 USD / year
Join the power movement as a Senior Opto-mechanical Engineer
Added just now
CF
R&D Engineer
Commonwealth Fusion Systems
Somerville, MA
- $107,000 to $160,000 USD / year
As an R&D Engineer, you will work dynamically across multiple engineering disciplines and cross-functional teams to execute critical projects and tests on fast-paced timelines in support of…
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Lead Developer
TEKsystems
Las Vegas, NV
- $113,100 to $169,700 USD / year
Engineer solutions for performance, maintainability, and efficiency, while also creating beautiful end-user experiences.
Added 1 min ago
Area VP, Sales
ServiceNow
Remote, United States
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 1 min ago
DC
Electrical Engineer
DEFTEC Corporation
Colorado Springs, CO
- $110,000 to $140,000 USD / year
The Electrical Engineer performs comprehensive planning and design for substantial, multi-phase new construction, renovation, and improvement projects for real property facilities and…
Added 1 min ago
Assistant Manager, Facilities
Community Blood Center
Kansas City, MO
+ Must have and maintain a valid driver's license
Added 1 min ago
Technical Product Owner, Patient Access Product Innovation
Valeris, Inc.
Remote, United States
Added 1 min ago
Staff Software Engineer, Support Technology
Anthropic
San Francisco, CA · New York City, NY · Seattle, WA
Experience building production software, including technical lead roles on multi-team projects
Added 1 min ago
Software Development Engineer, AWS Contract Onboarding
Amazon Development Center U.S., Inc.
New York, NY
Are you excited to build with GenAI at the center of how you work? The AWS Contract Onboarding team is looking for a Software Development Engineer to build automated audit and control…
Added 1 min ago
System Development Engineer, Release Engineering and System Test
Amazon Data Services, Inc.
Cupertino, CA
As a System Development Engineer in Network Product Development, you'll have a unique opportunity to shape the development of our network - a fundamental contributor to the success of AWS…
Added 3 mins ago
Java Full Stack Developer
Capgemini
New York, NY, NY
"Software Engineer (3 to 5 years) Angular Full Stack
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Lead AI Engineer
Paramount
Los Angeles, CA
They must have features like retrieval augmented generation, tool or function calling, and agents
Added 4 mins ago
Software Architect
Dynetics, Inc
Huntsville, AL
Leidos’ Defense Open Sensors Division is seeking a Software Architect to join a diverse team to create unique solutions for complex sensor and radar orientated problems. This position…
Added 4 mins ago
Network and Systems Engineer
Dynetics, Inc
Huntsville, AL
We are looking for a Network and Systems Engineer to join our team in Huntsville AL, where you will have the opportunity to configure, maintain, troubleshoot, and secure systems, network…
Added 4 mins ago
Mid-level Software Safety Engineer
Dynetics, Inc
Huntsville, AL
The applicant must have good communication skills
Added 4 mins ago
Senior Embedded Software Test Engineer
Dynetics, Inc
Huntsville, AL
Leidos is seeking a talented Embedded Software Test Engineer to join a multi-disciplinary team within a matrixed organization to create unique solutions for complex problems, specifically…
Added 4 mins ago
Java Software Engineer
LEIDOS, INC.
San Diego, CA
Must have an Active Secret Security Clearance
Added 4 mins ago
Cybersecurity Systems Engineer
LEIDOS, INC.
Linthicum Heights, MD
…Leidos is currently looking to add a Cybersecurity Systems Engineer to an Information Assurance Program near Ft. Meade,…
Added 4 mins ago
Network Observability Engineer
LEIDOS, INC.
Remote, United States
The Leidos Chief Data & Analytics Office (CDAO) is seeking a Network Observability Engineer; this position will allow for full time telework from any U.S. based location.
Added 4 mins ago
R-00193264 Senior Software Test Engineer - Kinetic Effects
Dynetics, Inc
Huntsville, AL
Leidos is seeking a talented Software Test Engineer to work in our Huntsville office. This is an exciting opportunity to use your experience to help test software for Tactical strike guided…
Added 4 mins ago
Mechanical Engineer
LEIDOS, INC.
Beavercreek, OH
Must hold a SECRET Security Clearance, with the ability to obtain and maintain a TS/SCI Clearance
Added 4 mins ago
Mid-Level Java Software Engineer
LEIDOS, INC.
San Diego, CA
Must have an Active Secret Security Clearance
Added 4 mins ago
Cyber Engineer
LEIDOS, INC.
Dayton, OH
Supporting the Chief Modeling/Simulation Office Program, the Cyber Engineer will translate customer requirements into cyber and hardware solutions while operating in a flexible,…
Added 4 mins ago
Sr. Java Software Engneer
LEIDOS, INC.
San Diego, CA
Must have an Active Secret Security Clearance
Added 4 mins ago
Electronics Test and Characterization Engineer
LEIDOS, INC.
Lynnwood, WA
Leidos is seeking an Electronics Test and Characterization Engineer to develop automated test architectures, characterize and evaluate electro-mechanical subsystems, and communicate…

Five Stones Research Corporation

Intermediate Systems Administrator (Linux & Windows)

Fort Huachuca, AZ, United States

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Job details

Posting language: English
Posted: Nov 12, 2026

Original job description

Intermediate Systems Administrator (Linux & Windows)

Position Overview Type: Full-Time

Location: Fort Huachuca, AZ

Travel: None expected

Clearance: Department of Defense (DoD) Secret security clearance.

Work Authorization: U.S. Citizenship required

Summary/Objective

Five Stones Research Corporation (5SRC) is seeking energetic candidates to join our established and growing Huntsville-headquartered team.

