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Enterprise - Senior Cloud System Administrator - Puppet, Hadoop, Containerization

Annapolis Junction, MD
Erias Ventures was founded to serve its customers with an entrepreneurial mindset. We value creative problem-solvingopen communication, and empowering our employees to make decisions and put forth new ideas.

We are seeking engineers who wish to grow their careers and want to become part of a strong, entrepreneurial-minded, and technical company focused on bringing innovative solutions to the difficult mission problems facing our customers.

Description
Senior Linux System Administrator to perform functions in a dynamic and operational environment supporting cloud-based repositories. A successful candidate for this position has experience working with large Hadoop and Accumulo based clusters and interfacing with hardware, software, security, and network teams. Experience with Bash, Python, and configuration management tools such as Puppet preferred. Responsibilities include monitoring systems and resolving or escalating network and data flow alerts for cloud systems hardware, software or network issues. Experience with large Hadoop and Accumulo based clusters sustaining a strong background in troubleshooting operational system issues as they arise required. Performance in a fast-paced mission environment where requirements change on a daily basis due to operational and world events.

Additional responsibilities include the following:
  • Monitor system health
  • Troubleshoot system problems
  • Maintain storage systems
  • Interface with external teams for hardware, network, and infrastructure support
  • Provide after-hours on-call/call-in support
  • Ensure system security requirements are satisfied
  • Participate in engineering discussions
  • Create/maintain system scripts
  • Patch/upgrade system
  • Administer user accounts
  •  Maintain hardware inventory
Requirements
A current Top-Secret/SCI with polygraph security clearance is required. Candidates cannot be sponsored or nominated for a government security clearance under this position.
 
Three (3) years experience is required  Bachelor’s Degree in Engineering, Systems Engineering, Computer Science, Mathematics is highly desired and will be considered equivalent to two (2) years of experience. Hadoop/Cloud System Administrator Certification or comparable Cloud System/Service Certification is required.

Required technical skills:
  • Shall have at least three (3) year of experience performing system administration and monitoring large  distributed system consisting of:
    • Multiple clusters;
    • Clustering implemented across at least 3 racks of equipment;
    • Minimum of 60 nodes per site.
  • Shall have experience diagnosing and troubleshooting large scale cloud computing systems including familiarity with distributed systems for storage and retrieval of data e.g. Hadoop, CASSANDRA, SCALITY, SWIFT, Gluster, Lustre, GPFS, Amazon S3, or another other comparable technology for big data management or High performance computing.    •    
  • Shall have demonstrated ability to work within a pre-defined mission focused team structure, follow SOP’s, communicate effectively, accept constructive feedback, and receive technical guidance and advice from senior level technical resources.    •    
  • Shall have demonstrated a willingness to learn new technologies and leverage senior level resources to expand current technical foundation using team structure.    •    
  • Demonstrated ability to work independently on complex tasks, show a willingness to educate and train more junior technical resources.    •    
  • Demonstrated ability to plan, communicate, lead and oversee complex technical tasks requiring interaction with multiple groups.    •    
  • Shall have five (5) years experience writing software scripts using scripting languages including bash, perl, or python.    •    
  • Shall have seven (7) years experience demonstrating a fundamental understanding and working knowledge of core components of the Linux operating system including the management of user and group accounts in LDAP configuration of DHCP, DNS, and TFTP.    •    
  • Shall have demonstrated experience with configuration management tools including Puppet and SALT    •    
  • Expert understanding of the end to end Linux PXE/Network provisioning process to include familiarity with Anaconda Kickstart configurations, RAID controller utilities, TFTP images, and disk detect scripts.    •    
  • Experience accessing and troubleshooting systems via remote utilities to perform hardware diagnosis and repair including VNC, serial over LAN interfaces, and IPMI, BIOS-level configuration.    •    
  • Understanding of overall corporate architecture as well as familiarity with openSSL and Java keystore manipulation.    •    
  • Expert in troubleshooting commodity hardware platforms including previous experiences with SGI/HP hardware including SGI’s J series    •    
Desired technical skills:
  • Advanced knowledge of SSH tunneling and protocols including the implementation of dynamic SOCKS proxies as well as other ssh-based utilities, including rysn, pdsh, pdcp, and WinSCP.
  • Basic understanding of low level network concepts including vlans, port channel bonding and layer2/layer 3 switch interactions.
  • Familiarity with software load balancers for large scale webservice implementations including haproxy and nginx
  • Experience with Kubernetes orchestration services and Docker images.
  • Experience with log aggregation and search tools including ElasticSearch, logstatsh, filebeats, Grafana, and rsyslog.
Benefits
Erias Ventures provides employees with a complete benefits package that includes:
  • Above Market Hourly Pay that includes Paid Time OffBirthday Off, Flexible Work Schedules
  • 11% Roth or Traditional 401k with Immediate Vesting and Deposit
  • Company subsidized Medical Coverage
  • 100% Company Paid Vision and Dental Coverage
  • 100% Company Paid Long Term DisabilityShort Term Disability, and Group Life Insurance
  • Monthly Internet and Wellness Reimbursement
  • Company Paid Professional Development and Training
  • Technology and Productivity Allowance for Equipment and Supplies
  • Bonuses for Assisting with Business Development and Company Growth
  • Morale Building and Company Events to Celebrate our Successes and Build our Community
At Erias Ventures, we are committed to creating a diverse environment and are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
 
Referrals
Know a cleared professional looking for more in their career? Want some extra money for the Summer? If so, drop us a line with their name and contact information and you could be eligible for a referral bonus up to $10,000 for each successful hire.
 
Not seeing the right position? Drop us a line to be notified as we add new contracts and opportunities!
 
Please send referrals and inquiries to:
jobs@eriasventures.com
 
To learn more about our company visit our webpage or LinkedIn.
 

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