14,675 unix developer jobs at 3,217 companies in United States

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UNIX Engineer III
San Antonio, Texas, United States
OnsiteFull Time
IPSecure
IPSecure: Provides cybersecurity and incident response services for government agencies.
8+ YOEActive TS/SCI clearance, bachelor's degree (or equivalent experience), 8+ years UNIX/Linux engineering, enterprise RHEL/Oracle Linux, Bash/Python/Ansible automation, RMF and DISA STIG compliance.
RHEL, Oracle Linux, Bash, Python, Ansible, LVM, NFS, LDAP, SSH, VMware, RMF, DISA STIGs, Infrastructure-as-Code, Checklist-as-Code
2w
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Unix System Engineer
Ann Arbor, Michigan, United States
HybridFull Time
University of Michigan
University of Michigan: Public research university offering undergraduate and graduate education.
3+ YOEBachelor's degree in computer science or related field, or equivalent experience; 3–5+ years supporting large, highly available UNIX/Linux architectures. Requires troubleshooting, enterprise architecture, cloud, automation, and on-call experience.
AIX, Linux, RHEL, Ubuntu, VMware, OpenShift Container Platform, Ansible Automation Platform, Kubernetes, AWS, Azure, GCP, IBM HMC/NIM, AutoYaST, kickstart, ksh, Bash, Python
3mo
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Principal Linux/Unix Engineer
Pocatello, Idaho, United States
OnsiteFull Time
The Britton Group
The Britton Group: Independent technology services provider delivering IT solutions.
6+ YOEDesign, deploy, patch, and maintain Unix/Linux infra with security, automation, and 3rd-level support. TS/SCI clearance; onsite in Pocatello, ID.
Red Hat Linux, Oracle Linux, Satellite Server, DISA STIGS, DNS, DHCP, LDAP, SMTP, Scripting, VMware
3mo
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Senior UNIX/Linux System Engineer
Radford, Virginia, United States
$100k-$140k/yr OnsiteFull Time
Entarian
Entarian: Provides mission-critical engineering and technology solutions for government agencies.
5+ YOESenior UNIX/Linux Systems Engineer with DoD Secret clearance, Security+, Red Hat/Oracle Linux, Solaris; 5+ years UNIX/Linux admin; patching, security, networking, SOPs; SOC readiness.
Red Hat Enterprise Linux, Oracle Enterprise Linux, Solaris UNIX, YUM, RPM, firewalld, iptables, ssh, telnet, DNS, SFTP, SMTP, NTP, SELinux, VLANs, ifconfig, netstat
1mo
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Senior Unix Administrator
Columbus, Ohio, United States
$120k-$125k/yr OnsiteFull Time
Enterprise Solutions and Management
Enterprise Solutions and Management: Provides information technology services to defense and government agencies.
5+ YOE5+ years experience in network operations and UNIX/Linux administration; experience configuring and integrating network monitoring tools, SNMPv3, SSL/CAC, reporting and dashboard development; required IA and vulnerability management knowledge.
UNIX, Linux, Micro Focus Network Operations Management (NOM), Network Node Manager (NNMi), Network Automation (NA), Application Performance Monitoring (APM), BPM, Sitescope, Operations Bridge Manager (OBM), Broadcom DX Netops, Netscout, SNMPv3, SSL, CAC, McAfee, HBSS, TripWire, ArcSight, SAP Business Intelligence Platform, Crystal Reports, Micro Focus Operations Bridge Reporter
1mo
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Senior C/Unix Batch Developer (Healthcare Claims) (Any city, TX, US, 99999)
Texas or United States
$75k-$95k/yr RemoteFull Time
Gainwell Technologies
Gainwell Technologies: Delivers technology solutions for public health and Medicaid programs.
6+ YOE6+ years development experience with C, Unix/Linux, Oracle, SQL, and PL/SQL; experience with batch automation, production support, performance tuning, and healthcare claims preferred; strong problem-solving and documentation skills.
