49 linux systems administrator jobs at 28 companies in Epping, NH
3w
Save
Mark Applied
Hide
Senior Linux Systems Administrator
Lexington, Massachusetts, United States
$115k-$152k/yr OnsiteFull Time
6+ YOEBS plus 6+ years Linux systems administration, experience with Ubuntu/RHEL, DISA STIGs and RMF, scripting (Bash/Python), automation (Ansible/Salt/Puppet), directory services and classified environment experience; ability to obtain DoD clearance.
Ubuntu, RHEL, Bash, Python, Ansible, Salt, Puppet, syslog, LDAP, Kerberos, SSSD, Active Directory, DNS, DHCP, NFS, SSH, Samba, RMF, DISA STIGs
3w
Save
Mark Applied
Hide
Sr. Principal Linux Systems Administrator
Andover, Massachusetts, United States
$108k-$205k/yr OnsiteFull Time
8+ YOEAdminister Red Hat Enterprise Linux in classified environments; must obtain interim DoD clearance; CompTIA Security+ CE (or equivalent) required; typically 8+ years experience (or Advanced Degree +5); mentoring and security compliance experience.
Red Hat Enterprise Linux, VMware, Kubernetes, OpenShift, Podman, Terraform, Ansible, Windows, Python, Go, PowerShell, Bash
6d
Save
Mark Applied
Hide
Senior Linux Administrator, Engineering IT Infrastructure & Operating Systems
Wilmington, Massachusetts, United States
$96k-$131k/yr OnsiteFull Time
4+ YOE4+ years Linux systems administration experience supporting Redhat and Ubuntu, bachelor’s degree or equivalent, Python and scripting, Dev-Ops workflows, ticketing systems, strong English, U.S. citizen or permanent resident required.
Redhat, Ubuntu, Python, Lamda Functions, Dev-Ops Workflows
2mo
Save
Mark Applied
Hide
Principal Linux System Administrator
Merrimack, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
8+ YOEUS citizen able to obtain Top Secret clearance; 8+ years system administration experience; RHEL/Linux patching, Trellix/McAfee, Splunk, VMware, NetApp, WSUS, Microsoft Exchange; CompTIA Security+ or DoD 8570 IAT Level II; scripting (Bash, PowerShell).
RHEL, YUM, DNF, Trellix, McAfee, ePolicy Orchestrator (ePO), Splunk, Splunk Universal Forwarder, LDAP, VCSA (vCenter Server Appliance), VMware ESXi, DCUI, VMware vSphere, Microsoft Exchange, NetApp, Microsoft WSUS, Nessus, Ansible, Bash, PowerShell, DISA STIGs
1mo
Save
Mark Applied
Hide
Systems Administrator
Boston, Massachusetts, United States
HybridFull Time
5+ YOE5+ years IT experience (3+ years systems administration). Experience with Red Hat Linux, Microsoft Windows Server/Active Directory, VMware, Linux shell scripting, security/compliance (NIST 800-53, 21 CFR Part 11). RHCSA and CompTia Server+ required within 1 year if not already held.
Red Hat Linux, Microsoft Windows Server, Active Directory, VMware, Linux shell scripting, SAS, R, Python, Ansible, Jira
1mo
Save
Mark Applied
Hide
Principal Systems Administrator
Hudson, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
7+ YOE7+ years system administration experience; Windows/Linux server and workstation administration; VM (ESXi, vCenter, vSphere), NetApp, PXE/WDS, WSUS, RHEL/CentOS, Unix shell scripting, Subversion/ClearCase; Security+ and active Secret clearance; must be able to obtain Top Secret.
Windows, Linux, vCenter Server Appliance (VCSA), VMware ESXi, VMware vSphere, ESXi Direct Console User Interface (DCUI), NetApp, Exchange, WSUS, Red Hat Enterprise Linux, CentOS, Subversion, ClearCase, PXE, WDS
1w
Save
Mark Applied
Hide
Sr Systems Administrator
Wilmington, Massachusetts, United States
$116k-$176k/yr OnsiteFull Time
4+ YOEActive secret clearance, 4+ years systems/network administration, Windows/Linux experience, DoDD 8140/8570 certification within 6 months, experience with patching, vulnerability management, and security automation.
