19 linux administrator jobs at 12 companies in Groton, CT

3w
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Linux Systems Support
Norwich or United States
RemoteFull Time
Unisys
UnisysNYSE: UIS: Provides enterprise-scale IT services and digital transformation solutions.
2+ YOEBA/BS or equivalent with 2+ years relevant experience, expertise in Linux systems administration, strong troubleshooting and root-cause analysis, and U.S. citizenship and residency required.
Linux
1mo
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Junior System Administrator
Colchester, Connecticut, United States
$65k-$75k/yr OnsiteFull Time
S&S Worldwide
S&S Worldwide: Sells educational, recreational, and healthcare products through e-commerce.
2+ YOE2+ years IT experience; administer Microsoft 365, Windows, Linux, Okta, endpoint security; troubleshooting, imaging, patching, backup, and asset management skills required.
Microsoft 365, Windows, Linux, Exchange Online, Teams, SharePoint, OneDrive, Okta, Carbon Black EDR, Mimecast, Entra ID
2w
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PostgreSQL Database Administrator
Hartford or Indianapolis or Providence or Raleigh or Richardson or Tempe
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Experienced PostgreSQL DBA with Patroni, backup/restore, performance tuning, Linux/Bash skills, SQL troubleshooting, and availability for PST rotating 24/7 shifts.
PostgreSQL, Patroni, pgDump, pgRestore, CommVault, Linux, Unix, Bash, SQL, EXPLAIN, EXPLAIN ANALYZE, MS SQL Server, MySQL, MariaDB, Qlik, Attunity, SolarWinds DPA, Delphix, PowerShell, EMC Networker
4w
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Information Assurance/Security Engineer - Linux Systems Specialist
Middletown, Rhode Island, United States
$85k-$120k/yr OnsiteFull Time
American Systems
American Systems: Providing strategic engineering and IT solutions for government programs.
2+ YOEHands-on Linux administration with networking expertise, shell scripting or Python, bachelor's degree with 2+ years related experience, Red Hat/Linux certifications desired, comfortable in secure defense environments.
Linux, Red Hat, Python, shell scripting
2w
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Security Infrastructure - Security Administrator II - Req #516
Rocky Hill, Connecticut, United States
$90k-$115k/yr HybridFull Time
COCC
COCC: Provides core technology and digital solutions for financial institutions.
2+ YOEBachelor's degree or equivalent experience, 2+ years supporting security-oriented network services, security certs (CompTIA Security+, GSEC, SSCP), Linux/Windows, scripting (Python/PowerShell/Bash/Perl), NGFW/IDS/IPS/PKI/DLP/SASE/WAF experience.
Next-Gen firewalls, IDS/IPS, MFA, PKI, DLP, SASE, WAF, Linux, Windows, Python, PowerShell, Bash, Perl, HTTP/S, FTP, SSH, DNS, TCP/IP, Ethernet
1w
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Systems Administrator- Middletown, Rhode Island
Middletown or Newport or Rhode Island
$68k-$113k/yr OnsiteFull Time
Serco
SercoLondon Stock Exchange: SRP: Provides professional outsourcing services to governments worldwide.
2+ YOEActive DoD Secret (or Interim Secret) clearance, IAT Level II (Security+, CompTIA A+, or Network+), bachelor's +2 years (or HS+4), AD/Group Policy, VMware ESXi, Microsoft SQL, Windows and Linux experience.
VMware ESXi, Microsoft SQL, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Cisco IOS, HBSS, eMASS, ACAS, SCAP, VRAM, DIACAP/RMF, STIG
4w
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Information Assurance/Security Engineer - Linux Systems Specialist
Middletown, Rhode Island, United States
$85k-$120k/yr OnsiteFull Time
American Systems
American Systems: Providing engineering and IT solutions to federal government agencies.
2+ YOE2+ years related experience, bachelor\u0002s degree and Linux administration, strong networking, shell scripting or Python, Red Hat/Linux certifications desired, ability to work in secure environments (Secret clearance).
shell scripting, Python, TCP/IP, DNS, DHCP, VLAN, VPN, firewalls
2w
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Security Infrastructure - Security Administrator II #516
Rocky Hill, Connecticut, United States
$94k-$112k/yr HybridFull Time
COCC
COCC: Provider of financial technology and core banking solutions.
2+ YOE2+ years supporting security-oriented network services; bachelor\u0002s in IT/IS preferred; industry certifications (CompTIA Security+, GSEC, SSCP); strong communication and scripting skills.
Next-Gen firewalls, IDS/IPS, MFA, PKI, DLP, SASE, WAF, Linux, Windows, Python, PowerShell, Bash, Perl
2mo
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Power BI Systems Administrator
Norwich or United States
RemoteFull Time
Unisys
UnisysNYSE: UIS: Provides enterprise-scale IT services and digital transformation solutions.
2+ YOEBA/BS degree and 2-4 years’ relevant experience or equivalent combination; experience administering servers, monitoring networks, and deploying software.
Power BI, Windows Server, Linux, Network Monitoring, Server Management
6d
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Informatica PowerCenter Admin
Hartford or Raleigh or Richardson
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Hands-on Informatica administration experience, Unix/Linux and shell scripting knowledge, troubleshooting L2/L3 incidents, familiarity with databases and ITSM tools, bachelor\u0002s degree or equivalent experience required.