C, Unix, Linux, Oracle, SQL, PL/SQL
1mo
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Senior UNIX System Engineer
Radford, Virginia, United States
OnsiteFull Time
IntePros Federal
IntePros Federal: Provides IT, cybersecurity, and management services to federal agencies.
5+ YOESecret clearance required. Bachelor\u0002s in Computer Science or equivalent. 5+ years Windows systems administration, 3+ years PowerShell automation, enterprise Active Directory and Group Policy experience, networking and web/platform administration experience; CompTIA Security+ required.
PowerShell, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Internet Information Services (IIS), Apache, Microsoft Active Directory, Microsoft Group Policy, TCP/IP, DNS, DHCP, SMTP, SNMP, Security Technical Implementation Guides (STIG), Security Requirements Guides (SRG), Risk Management Framework (RMF)
16h
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UNIX/Linux/Solaris Engineer
Bethesda, Maryland, United States
$128k-$173k/yr HybridFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE5+ years administering Solaris or RHEL at scale, including patching and change execution; experience with ABE, Puppet, Ansible, shell scripting, VMware, monitoring, security tools, ServiceNow, and on-call operations; bachelor's degree or equivalent experience.
Oracle Solaris, Red Hat Enterprise Linux (RHEL), ServiceNow IT Service Management (ITSM), Shell Scripting, VMware, Puppet, Ansible, Oracle Ops Center, Oracle OEM, SL1, Tenable, Tripwire, Splunk, XMatters, Microsoft SharePoint, SiteScope, Bash, KornShell (ksh)
1d
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UNIX/Linux/Solaris Engineer
Bethesda, Maryland, United States
$128k-$173k/yr HybridFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOERequires 5+ years administering Solaris or RHEL at scale, ABE patching, Puppet, Ansible, shell scripting, VMware, monitoring and security tools, ServiceNow, on-call operations, and ability to obtain Public Trust.
Oracle Solaris, Red Hat Enterprise Linux (RHEL), ServiceNow IT Service Management (ITSM), Shell Scripting, VMware, Alternate Boot Environments (ABE), Puppet, Ansible, Oracle Ops Center, Oracle OEM, SL1, Tenable, Tripwire, Splunk, XMatters, Microsoft SharePoint, SiteScope, bash, ksh
4d
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Python Developer with Unix Shell Scripting
Irving, Texas, United States
$100k-$120k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
5+ YOERequires 5–8 years of Python and Unix shell scripting experience, with scripting, automation, data handling, monitoring, optimization, Git, Kubernetes, and Docker knowledge.
Python, Unix Shell Scripting, BASH, KornShell (ksh), Git, Kubernetes, Docker
1mo
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Software Engineer - COBOL/Unix/Perl
Hoover or Charlotte or Atlanta
$128k-$168k/yr OnsiteFull Time
Regions Bank
Regions BankNYSE: RF: Provides retail, commercial banking, wealth management, and mortgage services.
7+ YOEBachelor's in CS/Computer Engineering or related, 7+ years' experience, strong COBOL/Perl and Unix AIX skills, MTS platform experience preferred, Linux familiarity, system analysis, compliance awareness, and mentoring ability.
COBOL, Perl, Unix AIX, Linux, MTS
2mo
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Unix Track Lead - Shell Scripting (30547)
United States
OnsiteFull Time
HCLTech
HCLTechNational Stock Exchange of India: HCLTECH: Global provider of information technology services and software consulting.
Proven Unix system administration and shell scripting expertise, Oracle PL/SQL development and tuning, SQL knowledge, strong analytical and communication skills, and ability to lead technical teams.
Unix, Unix shell scripting, Oracle PL/SQL, SQL
1w
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PL/I Developer with Unix/Bash Scripting
Providence, Rhode Island, United States
$87k-$182k/yr RemoteContract
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
8+ YOERequires 8+ years of PL/I and Unix/Linux Bash experience, 3+ years of batch processing and interface development with Manhattan WMS or SAP S/4HANA, plus a bachelor's degree or equivalent experience.
