AceInfo Solutions, Inc.

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RHEL System Engineer - Tier III

RHEL System Engineer - Tier III

Job Location 
Regular Full-Time
Position Duration 
Active DOJ Public Trust or ability to obtain a DOJ Public Trust

More information about this job


Ace Info Solutions, Inc. (AceInfo) is a leading Federal contractor with a focused vision: empower our clients, challenge our employees, and grow our business. Founded in December 2000, we are deeply committed to ensuring quality and customer satisfaction. We have a mature corporate infrastructure, strong management, and quality practices. AceInfo is a trusted IT partner to the Federal Government, and we help various agencies transform and strengthen their processes, operations, infrastructures, and security practices to help them further their critical missions.

For over 15 years, we have successfully managed large and significant Federal programs. We have proven experience prioritizing client satisfaction, project quality, and providing innovative, cost-effective solutions to Federal clients.

AceInfo is prime on 95% of our contracts, is headquartered in Reston VA, and has geographically dispersed office locations throughout the country, to include: Kearneysville, WV; Chesapeake, VA; Fort Collins, CO; Boulder, CO; Quantico, VA; Kansas City, MO; Bowie, MD; multiple Washington, DC Metropolitan locations, and project presence in 23 states in all time zones. We offer excellent benefits and salary packages including free medical/dental/life insurance premiums for staff members. We offer relocation assistance for internal employees and external candidates, within 50 miles (minimum) of work location. We do not offer assistance for relocation and housing for internship positions.




AceInfo is currently seeking a RHEL System Engineer - Tier III to support our federal project, in Bowie, MD



Project Overview:


We are currently seeking a senior level experienced System Engineer to provide Tier III level support to our UNIX Infrastructure Team responsible for operations and maintenance of servers running Red Hat Enterprise Linux (RHEL) 6 & 7, on bare metal hardware and VMware based VMs to our government clients.  Support is included as part of a 10 year contract supporting the U.S. Census Bureau Computer Services Division. Work is performed at the Bowie Computer Center located in Bowie, MD




  • Install startup scripts for various applications
  • Install security fixes, kernel and OS patches
  • Manage and diagnosed GFS and GPFS clustered environments
  • Plan and implement system changes and adjustments in a way that maximizes system availability
  • Perform configuration management in coordination with security guidelines
  • Maintain LVM best practices – ext3, gfs, xfs, multi-pathing, striping, and resizing. Monitor system performance using standard Linux performance to tools to ensure optimal system environment, for applications.
  • Provide Tier III level Incident Management activities and work closely with our customers & support staff, to resolve issues in a fast efficient manner. Provide on call after hours support for escalated problems and participate in bridge calls with infrastructure support teams, and maintenance vendors
  • Interface with Linux – Virtualization Engineering team on projects
  • Maintain and document procedures and Knowledge Base Instructions (KBI) to train and mentor Tier II staff
  • Document all support activities through the Remedy ticketing system to meet service level agreements
  • Provide status reports, documentation and operational input to management



Candidate must have the following knowledge, experience, and abilities:

  • A minimum of 8 years of Unix/Linux system Administrator experience supporting multiple systems of which at least 5 years of RHEL systems engineering, including server deployment, configuration, and management; supporting large-scale computer systems in a data center environment
  • A demonstrated experience RedHat architecture with Cluster Suite, Muli-pathing, Kickstart, and VMware
  • Bachelors degree in Computer Science/Engineering/ Information Systems or related discipline (In-Lieu-of the education 8 years of total full time IT experience required)
  • RedHat Certifications – RHCSA and RHCE


Required Technical Skills / Experience:

  • Red Hat Enterprise Linux (RHEL)
  • VMware vCenter Server
  • SNMP based monitoring tools & Asset management tools
  • Enterprise class hardware, (SAN) storage, including IBM Blade center & XSeries servers, and Cisco servers.
  • Solaris is a plus
  • HP Server Automation (HPSA) is a plus
  • Oracle Exadata systems is a plus
  • Oracle DB and RAC administration, installation and configuration also a plus


Other Skills / Experience:

  • Must be familiar with implementing procedures, methods, and tools, that comply with government Cyber Security Controls and requirements (NIST 800-53)
  • Must possess strong interpersonal and communications skills; capable of writing purchase justifications, training users in complex topics, making presentations and problem management.
  • Must be able to relate to a diverse group of people including technical and development personnel, management, business customers, and vendors in a constructive and effective manner.
  • Must have a solid technical background coupled with desire and ability to grasp skills quickly, combined with deep attention to detail along with excellent verbal and written communication skills
  • Project and work flow management skills


Applicant must be a U.S. Citizen





Ace Info Solutions is an Equal Opportunity Employer with a commitment to diversity. All individuals, regardless of personal characteristics, are encouraged to apply. All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, genetics, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.