Systems Administrator / Service Desk

Amentum; Columbia (MD); On-site; USD 110,000 - 125,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

401(k) matching

Educational reimbursement

Parental leave

Employee stock purchase plan

Pet insurance

Job summary

Amentum is seeking an experienced IT Systems Administrator to maintain and optimize enterprise systems across Windows and Linux environments. You will support end users, manage imaging and deployments, and collaborate with systems and network engineers on large-scale rollouts.

The role requires strong documentation skills, attention to detail, and the ability to work in a security-conscious environment. On-site schedule is 8 hours/day, 5 days/week with occasional travel.

Qualifications

• 4+ years in enterprise IT environments performing systems administration and/or end-user support.
• Experience imaging and deploying Windows servers/workstations.
• Strong troubleshooting in Windows environments.
• Experience with VDI, VMware.
• Experience administering enterprise systems using Active Directory and related tools.
• Ability to create clear technical documentation and diagrams.

Responsibilities

• Maintain smooth operation of multi-user computer systems with engineering teams.
• Monitor resources to ensure optimal performance.
• Provide Tier 1–2 support and classify issues.
• Support IT systems across Windows and Linux environments.
• Work in a JIRA ticketing environment to track incidents and analyze trends.
• Collaborate on enterprise deployments and technology rollouts.

Skills

Enterprise IT

Troubleshooting

Documentation

Customer-focused

Team collaboration

Communication

Education

Bachelor's degree

Tools

VMware

Active Directory

Jira

ServiceNow

Windows deployment

Job description

Purpose and Impact:

Come be a part of an exciting and ever-changing program that provides a comprehensive range of state‑of‑the‑art solutions and hands‑on assistance in designing, implementing, managing, and sustaining operations across various network environments for our customer.

We provide an environment that fosters and supports innovation and valuing “outside-the-box” thinking to solve complex problems. There are several training opportunities for team members that want to learn new technologies and stay current with their technical skillset. We are a highly technical group and nurture growth, with a technical culture of cross‑trained teammates with opportunities to develop additional skillsets.

Work Schedule:

• 8hrs/day, 5days per week, all onsite
• Occasional Thursday evening patching (starting at 5 PM)
• Occasional travel will be available

Essential Responsibilities:

• Maintain smooth operation of multi‑user computer systems in coordination with systems and network engineering teams.
• Monitor and manage system resources (CPU, disk, memory, response times) to ensure optimal performance.
• Perform systems security administration, including account creation, user profile management, workstation/server imaging, and access control across multiple networks.
• Install, configure, and maintain system‑wide software; set up administrator accounts; maintain system documentation; and tune system performance.
• Provide Tier 1–2 support to users, distinguishing isolated issues from enterprise‑wide problems.
• Support implementation, troubleshooting, and maintenance of IT systems across Windows and Linux environments.
• Work within a JIRA ticketing environment to track incidents, collect data, analyze trends, and implement solutions.
• Diagnose customer issues, initiate repairs or returns, and document recurring problems with recommended preventive actions.
• Collaborate with systems and network engineers on enterprise‑wide deployments and technology rollouts.
• Install and troubleshoot workstations, thin clients, applications, printers, scanners, phones, and other IT equipment.
• Provide backup recovery support and make recommendations for hardware/software purchases.
• Create and maintain technical documentation, including logical and physical diagrams.

Work Environment, Physical Demands, and Mental Demands:

Standard Work Environment

Minimum Requirements (Knowledge, Skills, and Abilities):

• 4+ years of experience in an enterprise IT environment performing systems administration and/or end‑user support
• Experience imaging and deploying Windows servers and/or workstations
• Strong troubleshooting experience in Windows environments
• Experience with Virtual Desktop Infrastructure (VDI), specifically VMware
• Experience administering enterprise systems using Active Directory and related administrative tools
• Ability to create clear technical documentation and diagrams
• Strong communication skills and customer‑focused troubleshooting ability
• Experience with ticketing systems (Jira, ServiceNow, etc.)
• Experience working within classified enterprise networks
• Team‑oriented mindset with the ability to collaborate technically with peers
• Required IAT Certs: one or more of the following: Security+, SecurityX (CASP+), or CISSP
• Required Vendor Cert: one or more of the following: Microsoft, VMWare, Cisco, Netapp, Pure Storage, HP, Dell, Linux+, RedHat. If not currently achieved, then must achieve within 6 months of hire

Security Clearance Required:

• TS/SCI

Minimum Years of Experience:

• 4+

Required Certifications:

• Required IAT Certs: one or more of the following: Security+, SecurityX (CASP+), CISSP
• Required Vendor Cert: one or more of the following: Microsoft, VMWare, Cisco, Netapp, Pure Storage, HP, Dell, Linux+, RedHat. If not currently achieved, then must achieve within 6 months of hire

Preferred Qualifications:

• Bachelors Degree
• Prior Military experience

This position is not designated as a safety sensitive position.

As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug‑free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre‑hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.

Other Responsibilities:

Safety

Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self‑aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality

Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance

Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

#javelin

Compensation Details:

$110,000 - $125,000

The compensation range or hourly rate listed for this position is provided as a good‑faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax‑saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara‑O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.