BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.
3+ YOEActive Secret clearance and CompTIA Security+ (or equivalent), 3+ years systems admin experience, proficiency with Active Directory, desktop and server administration, virtualization, patching, and security compliance (RMF, NIST, JSIG).
Harvard University: Provides higher education and conducts advanced academic research.
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
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
2+ YOEU.S. citizen able to obtain TS/SCI; active Secret clearance and CompTIA Security+ (DoD 8570 IAT II) required; 2+ years systems administration experience (3–6 preferred); proficiency with Active Directory, virtualization, patching, and STIG/RMF compliance.
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$115k-$160k/yrOnsiteFull Time
Systems & Technology Research: Develops advanced technology for national security and defense applications.
3+ YOETS/SCI with CI Polygraph required; U.S. citizenship. 3+ years technical experience or equivalent. Linux (Red Hat/CentOS/Ubuntu) and Windows administration, Active Directory, networking, NAS, firewall, PowerShell automation, DoD security guidance knowledge, and after-hours support.
Red Hat, CentOS, Ubuntu, Windows, NAS Storage, Firewall, Microsoft Active Directory, Group Policy, PowerShell, Enterprise Virtualization Tools, Multi-Factor Authentication, Public Key Infrastructure, Web Server, LDAP, Security Technical Implementation Guidelines (STIGS), Security Content Automation Protocol (SCAP), Host Based Security System (HBSS), Assured Compliance Assessment Solution (ACAS), DoD Ports, Protocols, and Services (PPS)
IPG PhotonicsNASDAQ: IPGP: Develops and manufactures high-performance fiber lasers and systems.
3+ YOE3+ years infrastructure support with Azure, Active Directory/Entra ID, Windows/Linux, VMware, Nutanix, Veeam, Exchange/Office 365 migration, PowerShell, networking, SSL/CA, ITIL and ITSM experience; strong troubleshooting and communication.
Microsoft Active Directory, Entra ID, Azure, Citrix, Microsoft 365, Nutanix, VMware, Veeam Backup, Microsoft Intune, MFA, AWS, Microsoft Exchange, Office 365, PowerShell, DNS, DHCP, LDAP, Group Policies
Systems Administrator-IT-IC3, Group 95 (Top Secret)
Lexington, Massachusetts, United States
$96k-$127k/yrOnsiteFull Time
MIT Lincoln Laboratory: Building advanced technology prototypes for national security.
4+ YOEActive Top-Secret clearance with SCI eligibility,4+ years systems administration in classified environments, Windows/Linux, Active Directory, networking, virtualization, security hardening, and troubleshooting skills.
Windows, Linux, VMware, vCenter, Active Directory, Group Policy, TCP/IP, DNS, Cisco, YUM, DNF, RPM, PowerShell, Bash, Python, DISA STIGs, RMF, JSIG, ICD-503, CNSSI 1253
Reading Cooperative Bank: Community-owned bank providing personal and business financial services.
2+ YOEWindows Server/Active Directory administration, vulnerability management, security monitoring (Rapid7), incident response, system hardening, 2+ years Windows Server experience, Bachelor’s in IT or equivalent; PowerShell a plus.
Windows Server, Active Directory, Group Policy, Rapid7, SentinelOne, PhishER, Microsoft 365, InsightVM, Nessus, Qualys, PowerShell, MDR, SIEM, TCP/IP, firewalls, VPNs
GEI Consultants: Provides multi-disciplinary engineering and environmental consulting services.
8+ YOE8+ years IT experience in SMB/enterprise; cloud/hybrid infra; Active Directory, Azure, Office 365; Cisco firewalls; on‑premise and cloud server virtualization; Veeam/Rubrik backups; IT security controls; strong communication.
Active Directory, Group Policy, Microsoft 365, Azure, VMware, Veeam, Rubrik, Fortinet, Cisco Firewalls, VPN, PowerShell, Office 365, Backup Software
PCI Pharma Services: Integrated pharmaceutical development, manufacturing, and global packaging services.
2+ YOE2-3 years GxP experience, HS diploma (BS preferred), SQL and Active Directory proficiency, familiarity with OT systems (HMIs, PLCs), documentation and validation experience.
SQL, Active Directory, SCADA, MES, LIMS, historians, HMIs, PLCs, QMS
3+ YOEU.S. citizen with active Secret clearance (Top Secret obtainable), CompTIA Security+ or DoD 8570 IAT Level II, 3+ years systems admin experience, proficiency with Active Directory, virtualization, patching tools, Windows/Red Hat, RMF/STIG compliance.
