Infrastructure Engineer

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Job#:
Job Description:
Apex Systems is a world class technology services business that incorporates industry or insights and experience to deliver solutions that fulfill our clients' digital visions.

Apex has an opportunity for an
Senior Platform Engineer
. For applicants who are interested in this opportunity, send your updated resume to Mike Konjoian, Account Manager, at .

Here are the details:

Position:
Senior Platform Engineer
Location: Sterling, VA
Project Duration: 12 months w/ possibility of extension or conversion
Rate: Negotiable Based on Experience
Senior Platform Engineer - Linux Infrastructure
Location:
Dulles, VA (On-site, SCIF environment)

Travel:
Up to 10%

Clearance Required:
Active TS/SCI with CI Poly (U.S. Citizenship required)

Role Overview
Our client is seeking a Senior Platform Engineer
with strong Linux infrastructure experience to support operations and maintenance (O&M) activities at a secure customer site near Dulles, VA. This role involves managing hardware and software components to ensure system reliability, scalability, and security.

Key Responsibilities

• Maintain and troubleshoot Linux-based systems, including physical servers, networking, storage, and cloud environments.
• Support Echelon 1 (E1) activities to ensure efficient system operations.
• Deploy O&M patches and baseline updates.
• Participate in enterprise integration efforts and technical interchange meetings.
• Document system defects and collaborate with operators and partners.
• Provide occasional off-hours support as part of a call-in rotation.
• Travel to other customer sites or factory locations as needed.

Required Qualifications

• Bachelor's degree in a STEM field (Computer Science, Engineering, IT, Physics) and 5+ years of relevant experience.

• Proficiency in:

• Linux system administration (RHEL/Oracle Linux preferred)

• VMware (vCenter, ESXi)

• LDAP (user/group management)

• Active TS/SCI clearance with CI Poly (required on Day 1).

Preferred Qualifications

• Bash scripting
• Hardware maintenance and FRU replacement
• Out-of-band management (iDRAC, terminal servers)
• Experience with Dell and Cisco hardware
• NTP, DNS, NFS administration
• Smart PDU management
• LAN and firewall configuration (Cisco preferred)
• Familiarity with Nagios, Windows OS, SAN/NAS administration

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

Apex Benefits Overview:
Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.