Top 316 Senior Unix/linux Administrator Jobs

Sr Systems Administrator Train Control Information Systems
Keolis Commuter Services —Somerville, MA
- $104,319.50 - $123,077.00 a year
- On call
- Background check
- Computer science
- Computer Science
- Disability insurance
- Health insurance
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Principal Linux/AWS Systems Administrator - Polygraph
Northrop Grumman —Morrisville, NC
- $98,900 - $148,300 a year
- Overtime
- Windows
- 3 years
- Master's degree
- Paid holidays
- Disability insurance
7d
Sr. Principal Computer Systems Analyst - Linux
Northrop Grumman —Baltimore, MD
- $123,400 - $185,000 a year
- Overtime
- Azure
- 6 years
- Windows
- Paid holidays
- Disability insurance
Principal Linux/AWS Systems Administrator - Polygraph
Northrop Grumman —Linthicum Heights, MD
- $98,900 - $148,300 a year
- Overtime
- Windows
- 3 years
- Master's degree
- Paid holidays
- Disability insurance
7d
Senior Red Hat Linux Administrator
CGI Group, Inc. —Baltimore, MD
- $79,600 - $176,300 a year
- On call
- 5 years
- Writing skills
- Office
- Paid parental leave
- Paid holidays
7d
Principal Linux/AWS Systems Administrator - Polygraph
Northrop Grumman —Aurora, CO
- $98,900 - $148,300 a year
- Overtime
- Windows
- 3 years
- Master's degree
- Paid holidays
- Disability insurance
7d
Sr Principal Linux Systems Administrator - Secret
Northrop Grumman —Boulder, CO
- $129,300 - $193,900 a year
- Overtime
- 6 years
- System design
- Master's degree
- Paid holidays
- Disability insurance
7d
CyberArk Vault Administrator
Fannie Mae —Reston, VA
- $123,000 - $161,000 a year
- Full-time
- CRM software
- System design
- Mid-level
Senior Systems Administrator
General Dynamics Information Technology —Fort Huachuca, AZ
- $147,292 - $199,278 a year
- Travel
- Training & development
- Senior level
- Paid time off
- 401(k) matching
Sr. UNIX Systems Engineer
CGI Group, Inc. —Radford, VA
- $113,400 - $198,400 a year
- Computer science
- Computer Science
- 3 years
- Paid parental leave
- Paid holidays
Data Storage Engineer
Leidos —Bethesda, MD
- $107,900 - $195,050 a year
- Full-time
- Data analysis skills
- Office
- Windows
Data Storage Engineer
Leidos —Bethesda, MD
- $107,900 - $195,050 a year
- Full-time
- Data analysis skills
- Office
- Windows
Cobol Developer + Platform Administrator
Robert Half —Des Moines, IA
- $100,000 - $120,000 a year
- On call
- Mid-level
- US work authorization
- Disability insurance
- Dental insurance
Quick Apply
Sr Principal Software Engineer – Architect Planner (26-261)
Northrop Grumman —Colorado Springs, CO
- $129,300 - $193,900 a year
- Overtime
- 6 years
- Computer Science
- System design
- Paid holidays
- Disability insurance
7d
Senior Systems Administrator - Secret Clearance
ABBTECH Professional Resources, Inc. —Illinois
- $57 - $62 an hour
- Temporary
- Bachelor of Science
- System design
- Java
- AD&D insurance
- Paid holidays
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13d
Full Stack Software Developer Level 3 or 4
Northrop Grumman —Aurora, CO
- $114,000 - $213,400 a year
- Overtime
- Computer Science
- Mid-level
- Java
- Paid holidays
- Disability insurance
7d
Staff Windows Systems Administrator - Top Secret
Northrop Grumman —Beale AFB, CA
- $153,600 - $230,400 a year
- Overtime
- Windows
- Master's degree
- High school diploma or GED
- Paid holidays
- Disability insurance
7d
Enterprise Management Tools – Systems Engineer TS/SCI w/Poly
General Dynamics Information Technology —San Antonio, TX
- $127,500 - $172,500 a year
- Full-time
- 5 years
- Bachelor of Science
- Windows
- 401(k) matching
Senior Systems Administrator
PingWind —Remote
- Full-time
- Remote
- 7 years
- Azure
- System design
- AD&D insurance
- Paid holidays
Quick Apply
Senior Linux Administrator
Argo Cyber Systems —Arlington, VA
- $100,000 - $120,000 a year
- Contract
- Computer science
- Computer Science
- System design
- Health insurance
- Dental insurance
Quick Apply

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Sr Systems Administrator Train Control Information Systems

Keolis Commuter Services -
Somerville, MA

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Job Details

$104,319.50 - $123,077.00 a year

Benefits

Disability insurance
Health insurance
Dental insurance
Vision insurance
401(k) matching
Pet insurance

Qualifications

Performance tuning
Data storage
Defect resolution root cause analysis
Linux support
Automation
System performance optimization
Configuration management
Equipment troubleshooting
System maintenance
Patch management
Task prioritization
SAN
Managing projects
VMware
Storage management (system administration)
Problem management
System tuning
Debugging
Failure analysis
Production troubleshooting

Full Job Description

Driven by Purpose. Powered by People.

