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Senior Systems Administrator: Unix

Location Marion, United States
Posted 28-October-2021

The Senior System Administrator is responsible for maintaining the integrity and security of the enterprise's Servers and systems that support the various operation units of the enterprise. The Senior System Administrator is expected to conduct system analysis and development to keep our systems current with changing technologies. They provide administration functions including project planning, systems design and engineering, performance management, security auditing and capacity planning. The Senior Systems Administrator is a key technical resource for other senior staff, providing advice, training and technical support for various projects. In addition, the Senior Systems Administrator works closely with Information Security and internal audit to provide a secure environment.

Education, Experience & Certifications

Education and Experience

* Bachelor's degree in computer science or related field.
* Professional certifications in specialty areas.
* 10+ years of experience in IT as a Unix Systems Administrator.
* 10+ years of designing, building, configuring and maintaining an enterprise environment.
* Expert level project management & customer relationship skills.

Required Certifications & Training

* RHCE or LPIC-2 Certification
* CompTIA A+
* VMware Certified Professional (VCP)
* Zerto Certified Professional Enterprise Engineer
* Nutanix Certified Professional (NCP)
* Scaled Agile/ITIL

Preferred Certifications & Training

* DoD Security clearance
* Dell EMC Certifications
* Pure Certifications


Principal Accountabilities

* Provided tier III support to teams, business units, customers, clients including but not limited to investigation, troubleshoot and repair of OS & hardware issues.
* Demonstrates leadership in resolving complex problems for multiple technologies where analysis of situations or data requires an in-depth evaluation of various factors. Improvising and collaborating on solutions while developing long term solutions.
* Takes a broad perspective to identify innovative solutions.
* Analyze performance indicators to ensure optimal utilization of resources.
* Perform root cause analysis and presentation to problem management board to ensure issue is resolved or mitigated.
* Works with multiple platforms, conducting performance tuning, capacity planning, detailed monitoring and reporting at the engineering level.
* Draft and update systems policies and standards to achieve company goals.
* Responsible for secure design, implementation and compliance of systems and security baselines according to DISA STIG standards.
* Ensuring that all IT assets including hardware are accurately and professionally documented.
* Maintain high quality documentation, including policies and compliance-related information.
* Create and maintain departmental and project procedural documentation.
* Implement DR solutions, design and write the polices and SOP with providing a seamless fail-over. Managing and maintaining a dependable backup strategy to ensure business continuity in the event of a loss.
* Formulates requirements for Unix OS based systems on both physical and virtual platforms and provides detailed implementation plans with documentation and diagrams.
* Analyze the clients' current technical strategy, determine improvement points and sell the solution to management.
* Researches, reviews and recommends hardware and software improvements.
* Exercises judgment within broadly defined practices and policies in selecting methods, techniques, and evaluation criteria for obtaining results.
* Interprets internal and external business issues and recommends best practices.
* Works independently, with guidance in only the most complex situations.
* Leading technical projects involving participants from multiple technology areas of the company.
* Provides guidance and training to junior level administrators and peers.
* Cost estimations and systems and infrastructure design for business requests.
* Work within the Change Control Board (CCB) guidelines for implementations and integrations.
* Ability to speak to the business regarding technology solution decisions and strategies.
* Planning, design, implementation and monitoring that projects are progressing to meet deadlines and comply with the company and business requirements.
* Communicates effectively and clearly with employees, immediate manager, and other department managers.
* Be available to weekdays during regular business hours and after hours as needed.
* Be available to work on call shift rotations requiring that you be available 24x7.

Technical Skills and Knowledge

* Expert level experience with Unix Systems Administration.
* Proficiency with one or more of the following languages:

Ansible, Shell, Terraform, Python, Perl

* Proficiency with at least one of these version control products:

GitLab, GitHub, Subversion

* Experience with AWS, AZURE & Google Cloud is a plus.
* In depth experience with VMware ESXi administration, installation, and advanced troubleshooting.
* Experience with Nutanix/Hyper-converged infrastructure administration, installation, and advanced troubleshooting.
* Complex Active Directory design, deployment, configuration management, security profiling, advanced troubleshooting when required, and consolidation initiatives.
* O365 technology administration, configuration, best practices, and security.
* Experienced in remediating zero-day vulnerabilities.
* Be able to communicate technical details to non-technical audience.
* Solid written and oral communication skills.
* Knowledgeable with disaster recovery planning and logistics.
* Ability to identify and resolve problems in a timely manner; gather and analyze information skillfully, develop alternative solutions.
* Ability to work well in a group problem-solving situation.
* Ability to work without direct supervision.
* Ability to design and implement complex infrastructure solutions in a tightly controlled environment through stringent Change Control process.
* Ability to work closely with Information Security, Networking, Storage and other teams to accomplish projects in a timely manner.
* Experience with Nutanix and Hyper-converged infrastructure administration, installation, and advanced troubleshooting.
* Advanced Unix operating systems internals and network communications.
* Must be security conscious in all design and implementation strategies.
* Must understand how to implement solutions in a complex hybrid on prem/cloud multi forest environment.

Professional Competencies

* Drives to Win: Possesses sustained energy to set and meet challenging objectives; the ability to organize resources to achieve a standard of excellence in outcomes and monitor on-going performance. - Advanced
* Communicates Clearly and Effectively: The ability to effectively share ideas, thoughts, information and feelings with a diverse range of audiences to develop two-way understanding; it includes speaking, listening and written communication skills; the ability to influence others towards a desired way of thinking or course of action and to secure an agreement to achieve common goals through effective negation - Advanced
* Demonstrates Flexibility and Adaptability: Is open and receptive to appropriate change; the ability to manage and shift priorities as required, and to incorporate new approaches in support of changing organizational needs; possesses confidence in challenging the status quo and providing input to change efforts. - Advanced
* Focuses on Customer Service: A desire to help or meet the needs of customers; the ability to respond to the changing needs of the customer while maintaining a high standard of quality and adhering to the company policies, standards, practices and processes. - Advanced
* Teamwork: Is able to establish and maintain a good rapport and cooperative relationships with customer and co-workers; able to work cooperatively across organizational boundaries to achieve shared goals; possesses an understanding of team dynamics and provides tangible contributions to teams, fostering collaboration and an environment of mutual trust and respect. - Advanced
* Develops Self: Maintains a commitment to personal and professional development, keeping abreast of current professional knowledge; is personally committed to and actively works to continuously improve him/herself. - Advanced
* Solves Problems: Uses rigorous logic and methods to solve difficult problems with effective solutions; able to think critically; to recognize and anticipate a problem (technical, operational, process, organizational) and to identify and implement the best solution in a timely manner. - Advanced
* Manages and Executes on Projects: Establishes plans and manages resources to ensure work is completed efficiently, on time and on budget. - Advanced
* Acts with Integrity and Demonstrates Ethical Behavior: Interacts with others in a way that gives them confidence in ones motives and representations of those of the organization; is seen as a direct, truthful, keeps confidences, promises and commitments; acts in an honest and trustworthy manner based on personal accountability and a moral conviction to do the right thing. - Advanced

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