Essential Functions

Endpoint Lifecycle Management & MECM/SCCM Administration

Serve as the primary administrator for Microsoft Endpoint Configuration Manager (MECM / SCCM), managing infrastructure health, site systems, distribution points, and client agent health across all connected enclaves.
Engineer, test, deploy, and maintain standardized Windows Operating System Deployment (OSD) task sequences and baseline golden images.
Package, test, distribute, and automate application installations, scripts, and software updates across heterogeneous lab and hosting workstations and servers.
Manage and orchestrate enterprise-wide software update distribution using Software Update Points (SUP) integrated with Windows Server Update Services (WSUS).
Create and deploy custom compliance baselines and configuration items (CIs) to enforce security settings, STIG configurations, registry keys, and audit controls.
Develop custom MECM queries, device collections, and reports (SSRS) to provide real-time hardware/software inventory, asset discovery, and compliance auditing.

Systems Administration (Linux & Windows)

Administer, build, configure, and maintain physical and virtual Red Hat Enterprise Linux (RHEL) servers, modern Windows Servers (2019/2022), and Windows 10/11 workstations.
Manage core directory and identity infrastructure, including Active Directory Domain Services (AD DS), Group Policy Objects (GPOs), DNS, DHCP, and role-based access control.
Troubleshoot and maintain enterprise Linux services, including SE Linux policies/security contexts, daemon services (systemd, chronyd), file systems (/opt, logical volumes), and local package managers.
Maintain hypervisor and storage infrastructure, including Nutanix, VMware ESXi/vCenter, and enterprise backup/restore solutions (e.g., Cohesity, snapshots).
Support basic multi-tier database hosting and connectivity for Oracle and Microsoft SQL server backends.
Process, approve, and maintain user access documentation and account provisioning via DD Form 2875 and identity management systems.
Issue, configure, and troubleshoot Public Key Infrastructure (PKI) certificates, CAC authentication, and secure remote protocols across all client and server endpoints.

Cybersecurity, Vulnerability Management & Compliance

Maintain strict system security posture in compliance with Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and Security Requirements Guides (SRGs).
Execute, review, and analyze weekly Assured Compliance Assessment Solution (ACAS / Tenable Nessus) vulnerability scans and monthly STIG evaluations.
Rapidly remediate identified CVEs, IAVM alerts, CTO/DTO directives, and vendor patches across both Windows and Linux fleets.
Draft, track, and update Plans of Action and Milestones (POA&Ms) for items requiring architectural mitigations or extended test schedules.
Maintain endpoint security agents across all hosts, including Trellix/ePO agents, endpoint detection and response (EDR), and application whitelisting tools (e.g., fapolicyd).
Monitor and analyze system, security, and application logs using SIEM and centralized log management tools (e.g., LogRhythm, Elastic Fleet).

Required Qualifications:

One of the following combinations of education and experience:
Bachelor’s degree
Associate’s degree with at least 2 years of experience
at least 60 semester hours of formal education working towards an Associate’s or Bachelor’s degree and at least 4 years of experience
High School Diploma or equivalent and at least 6 years of experience.
Minimum of 3–5+ years of hands-on systems administration experience across mixed Linux (RHEL) and Windows enterprise server/workstation environments.
Minimum of 2+ years of dedicated, hands-on administration of Microsoft Endpoint Configuration Manager (MECM / SCCM) in an enterprise or lab environment.
Active DoD 8570/8140 IAT Level II Baseline Certification (e.g., CompTIA Security+ CE, CCNA Security, CySA+, GICSP, GSEC, or SSCP).
Relevant computing environment (CE) / vendor training or certification in Microsoft Windows Server/MECM or Red Hat Enterprise Linux (or ability to complete within 6 months of hire).

Preferred Qualifications:

Demonstrable proficiency configuring, operating, and troubleshooting MECM/SCCM (OSD, application packaging, software update deployments, collection management).
Strong working knowledge of Linux administration, specifically Red Hat Enterprise Linux (RHEL), CLI troubleshooting, package management, daemon tuning, and SELinux enforcement.
Solid experience with Windows Server (2019/2022) administration, Active Directory, GPO authoring/troubleshooting, and DNS.
Experience with DoD vulnerability and compliance tooling: ACAS (Tenable/Nessus), SCAP Compliance Checker (SCC), and STIG Viewer (.ckl generation).
Understanding of enterprise backup technologies, bare-metal server recovery, and hypervisor virtualization (Nutanix AHV, VMware).
Excellent written communication skills for authoring Standard Operating Procedures (SOPs), weekly status reports, and technical troubleshooting documentation.
Prior experience administering systems within DoD enterprise testing facilities, operational lab environments, or defense staging enclaves.
Proficiency with PowerShell scripting and Linux Shell (Bash) scripting to automate routine administration, reporting, and deployment tasks.
Hands-on experience managing and troubleshooting enterprise backup appliances (e.g., Cohesity) and application whitelisting tools (e.g., fapolicyd).
Familiarity with Elastic Agent/Fleet management, LogRhythm, or enterprise SIEM architectures.
Basic understanding of perimeter network components (firewalls, VPNs, F5 BIG-IP load balancers) and cloud hosting environments (AWS GovCloud).

What We Offer:

401(k) Matching
Company Events
Dental Insurance
Employee Recognition Programs
Health Insurance
Life Insurance
Paid Time Off
Parental Leave
Performance Incentives
Student Loan Repayment
Tuition Reimbursement
Vision Insurance

This position will be posted for a minimum of 3 business days. If a candidate has not been selected at that time, it will continue to be posted until a suitable candidate is selected or the position is closed. To be considered for this position, applicants must apply online by clicking “Apply” on the specific position on our careers site.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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Jobs in the United States