Informatica PowerCenter, IICS, MDM, IDQ, HP Unix, Unix, Linux, ServiceNow, Remedy, Tableau, Power BI
2mo
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Senior Middleware & Hybrid Cloud Administrator (Projects)
East Hartford, Connecticut, United States
HybridFull Time
Unisys
UnisysNYSE: UIS: Provides enterprise-scale IT services and digital transformation solutions.
10+ YOESenior role with 10+ years in middleware, infrastructure, and cloud; large-scale implementations; AWS and automation expertise; 24/7 SLA environments.
WebSphere, WebLogic, JBoss, Tomcat, Apache, IBM MQ, Artemis MQ, Mule ESB, CloudFormation, JSON, YAML, scripting, AppDynamics, CloudWatch, Tivoli, ITCAM, Linux, AIX, Unix, Windows
1w
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Cybersecurity Ops Technologist - Splunk SIEM Engineer
Hartford, Connecticut, United States
$99k-$163k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
5+ YOEBachelor's or equivalent, 5+ years cybersecurity experience, SIEM/Splunk administration, SOC operations, Python scripting, AWS, Linux/Windows command-line, strong analytical and communication skills.
Splunk, SIEM, Python, AWS, Linux, Windows
3w
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Computer Engineer
Newport or San Diego
$90k-$120k/yr OnsiteFull Time
PROSOFT
PROSOFT: Provides engineering services for hardware and software used in naval submarine and laboratory environments.
10+ YOESECRET clearance, 10+ years professional experience in computer design/software/networks, bachelor\u0002s in engineering or math, expertise in system administration, Linux and MS Windows, experience with build verification procedures.
Linux, MS Windows, NUWC CANES
1mo
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Senior Systems Engineer
Natick or Providence or Tysons or West Hartford or Disney Springs or King of Prussia or Paramus or Raleigh or Boston
$110k-$140k/yr HybridFull Time
Level99
Level99: Adult social gaming venue with physical challenges and dining.
Experienced infrastructure engineer with networking, security, hardware deployment, server and OS administration (Windows, MacOS, Linux/Ubuntu, Android), virtualization, SD-WAN, MDM, EDR, ability to travel, and on-call availability.
EDR, MDM, Microsoft Windows, MacOS, Android, Ubuntu, Linux, SD-WAN, WiFi, virtualization
1w
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Cybersecurity Ops Technologist - Splunk SIEM Engineer
Hartford, Connecticut, United States
$99k-$163k/yr OnsiteFull Time
Travelers
TravelersNew York Stock Exchange: TRV: Provider of commercial and personal property casualty insurance.
5+ YOEBachelor’s or equivalent,5+ years cybersecurity experience, SIEM/Splunk administration, Python, AWS, Linux/Windows command-line skills, SOC workflows, network/security knowledge, strong critical thinking.
Splunk, SIEM, Python, AWS Cloud Services, Linux, Windows, CI/CD
1w
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Advanced DevSecOps Engineer
Middletown, Rhode Island, United States
$119k-$138k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Engineers secure communication and mission-critical defense technology systems.
3+ YOEDoD Secret clearance, US citizenship, Bachelor's (or Master's) in Software Engineering/STEM plus 3–5+ years DevOps experience; expertise in Bash/Python, containers, CI/CD, Git workflows, Linux administration.
Bamboo, Drone, Docker, Podman, Bash, Python, Git, Bitbucket, GitLab, Terraform, Ansible, Prometheus, Grafana, ELK, Vault, Linux
2w
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DevOps Engineer
Middletown, Rhode Island, United States
OnsiteFull Time
SEACORP
SEACORP: Provides engineering and technology services for naval defense systems.
3+ YOESecret clearance and U.S. citizenship required; minimum 3 years related IT experience; familiarity with DoD cybersecurity, RMF, STIG, SDLC, NIST 800; Windows/Linux administration; CompTIA and Windows admin certifications preferred.
Windows, Linux, STIG, NIST 800, RMF, SDLC
1mo
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Senior DevSecOps Engineer
Middletown, Rhode Island, United States
$95k-$106k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
2+ YOEBachelor's in Software Engineering or related STEM plus 2+ years experience (or Master's plus 6 months). DoD Secret clearance and U.S. citizenship required. Proficiency with CI/CD, containers, Bash/Python, Git, and Linux administration.
Bamboo, Drone, Docker, Podman, Bash, Python, Git, Bitbucket, GitLab, Terraform, Ansible, Prometheus, Grafana, ELK, Vault, sealed secrets
3w
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Network IT Hardware Engineer
Newport, Rhode Island, United States
$80k-$120k/yr OnsiteFull Time
KMS Solutions
KMS Solutions: Technical engineering and management services for defense programs.
3+ YOEOn-site support of hardware, networks, Windows and Ubuntu administration, cybersecurity compliance, STIG remediation, asset management, and documentation; must be eligible for DoD Secret clearance.
Windows, Ubuntu Linux, SSH, Group Policy, SQL, bash, ACAS, HBSS, STIG