Active Directory, VMware, Hyper-V, SCCM, WSUS, PowerShell, Python, Bash, Windows, Red Hat Linux, DNS, DHCP, RMF, NIST 800-53, JSIG, STIGs, NISPOM, CompTIA Security+, DoD 8570 IAT Level II
Systems Administrator, DCO (National Passport Center)
Portsmouth, New Hampshire, United States
$51k-$82k/yrOnsiteFull Time
Peraton: National security and mission-critical government technology services provider.
Support Windows enterprise environments, administer Active Directory, manage SCCM/vSphere/SQL, use ServiceNow/Remedy, perform backups and vulnerability remediation; U.S. citizenship and Secret clearance required.
SCCM, Active Directory, vSphere, SQL, Microsoft Defender, ServiceNow, Remedy, Cisco, Intermec PM43
Associate Systems Administrator, Remote Field Services
Framingham, Massachusetts, United States
OnsiteFull Time
CarvanaNew York Stock Exchange: CVNA: Online platform to buy, sell, and trade used cars.
4+ YOE3-4 years IT experience; Windows Server/Active Directory; DHCP; Mac OS X; Meraki; mobile devices; G-Suite/Office 365; Jira; strong troubleshooting; on-call rotation; travel up to 60%.
Windows Server, Active Directory, DHCP, MacOS, Meraki, Mobile devices, G-Suite, Office 365, Jira, AV equipment
South Shore Health: Regional health system providing comprehensive medical and community care.
1+ YOE1-2 years IT experience with Windows Server, Active Directory, VMware; Red Hat/Linux experience preferred; certifications such as MCSA/MCSE, VMware VCP, Citrix and Red Hat preferred; proficiency with Epic, backup, security and monitoring tools.
Epic, Redhat Enterprise Linux, Microsoft Windows Server, Active Directory, VMware ESX/ESXi/vSphere, VMware vCenter, EMC NetWorker, Data Domain, McAfee ePO, Lotus Notes, Microsoft Exchange, Cisco ESA, ProofPoint, Solarwinds, F5 GTM/LTM/APM, Citrix NetScaler, PowerShell, VBscript, SQL, SAN, NAS, TCP/IP, DHCP, Domain Name Services (DNS), FTP, SCP, HTTP, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access, Microsoft Project, Microsoft Visio
Principal System Administrator- Will sponsor a clearance!
Woburn, Massachusetts, United States
$87k-$165k/yrOnsiteFull Time
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
3+ YOEU.S. citizenship and transferable Secret clearance required prior to start (interim clearance required). Bachelor’s +5 years or Master’s +3 years experience. Linux/Windows, Active Directory, VMware, MySQL, networking, and CompTIA Security+ CE (or equivalent)/DoDD 8140/8570 certification required.
Microsoft Windows, Redhat Enterprise Linux, Linux, Windows Server, Active Directory, VMware, MySQL, VMWare vCenter, vSphere, ESX, Microsoft WSUS, SMECP, Exchange, DNS, DHCP
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
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
Experience with identity and access management, processing access requests, PowerShell/scripting, Active Directory, strong documentation and communication, and audit-ready controls.
LonzaSIX Swiss Exchange: LONN: Manufactures medicines and provides development services for healthcare companies.
3+ YOE3+ years systems administration experience, Associate's degree or equivalent, Windows Server/Active Directory/SQL Server proficiency, MES administration (Emerson Syncade), PowerShell/Visual Basic scripting, virtualization (VMware/HyperV).
Emerson Syncade, Lonza MODA-ES, Rockwell Pharma Suite, Kepware, OPC Router, Rockwell, Allen, Siemens, Microsoft Windows Server, Active Directory, SQL Server, PowerShell, Visual Basic, VMware, HyperV, FactoryTalk, DCOM, OPC
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOEExperience with Active Directory, identity and access management, endpoint security (CrowdStrike), Windows administration, ServiceNow, PowerShell, ITIL, and lab/instrument environments; bachelor in computer science preferred.
Active Directory, RC4, NTLM, Kerberos, Sailpoint, CrowdStrike Falcon, NuGenesis (SDMS), Empower (Waters), ServiceNow, BeyondTrust, Microsoft Windows Server, Windows 10, Windows 11, PowerShell
Demiurge Studios: Develops original and-developed video games for various platforms.
5+ YOE2+ Mgmt5+ years IT/systems administration with 2+ years lead experience; Perforce administration; Windows and macOS endpoint/MDM management; Active Directory/Entra ID/Google Workspace identity management; networking, VPNs, firewalls, Linux server administration; documentation and vendor/MSP management.
Perforce, Windows, macOS, MDM, Active Directory, Entra ID, Google Workspace, Jenkins, VPN, firewall