Senior System Administrator

in Denver, CO

Senior System Administrator Job

Job Description Job Attributes+

  • Job ID


  • Req #


  • Organization


  • Job Category

    Information Technology

  • Job Location

    Denver, CO 80237, US

  • Job Type

    Contract to Perm

  • Remote


Blackstone Talent Group, an award-winning technology consulting and talent agency is seeking a Senior System Administrator to join our team at our client s site in Denver, CO.


You will be responsible for the provisioning, installation/configuration, operation and maintenance of systems hardware and software for the infrastructure. You will participate in technical research and development to enable continuing innovation within the infrastructure; ensures that system hardware, operating systems, software systems, and related procedures adhere to organizational values, enabling staff and business partners.

Cross functional activities include defining needs, benefits, and technical strategy; research & development within the project life cycle; technical analysis and design; and support of cross functional technical staff across the Enterprise in executing, testing and rolling-out the solutions. Participation on cross-functional projects is focused on smoothing the transition of projects from development staff to production staff by performing operations activities within the project life cycle.

You will thrive on the challenges of working in an emerging Enterprise, in a dynamic and evolving team. We are looking for a team player with a good sense of humor, a passion about what they do and a drive to succeed. You will own what they do, but will also be required to help cross train the team. We are passionate in our pursuits; you will be too!

Company is predominately Mac at this point, and knowledge of is required.


Support for company-wide infrastructure systems and services. Including but not limited to Exchange, AD, fileserver/storage, firewalls & switches.

Manage the corporate VMware environment, including sever hardware, storage, configuration, licensing, monitoring, capacity, & performance management.

Some scripting & automation.

Manage production systems including backups, performance tuning, fault resolution, capacity planning, & root cause analysis across multiple sites, platforms & operating systems.

Improve the efficiency, ease of management, & performance of the existing infrastructure through discovery, evaluation & testing, and comparing against industry best practices.

Provide recommendations, coordinate, & execute well-planned improvements.

Respond to security vulnerabilities in a timely manner.

Ensure documentation is always up to date, & champion change management.

Effectively manage time & priorities. Deliver projects on schedule & communicate issues with teammates proactively.

Occasionally handle tier-2-3 escalated Help Desk tickets.

Coordinate & execute after-hours maintenance activities. Participate in an on-call rotation.


BS degree in Computer Science, Business, Engineering or equivalent experience

Advanced degree highly desirable

MCSE & VCP certifications a plus

15+ years of relevant industry experience supporting multinational corporations, multiple locations, heterogeneous environments (Windows, Linux, iOS, etc.), etc.

7+ years experience with multiple M&A transactions

7+ years experience architecting, building, managing, maintaining, upgrading VMware environments.

10+ years experience and demonstrated expert level knowledge of O365 including EMS solutions (mail, SharePoint, Teams, Compliance Center, Azure, InTune, etc.).

7+ years experience supporting a software engineering environment, preferably SaaS

Experience working in a SOC 2 controlled/certified environment

O365- Expert level knowledge across all aspects of O365 including EMS

Active Directory- Expert level knowledge

Okta (SSO and MFA)- Expert level knowledge

VMWare- Expert level knowledge

AWS- Advanced knowledge

Slack- Advanced knowledge

Proofpoint- Advanced knowledge

Alien Vault- Advanced knowledge

Carbon Black EPP (or equivalent)- Expert level knowledge

Ring Central (or equivalent)- Advanced knowledge

KACE- Advanced knowledge

JIRA- Knowledge

Palo Alto (firewalls, Panorama, Global Protect)- Advanced knowledge

Juniper- Prior experience desirable

Veeam- Highly desirable

Cohesity- Highly desirable

Experience with SOX

Experience supporting 750+ users across multiple locations/OS/platforms

Experience supporting Mac users across all functions of a business

Knowledge of integrating Linux & OS X with Microsoft environments

Experience with Jamf (imaging)

Experience with KACE (imaging, asset management, etc.)

Demonstrated knowledge of automation tools & scripting, including PowerShell, Ansible, etc.

Strong interpersonal & communications skills. The person in this position must be able to integrate & communicate clearly & easily with other team members, as well as with end-users at all levels.

Blackstone Talent Group is a division of Blackstone Technology Group, a global IT services and solutions firm that implements technological solutions across commercial industry verticals and the US Federal Government. Blackstone s global talent augmentation practice was founded in 1998. Blackstone Talent Group has offices in San Francisco, Denver, Houston, Colorado Springs, and Washington, DC. We specialize in providing clients the best talent across a variety of industries and sectors.

EOE of Minorities/Females/Veterans/Disabilities

Additional Information

Who We Are

Founded in 1998, Blackstone Talent Group is one of three divisions of Blackstone Technology Group. The other two divisions are Blackstone Federal, a premier engineering + transformation agency that serves the federal government, and Trellis Energy, the largest transaction management software firm fully dedicated to serving the natural gas industry. Blackstone Technology Group is a privately-held global IT services, solutions and resourcing firm. Headquartered in San Francisco, Blackstone now has more than 300+ employees across five offices nationwide. Blackstone Technology Group’s mission is to help clients adapt to the demands of a digital world, and has garnered an impressive track record of delivering successful results to a client list that includes Fortune 100 businesses and US federal, state and local government.

We provide contract, permanent and managed resource services to our clients. We source for commercial businesses and non-profits, as well as government clients requiring security clearances from public trust through multiple levels of top secret. Some of our skill specialties are IT, IT Operations, Engineering, Accounting and Finance, and Executive Search.

Our team never stops building connections with talent. And our network of fully-vetted, ready-to-work professionals allows us to provide exceptional speed and accuracy in our resource delivery that is unmatched in the industry. With a relationship-first engagement approach, we most often become a trusted partner with our clients and operate as an extension of their organizations.

Saved Jobs