Windows Server, Windows 11, RedHat, Nessus, Microsoft Group Policy
1mo
Save
Mark Applied
Hide
Systems Administrator
Amherst or Boston or Madison
$50k-$90k/yr OnsiteFull Time
Install, maintain, and secure servers, network devices, and end-user systems; monitor performance; perform backups and disaster recovery; support cloud services (GCP/Workspace); travel to data centers.
Windows, Linux, Google Cloud Platform (GCP), Google Workspace, Gmail, Drive, Okta, Active Directory
1mo
Save
Mark Applied
Hide
SYSTEMS ADMINISTRATOR II, IS&T Systems Operations
Boston, Massachusetts, United States
HybridFull Time
2+ YOE2+ years relevant experience or post-secondary education; CentOS/RHEL Linux administration, CLI scripting, monitoring, patching, backup/restore, SSL management, TCP/IP networking, git and configuration management experience; on-call rotation participation.
CentOS, RHEL, git, VMware, OpenShift, Kubernetes, Ansible, Terraform
4d
Save
Mark Applied
Hide
Associate Systems & Cybersecurity Administrator
Nashua, New Hampshire, United States
OnsiteFull Time
1+ YOEPreferred 1–3 years in cybersecurity, security operations, help desk, or systems administration; familiarity with enterprise security, Windows infrastructure, virtualization, backups, networking, and monitoring; associate or bachelor's degree preferred.
Microsoft 365 Security, Microsoft Defender, Microsoft Sentinel, Microsoft Entra ID, Microsoft Intune, Active Directory, Windows Server, DNS, DHCP, Group Policy, PowerShell, SIEM, EDR, VMware vSphere, Microsoft Hyper-V, SAN, NAS, Veeam, Azure Backup, SolarWinds, ManageEngine, TCP/IP, VLANs, VPNs, Linux
1mo
Save
Mark Applied
Hide
Senior Systems Adminstrator
Portsmouth, New Hampshire, United States
$100k-$115k/yr OnsiteFull Time
4+ YOEExperienced systems administrator with 4+ years supporting Windows and Linux, on‑prem and cloud infrastructure (Azure/AWS), Active Directory, GPO, backups/DR, scripting (PowerShell/VBScript), IaC (Terraform/GitOps), networking and security.
Microsoft Azure, Amazon Web Services (AWS), PowerShell, VBScript, BAT, Terraform, Azure DevOps (ADO), GitOps, Azure Active Directory, Active Directory, Group Policy, Windows, Linux, DHCP, DNS, SFTP, VPN
2mo
Save
Mark Applied
Hide
Senior Systems Administrator/ Patch Manager
Fort Lee or Columbus or Bedford or Smyrna
OnsiteFull Time
7+ YOESenior Systems Administrator with patch management, DoD experience, security clearance, CE, and relevant certifications.
IBM BigFix, PowerShell, CMD, DOS, Unix Shell, SCCM, Tanium, MECM, DISA STIGs, ACAS, Nessus, Gold Master images, Windows, Linux, Windows Server
1w
Save
Mark Applied
Hide
Administrator, Systems Operator
Nashua, New Hampshire, United States
OnsiteFull Time
4+ YOEAssociate degree or 4 years apprenticeship or equivalent; proficiency with Linux, Java, XML, SQL, PLCs; electro-mechanical aptitude and automation troubleshooting skills.
Linux, Java, XML, SQL, PLC
1mo
Save
Mark Applied
Hide
Senior Windows Systems Administrator
Chestnut Hill, Massachusetts, United States
$110k-$138k/yr OnsiteFull Time
5+ YOEBachelor's degree; strong VMware and Microsoft Windows Server expertise; experience with automation (Ansible, Python), PowerShell/PowerCLI, containers, cloud platforms, identity management, monitoring tools, scripting, patching, DR, and compliance (ITIL/HIPAA/PCI).