PL/I, Unix, Linux, Bash, Manhattan Warehouse Management System (WMS), SAP S/4HANA, EDI, APIs
3w
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UNIX DevOps Cloud Engineer
Charlotte or Nashua or Austin
$121k-$205k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
8+ YOEExtensive UNIX server operations and cloud automation experience, Azure cloud and IaC expertise, scripting (Python, Puppet, Ruby), CI/CD/DevSecOps skills, container and networking knowledge.
Azure, App Services, Key Vault, Azure Storage, Azure Networking, Azure Monitor, Python, Puppet, Ruby, REST, ARM, Bicep, Terraform, Ansible, Chef, Red Hat Enterprise Linux, Docker, Kubernetes, TCP/IP, DHCP, DNS, firewalls, VLAN
1mo
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Software Engineer – Transaction Engine, C, Unix
Alpharetta, Georgia, United States
OnsiteFull Time
Scientific Games
Scientific Games: Provides technology and games for government-regulated lottery programs
3+ YOEBS in Computer Science or equivalent,3+ years programming experience in transaction/large-scale systems,proficiency in C on Linux,BASH,shared memory,debugging and data handling.
C, Linux, BASH, awk, sed, tail, head, grep, System V IPC, OpenSSL, Proc SQL, ANSI SQL, JSON, XML, gSOAP, Postgres, SQL Server, TCP/IP, RESTful, Ruby
3w
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Senior Developer
Atlanta, Georgia, United States
OnsiteFull Time
Intercontinental Exchange
Intercontinental ExchangeNYSE: ICE: Operates global financial exchanges, clearing houses, and mortgage platforms.
6+ YOE6+ years Java development, bachelor's in CS/IT, multithreaded server-side experience, relational DBs, testing, UNIX, strong communication and decision-making; AI coding assistants and React preferred.
Java, JavaScript, React, UNIX, Claude Code, Cursor, GitHub Copilot
3w
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Senior Developer
Atlanta, Georgia, United States
OnsiteFull Time
Intercontinental Exchange
Intercontinental ExchangeNYSE: ICE: Operates global financial exchanges, clearing houses, and mortgage technology.
6+ YOE6+ years Java development, multi-threaded server-side experience, knowledge of databases, performance tuning, testing, UNIX tools, strong communication and product ownership; Bachelor's in CS or IT required.
Java, UNIX, React, Claude Code, Cursor, GitHub Copilot
3mo
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Systems Development Engineer, S3
Seattle, Washington, United States
$129k-$175k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
4+ YOE4+ years software development; TS/SCI with Poly; experience in Linux/Unix; multiple languages.
C++, C#, Java, Python, Golang, PowerShell, Ruby, Linux
4d
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Mobile Application Developer, (iOS Developer)
McLean, Virginia, United States
$141k-$180k/yr OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
10+ YOERequires 10+ years of experience, active Top Secret clearance with Full Scope Polygraph or ability to obtain it, Python and C development, UNIX, networking, reverse engineering, exploit development, OS internals, and debugging expertise.
Python, C, UNIX, WinDbg, gdb, IDA Pro, ELF, NTFS, ext2, btrfs, ASLR, DEP, NX, git, GitLab, Android, Android NDK, Objective-C, Swift, C++, ARM, SELinux
5d
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Software Engineer
Manassas, Virginia, United States
$91k-$169k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
2+ YOEBachelor's degree in a related STEM field, 2+ years of relevant experience, Java development with multithreading, Linux/Unix development, and software integration, testing, troubleshooting, and refactoring.
Java, C++, Linux, Unix, MongoDB, PostgreSQL, gRPC, Artemis, JavaFX, Swing, RxJava, Kotlin Coroutines, Flow, JVisualVM, JConsole, JProfiler, Docker, Kubernetes, Bash