At Keolis, a leader in public transportation and proudly headquartered in Boston, our mission — We Imagine, We Care, We Commit — is more than words. It’s how we support our communities and how we support each other. As part of our team, you'll have access to a comprehensive benefits package designed with your wellbeing in mind. We offer a competitive benefits package that supports your health, wellbeing, and peace of mind. This includes medical, dental, and vision coverage, along with life and disability insurance. You’ll also have access to a variety of voluntary benefits such as hospital indemnity, accident, and critical illness coverage, as well as home, auto, and pet insurance. To help secure your financial future, we also provide a 401(k)-retirement plan with a company match. At Keolis, you're not just building a career — your part of something bigger.

Sr Systems Administrator Train Control Information Systems

Salary Range: $104,319.50-$123,077.00

Minimum Knowledge and Experience:

Must have a BS Degree in Computer Science, Information Technology, or a similar technical related field and minimum 8 years of related Windows and/or Unix or Linux Systems Administration experience OR possess 15 years of equivalent experience in lieu of a degree
5+ years administering Linux based systems assuring configuration control and automation where possible including sub-systems, patching, packaging, performance tuning, networking, user management, and security.
5+ years experience administering VMware EXSI or Proxmox Clusters
5+ years experience administering mass storage solutions such as TrueNAS and NetApp
5+ years experience setting up SANs with iSCSI
Strong background and experience troubleshooting, debugging applications, and performing root cause analysis of system failures.
Must be able to work under pressure in restoring high priority systems back to operations
Demonstrated ability to work independently and troubleshoot problems with speed and efficiency
Self-directed, able to multi-task and prioritize work
Excellent analytical problem-solving skills with respect to a variety of technical problems from basic to highly complex scope on a variety of equipment, (e.g. desktop PCs, workstations, servers, switches, storage, and other specialized computer systems).
Ability to consistently meet deadlines while simultaneously managing multiple projects.
Excellent communication (oral, written, presentation), interpersonal and consultative skills.

Additional Preferred Qualifications and Skills:

Experience with Enterprise Infrastructure in a railroad environment, specifically related to signals, communications and train control systems, PTC.
Red Hat Enterprise Linux or other *nix certification.
Hand On experience diagnosing network related issues
Ability to navigate, debug, and modify programs in high level programming languages
Ability to write PERL, python, and shell scripts
Experience with administering database systems (e.g. SQL, Oracle).
Experience with inter-application messaging systems (e.g. JBOS, MQ)

Key Accountabilities (Essential Job Duties):

Demonstrates understanding and adheres to the KCS principles of Employee Engagement, Operational Excellence, Safety & Security, and Economic Performance.
Administer and maintain systems responsible for dispatching and train control, ensuring continuous availability and high reliability.
Develop, refine, implement, and maintain technical and operational documentation, (policies, procedures, and standards), to meet compliance responsibilities.
Documentation of all systems for disaster recovery, integrity and repeatability, and cross training purposes.
Prepare change requests and make modifications to systems consistent with corporate change management processes.
Ensure system security, make vulnerability assessments, and take necessary steps to mitigate risks.
Monitor systems, and network / messaging traffic logs for unusual activity, and make recommendations or act based on those findings.
Administer testing and evaluation of system patches and updates in test environments prior to deployment on production computers and equipment.
Manage direct subordinate personnel charged with similar duties.
Lead groups in gathering information for performing root cause analysis of system failures.
Participate in designing system infrastructure, solutions and applications.
Work with teams to resolve issues that are uncovered or occur during day-to-day operations.
Interface regularly with staff from other departments, communicating system issues and responding to requests for assistance and information.
Be on call to manage and/or troubleshoot system problems to address above responsibilities.

Working Conditions (including Physical Demands)

Must be available to respond to emergency calls 24/7

Additional Statements

Applicants must be authorized to work in the United States. Visa sponsorship is not available for this position

Drug and alcohol screening: Employment contingent upon passing pre-employment drug and alcohol screen. Also contingent upon receiving a favorable background check. Must pass a physical examination.

Safety commitment: Safety is a way of life at Keolis. By placing safety first, we ensure the well-being of our employees, customers and communities. Together we can become the most successful transportation company in the world.

Environmental commitment: Keolis is committed to protecting the environment by minimizing the impact of operations to our people and the communities in which we operate

EEO statement: Our policy is to afford Equal Employment Opportunity to qualified individuals regardless of their race, color, sex, religion, age, creed, marital status, national origin, ancestry, physical or mental disability, sexual orientation or gender identification. We maintain a drug-free workplace and perform pre-employment substance abuse testing.

Disclaimer and closing statement: The above statements are intended to describe the general nature and level of work performed by employees assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of employees assigned to this job. Keolis is committed to offering our employees competitive compensation and benefits, opportunities for development and growth throughout an exciting and rewarding career and the safest work environment possible.

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights (https://www.eeoc.gov/poster) notice from the Department of Labor.

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Senior Unix/linux Administrator jobs

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