Microsoft Active Directory, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Windows Server 2025, Red Hat Linux, VMware, Ansible, Python, PowerShell, PowerCLI, Podman, Kubernetes, Azure, AWS, Google Cloud, Splunk, Zabbix, Packer, Jenkins, GitHub, CI/CD, Group Policy Object (GPO), Microsoft SQL, SAML, ADFS, OAUTH, ITIL, SAS115, HIPAA, PCI, SSL
2w
Save
Mark Applied
Hide
Administrator, Systems Operator
Nashua, New Hampshire, United States
$26-$28/hr OnsiteFull Time
4+ YOEAssociate degree or 4 years apprenticeship or equivalent in robotics/mechatronics/electrical, electro-mechanical aptitude, familiarity with Linux/Java/XML/SQL, PLC experience, ability to lift up to 50 lbs and perform physical tasks.
Linux, Java, XML, SQL, PLC
2d
Save
Mark Applied
Hide
System Administrator II - Onsite
Nashua, New Hampshire, United States
$79k-$135k/yr OnsiteFull Time
2+ YOEAssociate or bachelor's degree in a computer-related field or 4 years of IT experience; active Security+ certification and Secret clearance required. Requires systems administration experience with Windows, Active Directory, virtualization, backups, and security tools.
Active Directory, DHCP, DNS, Group Policy Management, Backup Exec, VEEAM, LTO, NAS, NETAPP, Windows KB, WSUS, PowerShell, Trellix, McAfee, ePolicy Orchestrator (ePO), ENS, DLP, DE, FRMP, VMWare ESXi, RAID, Flexera LMTOOLs, Windows Server, SQL, LINUX, RHEL
3w
Save
Mark Applied
Hide
Systems Engineer, Epic Data Courier Administrator
Somerville, Massachusetts, United States
$63k-$90k/yr HybridFull Time
Mass General Brigham: Provides integrated medical care, research, and clinical training services.
0+ YOESupports Epic Data Courier administration and migrations; requires bachelor's in computer science or related field (or equivalent experience); skills in Windows/Linux, networking, scripting (PowerShell,Bash,Python) and documentation.
Epic Data Courier, Epic, Windows, Linux, TCP/IP, DNS, DHCP, VPN, PowerShell, Bash, Python, Microsoft Teams
3w
Save
Mark Applied
Hide
Infrastructure Administrator
Somerville, Massachusetts, United States
$87k-$108k/yr HybridFull Time
3+ YOE3+ years storage/backup or systems administration experience; Associate's or Bachelor's in CS/IT/systems administration or equivalent; familiarity with SAN/NAS, backup platforms, virtualization, Linux/Windows, networking; on-call availability.
Rubrik, Commvault, Veeam, NetBackup, Dell, Pure, Nimble, Qumulo, NetApp, HPE, VMware, Hyper-V, KVM, Linux, Windows, TCP/IP, DNS, iSCSI, NFS, SMB, Fibre Channel
2mo
Save
Mark Applied
Hide
Principal Systems Engineer
United States or Cambridge
$156k-$250k/yr RemoteFull Time
Systems engineering experience with Python scripting, cloud administration (AWS/GCP), Windows/macOS/Linux/VMware, Ansible/AWX, SaaS integrations/APIs, monitoring, and strong security fundamentals; technical leadership experience preferred.
Windows, macOS, VMware, Linux, AWS, GCP, GSuite, Okta, Glean, Claude, JIRA, Active Directory, Ansible, AWX, Python
5d
Save
Mark Applied
Hide
IT & Security Administrator
San Francisco or Cambridge
OnsiteFull Time
3+ YOE3+ years IT systems/endpoint administration experience; macOS, Windows, Linux support; identity and access management; MDM and endpoint tooling; networking and hardware troubleshooting; support SOC 2/ISO/ITAR compliance.
Google Workspace, Rippling, SentinelOne, Vanta, Kandji, Jamf, Iru, Docker, GitHub, OPNsense, UniFi, Tailscale, Slack, Zoom, Neat, AWS, MDM
Explore Jobs