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Unix Systems Admin / Engineer

Macro Solutions
Arlington, VA
  • Posted: August 09, 2022
  • Full-Time

Working at Macro Solutions, a leading provider of IT and management consulting services, is an opportunity to collaborate with great people who have a passion for the services they provide to our clients. We are currently looking for an experienced Unix System Administrator / Engineer to join one of our long term Federal projects in Crystal City, VA. An active secret security clearance is required.

The candidate will have a track record establishing multiple implementations of highly-available software hosted on UNIX server architecture, is able to demonstrate a strong aptitude for learning new applications, and actively enjoys working to solve complex technical issues.


  • Provide general UNIX systems administrative/engineering support for a large, complex interconnected system w/both physical and virtual environments hosting multiple operating systems including Windows, Solaris, and Linux.
  • Function as a hands-on technical UNIX generalist with shared responsibility for the overall health and performance of one or more component applications.
  • Support the various environment integration/middleware technologies and overall health of the integrations and interfaces.
  • Build, configure, upgrade, and maintain application environments as well as deploy and configure applications and/or application changes in compliance with cybersecurity and software development life cycle (SDLC) procedures.
  • Provide on-going maintenance of software applications utilized by the program application administrators, developers, testers, and support staff.
  • Participate in planning and implementation of STIGs, system security patches and upgrades to the system, software, and firmware.
  • Maintain the reliability, i.e., high-availability, capacity, and performance) of multiple environments (Dev, Test, Prod, COOP) and solutions.
  • Troubleshoot application and system issues, working with data center staff to address issues requiring operating system or other supportive intervention.
  • Approach troubleshooting systematically with a deep sense of ownership to resolve issues as well as apply learnings in a continuous improvement capacity.
  • Maintain personal responsibility and commitment to respond to and work to solve incidents quickly as well as lead on-call activities to efficiently mitigate incidents.
  • Plan and coordinate with team members and development/operational staff re: upcoming changes in software versions and updates, security certificates, processing queues, etc.
  • Optimize operational efficiency and contribute to developing and enhancing the solution.
  • Determine "root cause" sources of instability in application availability and performance.
  • Actively engage with vendor support on issues, bug-fixing, and functionality enhancement.
  • Manage and maintain technical documentation including contractual and SOP deliverables.

  • Possess secret clearance and Security+ Certification
  • BA/BS and 7 years relevant work experience.
  • 5+ years of proven experience with the analysis, planning, design, implementation, upgrade, and migration of applications hosted on Solaris and/or Red Hat Linux.
  • 2+ years of proven experience with WebLogic Administration/Configuration in a Solaris/Linux environment.
  • 2+ years hands on experience with enterprise database technologies (Oracle/SQL).
  • 2+ years of successfully demonstrated experience with Unix shell scripting, Oracle, SQL, PL/SQL, and SQL*Loader.
  • Knowledge of Web Server technology (Apache, Node.js, OHS, etc.).
  • Understanding of file storage, DB connections, log analysis and other supplemental exposures.
  • Working knowledge of SQL.
  • Hands-on implementation experience with high-availability architectures.
  • Demonstrated aptitude for learning and rapidly mastering new applications and technology.
  • Proven mastery of troubleshooting techniques and the ability to solve problems quickly.
  • Ability to work collaboratively in a team environment with a strong focus on customer service and solution ownership.
  • Ability to communicate in a clear and concise manner, demonstrate strong problem solving skills and is successful when working in Integrated Product Teams.

Desired Qualifications
  • Experience with High-Availability and Disaster Recovery architecture and configuration.
  • Experience with SSO and multiple authentication providers.
  • Experience with Oracle Superclusters and Oracle Enterprise Manager (OEM).
  • Experience developing solutions and designs to support reporting and business processes using high-volume data sources across SDLC environments (Dev, Test, UAT, Prod).
  • Experience with application of STIGs.
  • Familiarity with the TCP/IP stack, network routing, load balancing, F5 and firewall.
  • Understanding of WebLogic application server configuration.
  • Experience providing production support with a working knowledge of multiple Oracle application components.
  • Solid understanding of SSL (and non-SSL), proxy (and reverse-proxy) servers, single sign-on technologies.
  • Experience working with DoD or Army data centers.

Macro Solutions is a woman-owned IT and management consulting firm that helps government organizations select, implement, integrate, and maintain critical business solutions. A relationship company at our core, we pride ourselves on building high-touch, high-trust environments for our clients and partners, at every level of our business. Assessed at CMMI Maturity Level 3 for both Development and Services and certified with the following- ISO 9001:2015, ISO 20000-1:2011 for ITSM and ISO 27001:2013 for ISMS, Macro delivers honest, powerful results from the inside, outward.

Deeply invested in advancing long lasting employee relationships, our distinctive Consultant Care program ensures that our employees are always a priority at every level of the organization and has been integral to our 94% employee retention rate.

Along with a supportive environment and culture that thrives on dreaming big, getting things done and having fun together, Macro Solutions offers employees a full suite of competitive benefits, including health, dental, 401(k), and paid time off.

If you would like to learn more about Macro, are interested in joining our team, or would like to learn more about our Consultant Care program visit our website .

Macro Solutions is an Equal Opportunity Employer.

Macro Solutions


Arlington, VA
22201 USA



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